Freescale Semiconductor MCF5329 User manual

MCF5329 Reference Manual
Devices Supported:
MCF5327
MCF5328
MCF53281
MCF5329
Document Number: MCF5329RM
Rev. 3
12/2008

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MCF5329RM
Rev. 3
12/2008

Overview
Signal Descriptions
ColdFire Core
Enhanced Multiply-Accumulate Unit (EMAC)
Cache
Static RAM (SRAM)
Clock Module
Power Management
Chip Configuration Module (CCM)
Reset Controller Module
System Control Module (SCM)
Crossbar Switch (XBS)
General Purpose I/O Module
Interrupt Controller Modules
Edge Port Module (EPORT)
Enhanced Direct Memory Access (eDMA)
FlexBus
SDRAM Controller (SDRAMC)
Fast Ethernet Controller (FEC)
Universal Serial Bus Interface – Host Module
Universal Serial Bus Interface – On-The-Go Module
Liquid Crystal Display Controller (LCDC)
FlexCAN
Synchronous Serial Interface (SSI)
Real-Time Clock
Pulse-Width Modulation (PWM) Module
Watchdog Timer Module
Programmable Interrupt Timers (PIT0–PIT3)
DMA Timers (DTIM0–DTIM3)
UART Modules
I2C Interface
Message Digest Hardware Accelerator (MDHA)
Random Number Generator (RNG)
Queued Serial Peripheral Interface (QSPI)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
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22
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24
25
26
27
28
29
30
31
32
33
34
35
36
37
Symmetric Key Hardware Accelerator (SKHA)
IEEE 1149.1 Test Access Port (JTAG)
Register Memory Map Quick Reference
Revision History
Debug Module
A
B

Revision History
Overview
Signal Descriptions
ColdFire Core
Enhanced Multiply-Accumulate Unit (EMAC)
Cache
Static RAM (SRAM)
Clock Module
Power Management
Chip Configuration Module (CCM)
Reset Controller Module
System Control Module (SCM)
Crossbar Switch (XBS)
General Purpose I/O Module
Interrupt Controller Modules
Edge Port Module (EPORT)
Enhanced Direct Memory Access (eDMA)
FlexBus
SDRAM Controller (SDRAMC)
Fast Ethernet Controller (FEC)
Universal Serial Bus Interface – Host Module
Universal Serial Bus Interface – On-The-Go Module
Liquid Crystal Display Controller (LCDC)
FlexCAN
Synchronous Serial Interface (SSI)
Real-Time Clock
Pulse-Width Modulation (PWM) Module
Watchdog Timer Module
Programmable Interrupt Timers (PIT0–PIT3)
DMA Timers (DTIM0–DTIM3)
UART Modules
I2C Interface
Message Digest Hardware Accelerator (MDHA)
Random Number Generator (RNG)
Queued Serial Peripheral Interface (QSPI)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
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21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
B
Symmetric Key Hardware Accelerator (SKHA)
IEEE 1149.1 Test Access Port (JTAG)
Register Memory Map Quick Reference
Debug Module
A

Freescale Semiconductor v
Contents
Paragraph
Number Title Page Number
About This Book
Audience ....................................................................................................................... xxix
Organization .................................................................................................................. xxix
Suggested Reading ....................................................................................................... xxxii
Hardware Specification ....................................................................................... xxxii
General Information ............................................................................................ xxxiii
ColdFire Documentation .................................................................................... xxxiii
Conventions ................................................................................................................ xxxiii
Register Figure Conventions .............................................................................. xxxiv
Acronyms and Abbreviations .......................................................................................xxxv
Terminology Conventions ........................................................................................... xxxvi
Chapter 1
Overview
1.1 MCF532xDevice Configurations.................................................................................................. 1-1
1.2 Block Diagram ............................................................................................................................... 1-2
1.3 Features .......................................................................................................................................... 1-3
1.3.1 V3 Core Overview...........................................................................................................1-8
1.3.2 Debug Module ................................................................................................................. 1-9
1.3.3 JTAG................................................................................................................................ 1-9
1.3.4 On-chip Memories...........................................................................................................1-9
1.3.5 LCD Controller.............................................................................................................. 1-10
1.3.6 Voice-over-IP (VoIP) System Solution......................................................................... 1-10
1.3.7 SDR/DDR SDRAM Controller ..................................................................................... 1-11
1.3.8 USB Host and OTG Controllers.................................................................................... 1-11
1.3.9 Synchronous Serial Interface (SSI)................................................................................ 1-12
1.3.10 Fast Ethernet Controller (FEC)...................................................................................... 1-12
1.3.11 Cryptography Accelerators............................................................................................ 1-12
1.3.12 FlexCAN........................................................................................................................ 1-13
1.3.13 UARTs........................................................................................................................... 1-13
1.3.14 I2C Bus...........................................................................................................................1-13
1.3.15 QSPI............................................................................................................................... 1-13
1.3.16 Pulse Width Modulation (PWM) Timer........................................................................ 1-13
1.3.17 Real Time Clock............................................................................................................ 1-13
1.3.18 DMA Timers (DTIM0-DTIM3) .................................................................................... 1-13
1.3.19 Software Watchdog Timer............................................................................................. 1-14
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Number Title Page Number
1.3.20 Periodic Interrupt Timers (PIT0–PIT3)......................................................................... 1-14
1.3.21 Clock Module and Phase Locked Loop (PLL).............................................................. 1-14
1.3.22 Interrupt Controllers ...................................................................................................... 1-14
1.3.23 DMA Controller............................................................................................................. 1-14
1.3.24 FlexBus External Interface ............................................................................................ 1-15
1.3.25 Reset Controller Module................................................................................................ 1-15
1.3.26 GPIO.............................................................................................................................. 1-15
1.4 Documentation............................................................................................................................. 1-16
Chapter 2
Signal Descriptions
2.1 Introduction.................................................................................................................................... 2-1
2.2 Signal Properties Summary............................................................................................................ 2-1
2.2.1 Internal Pull-up/Pull-downs Resistors ............................................................................. 2-8
2.3 Signal Primary Functions............................................................................................................... 2-9
2.3.1 Reset Signals.................................................................................................................... 2-9
2.3.2 PLL and Clock Signals .................................................................................................... 2-9
2.3.3 Mode Selection .............................................................................................................. 2-10
2.3.4 FlexBus Signals ............................................................................................................. 2-11
2.3.5 SDRAM Controller Signals........................................................................................... 2-12
2.3.6 External Interrupt Signals.............................................................................................. 2-12
2.3.7 DMA Signals ................................................................................................................. 2-12
2.3.8 LCD Controller Signals ................................................................................................. 2-13
2.3.9 Ethernet Module (FEC) Signals..................................................................................... 2-13
2.3.10 I2C I/O Signals .............................................................................................................. 2-14
2.3.11 FlexCAN Signals...........................................................................................................2-15
2.3.12 Queued Serial Peripheral Interface (QSPI).................................................................... 2-15
2.3.13 Synchronous Serial Interface (SSI) Signals................................................................... 2-15
2.3.14 Universal Serial Bus (USB) Signals.............................................................................. 2-16
2.3.15 Pulse Width Modulation (PWM) Module Signals......................................................... 2-16
2.3.16 UART Module Signals .................................................................................................. 2-17
2.3.17 DMA Timer Signals....................................................................................................... 2-17
2.3.18 Debug Support Signals .................................................................................................. 2-17
2.3.19 Test Signals.................................................................................................................... 2-19
2.3.20 Power and Ground Pins ................................................................................................. 2-19
2.4 External Boot Mode..................................................................................................................... 2-20
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Contents
Paragraph
Number Title Page Number
Chapter 3
ColdFire Core
3.1 Introduction.................................................................................................................................... 3-1
3.1.1 Overview.......................................................................................................................... 3-1
3.2 Memory Map/Register Description................................................................................................ 3-4
3.2.1 Data Registers (D0–D7)................................................................................................... 3-6
3.2.2 Address Registers (A0–A6)............................................................................................. 3-6
3.2.3 Supervisor/User Stack Pointers (A7 and OTHER_A7)................................................... 3-6
3.2.4 Condition Code Register (CCR)...................................................................................... 3-7
3.2.5 Program Counter (PC) ..................................................................................................... 3-8
3.2.6 Cache Control Register (CACR) ..................................................................................... 3-8
3.2.7 Access Control Registers (ACRn)................................................................................... 3-9
3.2.8 Vector Base Register (VBR)............................................................................................3-9
3.2.9 Status Register (SR)......................................................................................................... 3-9
3.2.10 Memory Base Address Register (RAMBAR) ............................................................... 3-10
3.3 Functional Description................................................................................................................. 3-10
3.3.1 Version 3 ColdFire Microarchitecture........................................................................... 3-10
3.3.2 Instruction Set Architecture (ISA_A+).......................................................................... 3-11
3.3.3 Exception Processing Overview.................................................................................... 3-12
3.3.4 Processor Exceptions..................................................................................................... 3-15
3.3.5 Instruction Execution Timing........................................................................................ 3-23
Chapter 4
Enhanced Multiply-Accumulate Unit (EMAC)
4.1 Introduction.................................................................................................................................... 4-1
4.1.1 Overview.......................................................................................................................... 4-1
4.2 Memory Map/Register Definition.................................................................................................. 4-3
4.2.1 MAC Status Register (MACSR)...................................................................................... 4-3
4.2.2 Mask Register (MASK)................................................................................................... 4-5
4.2.3 Accumulator Registers (ACC0–3)................................................................................... 4-6
4.2.4 Accumulator Extension Registers (ACCext01, ACCext23)............................................ 4-7
4.3 Functional Description................................................................................................................... 4-8
4.3.1 Fractional Operation Mode............................................................................................ 4-10
4.3.2 EMAC Instruction Set Summary................................................................................... 4-12
4.3.3 EMAC Instruction Execution Times ............................................................................. 4-13
4.3.4 Data Representation....................................................................................................... 4-14
4.3.5 MAC Opcodes ............................................................................................................... 4-14
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Contents
Paragraph
Number Title Page Number
Chapter 5
Cache
5.1 Introduction.................................................................................................................................... 5-1
5.1.1 Overview.......................................................................................................................... 5-1
5.2 Memory Map/Register Definition.................................................................................................. 5-2
5.2.1 Cache Control Register (CACR) ..................................................................................... 5-2
5.2.2 Access Control Registers (ACR0–ACR1)....................................................................... 5-4
5.3 Functional Description................................................................................................................... 5-5
5.3.1 Cache Organization.......................................................................................................... 5-5
5.3.2 Cache Operation .............................................................................................................. 5-7
5.3.3 Caching Modes ..............................................................................................................5-10
5.3.4 Cache-Inhibited Accesses.............................................................................................. 5-11
5.3.5 Cache Protocol............................................................................................................... 5-11
5.3.6 Cache Coherency........................................................................................................... 5-13
5.3.7 Memory Accesses for Cache Maintenance.................................................................... 5-13
5.3.8 Cache Locking............................................................................................................... 5-15
5.3.9 Cache Management........................................................................................................ 5-16
5.3.10 Cache Operation Summary............................................................................................ 5-17
Chapter 6
Static RAM (SRAM)
6.1 Introduction.................................................................................................................................... 6-1
6.1.1 Overview.......................................................................................................................... 6-1
6.1.2 Features............................................................................................................................ 6-1
6.2 Memory Map/Register Description................................................................................................ 6-2
6.2.1 SRAM Base Address Register (RAMBAR).................................................................... 6-2
6.3 Initialization/Application Information ........................................................................................... 6-4
6.3.1 SRAM Initialization Code ............................................................................................... 6-4
6.3.2 Power Management ......................................................................................................... 6-5
Chapter 7
Clock Module
7.1 Introduction.................................................................................................................................... 7-1
7.1.1 Block Diagram................................................................................................................. 7-3
7.1.2 Features............................................................................................................................ 7-3
7.1.3 Modes of Operation .........................................................................................................7-3
7.2 Memory Map/Register Definition.................................................................................................. 7-5
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Contents
Paragraph
Number Title Page Number
7.2.1 PLL Output Divider Register (PODR) ............................................................................ 7-6
7.2.2 PLL Control Register (PCR)............................................................................................7-6
7.2.3 PLL Modulation Divider Register (PMDR).................................................................... 7-7
7.2.4 PLL Feedback Divider Register (PFDR)......................................................................... 7-8
7.3 Functional Description................................................................................................................... 7-8
7.3.1 PLL Dithered and Non-Dithered Operation .................................................................... 7-8
7.3.2 Dithering Waveform Definition....................................................................................... 7-9
7.3.3 PLL Frequency Multiplication Factor Select................................................................. 7-10
7.3.4 System Clock Modes ..................................................................................................... 7-11
7.3.5 Clock Operation During Reset....................................................................................... 7-11
Chapter 8
Power Management
8.1 Introduction.................................................................................................................................... 8-1
8.1.1 Features............................................................................................................................ 8-1
8.2 Memory Map/Register Definition.................................................................................................. 8-1
8.2.1 Wake-up Control Register ............................................................................................... 8-2
8.2.2 Peripheral Power Management Set Registers (PPMSR0 & PPMSR1) ........................... 8-3
8.2.3 Peripheral Power Management Clear Registers (PPMCR0 & PPMCR1)....................... 8-4
8.2.4 Peripheral Power Management Registers (PPMHR0, PPMHR1, & PPMLR0)..............8-4
8.2.5 Low-Power Control Register (LPCR) ............................................................................. 8-7
8.3 Functional Description................................................................................................................... 8-8
8.3.1 Peripheral Shut Down...................................................................................................... 8-8
8.3.2 Limp mode....................................................................................................................... 8-8
8.3.3 Low-Power Modes........................................................................................................... 8-9
8.3.4 Peripheral Behavior in Low-Power Modes ................................................................... 8-10
8.3.5 Summary of Peripheral State During Low-power Modes ............................................. 8-15
Chapter 9
Chip Configuration Module (CCM)
9.1 Introduction.................................................................................................................................... 9-1
9.1.1 Block Diagram................................................................................................................. 9-1
9.1.2 Features............................................................................................................................ 9-1
9.1.3 Modes of Operation .........................................................................................................9-1
9.2 External Signal Descriptions.......................................................................................................... 9-2
9.2.1 RCON .............................................................................................................................. 9-2
9.2.2 D[9:86:1] (Reset Configuration Override) ...................................................................... 9-2
9.3 Memory Map/Register Definition.................................................................................................. 9-2
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Number Title Page Number
9.3.1 Chip Configuration Register (CCR) ................................................................................ 9-3
9.3.2 Reset Configuration Register (RCON)............................................................................ 9-4
9.3.3 Chip Identification Register (CIR) .................................................................................. 9-4
9.3.4 Miscellaneous Control Register (MISCCR).................................................................... 9-5
9.3.5 Clock Divider Register .................................................................................................... 9-6
9.3.6 USB Host Controller Status Register (UHCSR).............................................................. 9-7
9.3.7 USB On-the-Go Controller Status Register (UOCSR).................................................... 9-7
9.4 Functional Description................................................................................................................... 9-9
9.4.1 Reset Configuration......................................................................................................... 9-9
9.4.2 PLL Mode Selection...................................................................................................... 9-11
9.4.3 Oscillator Mode Selection ............................................................................................. 9-11
9.4.4 Boot Device Selection ................................................................................................... 9-11
9.4.5 Output Pad Strength Configuration ............................................................................... 9-11
9.4.6 Chip Select Configuration ............................................................................................. 9-12
Chapter 10
Reset Controller Module
10.1 Introduction.................................................................................................................................. 10-1
10.1.1 Block Diagram............................................................................................................... 10-1
10.1.2 Features.......................................................................................................................... 10-1
10.2 External Signal Description ......................................................................................................... 10-2
10.2.1 RESET ........................................................................................................................... 10-2
10.2.2 RSTOUT........................................................................................................................ 10-2
10.3 Memory Map/Register Definition................................................................................................ 10-2
10.3.1 Reset Control Register (RCR) ....................................................................................... 10-2
10.3.2 Reset Status Register (RSR) .......................................................................................... 10-3
10.4 Functional Description................................................................................................................. 10-4
10.4.1 Reset Sources................................................................................................................. 10-4
10.4.2 Reset Control Flow........................................................................................................ 10-5
10.4.3 Concurrent Resets.......................................................................................................... 10-7
Chapter 11
System Control Module (SCM)
11.1 Introduction.................................................................................................................................. 11-1
11.1.1 Overview........................................................................................................................ 11-1
11.1.2 Features.......................................................................................................................... 11-1
11.2 Memory Map/Register Definition................................................................................................ 11-2
11.2.1 Master Privilege Register 0 (MPR0) ............................................................................. 11-3
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11.2.2 Master Privilege Register 1 (MPR1) ............................................................................. 11-4
11.2.3 Peripheral Access Control Registers (PACRx).............................................................. 11-4
11.2.4 Bus Monitor Timeout Registers (BMTn)...................................................................... 11-7
11.2.5 Core Watchdog Control Register (CWCR) ................................................................... 11-8
11.2.6 Core Watchdog Service Register (CWSR).................................................................... 11-9
11.2.7 SCM Interrupt Status Register (SCMISR)................................................................... 11-10
11.2.8 Burst Configuration Register (BCR) ........................................................................... 11-10
11.2.9 Core Fault Address Register (CFADR)....................................................................... 11-11
11.2.10 Core Fault Interrupt Enable Register (CFIER)............................................................ 11-12
11.2.11 Core Fault Location Register (CFLOC) ...................................................................... 11-12
11.2.12 Core Fault Attributes Register (CFATR)..................................................................... 11-12
11.2.13 Core Fault Data Register (CFDTR)............................................................................. 11-13
11.3 Functional Description............................................................................................................... 11-14
11.3.1 Access Control............................................................................................................. 11-14
11.3.2 Core Watchdog Timer ................................................................................................. 11-14
11.3.3 Core Data Fault Recovery Registers............................................................................ 11-15
Chapter 12
Crossbar Switch (XBS)
12.1 Overview...................................................................................................................................... 12-1
12.2 Features ........................................................................................................................................ 12-3
12.3 Modes of Operation...................................................................................................................... 12-3
12.4 Memory Map / Register Definition.............................................................................................. 12-3
12.4.1 XBS Priority Registers (XBS_PRSn)............................................................................ 12-4
12.4.2 XBS Control Registers (XBS_CRSn) ........................................................................... 12-5
12.5 Functional Description................................................................................................................. 12-6
12.5.1 Arbitration...................................................................................................................... 12-6
12.6 Initialization/Application Information ......................................................................................... 12-7
Chapter 13
General Purpose I/O Module
13.1 Introduction.................................................................................................................................. 13-1
13.1.1 Overview........................................................................................................................ 13-2
13.1.2 Features.......................................................................................................................... 13-3
13.2 External Signal Description ......................................................................................................... 13-3
13.3 Memory Map/Register Definition.............................................................................................. 13-11
13.3.1 Port Output Data Registers (PODR_x)........................................................................ 13-14
13.3.2 Port Data Direction Registers (PDDR_x).................................................................... 13-17
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13.3.3 Port Pin Data/Set Data Registers (PPDSDR_x)........................................................... 13-19
13.3.4 Port Clear Output Data Registers (PCLRR_x) ............................................................ 13-21
13.3.5 Pin Assignment Registers (PAR_x)............................................................................. 13-23
13.3.6 FlexBus Mode Select Control Register (MSCR_FLEXBUS)..................................... 13-34
13.3.7 SDRAM Mode Select Control Register (MSCR_SDRAM)........................................ 13-34
13.3.8 Drive Strength Control Registers (DSCR_x)............................................................... 13-35
13.4 Functional Description............................................................................................................... 13-38
13.4.1 Overview...................................................................................................................... 13-38
13.4.2 Port Digital I/O Timing................................................................................................ 13-38
13.5 Initialization/Application Information ....................................................................................... 13-39
Chapter 14
Interrupt Controller Modules
14.1 Introduction.................................................................................................................................. 14-1
14.1.1 68 K/ColdFire Interrupt Architecture Overview ........................................................... 14-1
14.2 Memory Map/Register Definition................................................................................................ 14-2
14.2.1 Interrupt Pending Registers (IPRHn, IPRLn)................................................................ 14-4
14.2.2 Interrupt Mask Register (IMRHn, IMRLn)................................................................... 14-5
14.2.3 Interrupt Force Registers (INTFRCHn, INTFRCLn).................................................... 14-6
14.2.4 Interrupt Configuration Register (ICONFIG)................................................................ 14-7
14.2.5 Set Interrupt Mask Register (SIMRn)............................................................................ 14-8
14.2.6 Clear Interrupt Mask Register (CIMRn)........................................................................ 14-9
14.2.7 Current Level Mask Register (CLMASK)..................................................................... 14-9
14.2.8 Saved Level Mask Register (SLMASK) ..................................................................... 14-10
14.2.9 Interrupt Control Register (ICR0n, ICR1n, (n= 00, 01, 02, ..., 63))........................... 14-11
14.2.10 Software and Level 1 – 7 IACK Registers (SWIACKn, L1IACKn– L7IACKn)...... 14-15
14.3 Functional Description............................................................................................................... 14-16
14.3.1 Interrupt Controller Theory of Operation.................................................................... 14-16
14.3.2 Prioritization Between Interrupt Controllers ............................................................... 14-18
14.3.3 Low-Power Wake-up Operation.................................................................................. 14-18
14.4 Initialization/Application Information ....................................................................................... 14-19
14.4.1 Interrupt Service Routines ........................................................................................... 14-19
Chapter 15
Edge Port Module (EPORT)
15.1 Introduction.................................................................................................................................. 15-1
15.2 Low-Power Mode Operation........................................................................................................ 15-2
15.3 Interrupt/GPIO Pin Descriptions.................................................................................................. 15-2
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Number Title Page Number
15.4 Memory Map/Register Definition................................................................................................ 15-2
15.4.1 EPORT Pin Assignment Register (EPPAR).................................................................. 15-3
15.4.2 EPORT Data Direction Register (EPDDR)................................................................... 15-4
15.4.3 Edge Port Interrupt Enable Register (EPIER) ............................................................... 15-5
15.4.4 Edge Port Data Register (EPDR)................................................................................... 15-5
15.4.5 Edge Port Pin Data Register (EPPDR) .......................................................................... 15-5
15.4.6 Edge Port Flag Register (EPFR).................................................................................... 15-6
Chapter 16
Enhanced Direct Memory Access (eDMA)
16.1 Overview...................................................................................................................................... 16-1
16.2 Block Diagram ............................................................................................................................. 16-1
16.3 Features ........................................................................................................................................ 16-2
16.4 Modes of Operation...................................................................................................................... 16-2
16.4.1 Normal Mode................................................................................................................. 16-2
16.4.2 Debug Mode .................................................................................................................. 16-3
16.5 External Signal Description ......................................................................................................... 16-3
16.5.1 External Signal Timing.................................................................................................. 16-3
16.6 Memory Map/Register Definition................................................................................................ 16-4
16.6.1 eDMA Control Register (EDMA_CR).......................................................................... 16-4
16.6.2 eDMA Error Status Register (EDMA_ES).................................................................... 16-5
16.6.3 eDMA Enable Request Register (EDMA_ERQ)........................................................... 16-8
16.6.4 eDMA Enable Error Interrupt Registers (EDMA_EEI) ................................................ 16-9
16.6.5 eDMA Set Enable Request Register (EDMA_SERQ) .................................................. 16-9
16.6.6 eDMA Clear Enable Request Register (EDMA_CERQ) ............................................ 16-10
16.6.7 eDMA Set Enable Error Interrupt Register (EDMA_SEEI) ....................................... 16-11
16.6.8 eDMA Clear Enable Error Interrupt Register (EDMA_CEEI).................................... 16-11
16.6.9 eDMA Clear Interrupt Request Register (EDMA_CINT)........................................... 16-12
16.6.10 eDMA Clear Error Register (EDMA_CERR)............................................................. 16-13
16.6.11 eDMA Set START Bit Register (EDMA_SSRT) ....................................................... 16-13
16.6.12 eDMA Clear DONE Status Bit Register (EDMA_CDNE) ......................................... 16-14
16.6.13 eDMA Interrupt Request Register (EDMA_INT)....................................................... 16-15
16.6.14 eDMA Error Register (EDMA_ERR) ......................................................................... 16-15
16.6.15 eDMA Channel n Priority Registers (DCHPRIn)........................................................ 16-16
16.6.16 Transfer Control Descriptors (TCDn) ......................................................................... 16-17
16.7 Functional Description............................................................................................................... 16-24
16.7.1 eDMA Microarchitecture............................................................................................. 16-24
16.7.2 eDMA Basic Data Flow............................................................................................... 16-25
16.8 Initialization/Application Information ....................................................................................... 16-28
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16.8.1 eDMA Initialization..................................................................................................... 16-28
16.8.2 DMA Programming Errors.......................................................................................... 16-31
16.8.3 DMA Arbitration Mode Considerations...................................................................... 16-31
16.8.4 DMA Transfer.............................................................................................................. 16-32
16.8.5 eDMA TCDnStatus Monitoring ................................................................................. 16-35
16.8.6 Channel Linking .......................................................................................................... 16-36
16.8.7 Dynamic Programming................................................................................................ 16-37
Chapter 17
FlexBus
17.1 Introduction.................................................................................................................................. 17-1
17.1.1 Overview........................................................................................................................ 17-1
17.1.2 Features.......................................................................................................................... 17-2
17.2 External Signals............................................................................................................................ 17-2
17.2.1 Address and Data Buses (FB_A[23:0], FB_D[31:0])................................................... 17-2
17.2.2 Chip Selects (FB_CS[5:0])............................................................................................ 17-3
17.2.3 Byte Enables/Byte Write Enables (FB_BE/BWE[3:0]) ................................................ 17-3
17.2.4 Output Enable (FB_OE) ................................................................................................ 17-3
17.2.5 Read/Write (FB_R/W)................................................................................................... 17-3
17.2.6 Transfer Start (FB_TS).................................................................................................. 17-3
17.2.7 Transfer Acknowledge (FB_TA)................................................................................... 17-3
17.3 Memory Map/Register Definition................................................................................................ 17-4
17.3.1 Chip-Select Address Registers (CSAR0 – CSAR5)...................................................... 17-4
17.3.2 Chip-Select Mask Registers (CSMR0 – CSMR5)......................................................... 17-5
17.3.3 Chip-Select Control Registers (CSCR0 – CSCR5) ....................................................... 17-6
17.4 Functional Description................................................................................................................. 17-9
17.4.1 Chip-Select Operation.................................................................................................... 17-9
17.4.2 Data Transfer Operation .............................................................................................. 17-10
17.4.3 Data Byte Alignment and Physical Connections......................................................... 17-11
17.4.4 Bus Cycle Execution.................................................................................................... 17-12
17.4.5 FlexBus Timing Examples........................................................................................... 17-13
17.4.6 Burst Cycles................................................................................................................. 17-24
17.4.7 Misaligned Operands................................................................................................... 17-30
17.4.8 Bus Errors .................................................................................................................... 17-30
Chapter 18
SDRAM Controller (SDRAMC)
18.1 Introduction.................................................................................................................................. 18-1
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18.1.1 Block Diagram............................................................................................................... 18-2
18.1.2 Features.......................................................................................................................... 18-2
18.1.3 Terminology................................................................................................................... 18-3
18.2 External Signal Description ......................................................................................................... 18-3
18.3 Interface Recommendations......................................................................................................... 18-5
18.3.1 Supported Memory Configurations ............................................................................... 18-5
18.3.2 SDRAM SDR Connections ......................................................................................... 18-10
18.3.3 SDRAM DDR Component Connections..................................................................... 18-12
18.3.4 DDR SDRAM Layout Considerations ........................................................................ 18-12
18.4 Memory Map/Register Definition.............................................................................................. 18-14
18.4.1 SDRAM Mode/Extended Mode Register (SDMR)..................................................... 18-14
18.4.2 SDRAM Control Register (SDCR).............................................................................. 18-15
18.4.3 SDRAM Configuration Register 1 (SDCFG1)............................................................ 18-17
18.4.4 SDRAM Configuration Register 2 (SDCFG2)............................................................ 18-19
18.4.5 SDRAM Chip Select Configuration Registers (SDCSn)............................................. 18-20
18.5 Functional Description............................................................................................................... 18-21
18.5.1 SDRAM Commands.................................................................................................... 18-21
18.5.2 Read Clock Recovery (RCR) Block............................................................................ 18-26
18.6 Initialization/Application Information ....................................................................................... 18-27
18.6.1 Page Management........................................................................................................ 18-28
18.6.2 Transfer Size................................................................................................................ 18-29
Chapter 19
Fast Ethernet Controller (FEC)
19.1 Introduction.................................................................................................................................. 19-1
19.1.1 Overview....................................................................................................................... 19-1
19.1.2 Block Diagram............................................................................................................... 19-1
19.1.3 Features.......................................................................................................................... 19-3
19.2 Modes of Operation...................................................................................................................... 19-4
19.2.1 Full and Half Duplex Operation .................................................................................... 19-4
19.2.2 Interface Options............................................................................................................ 19-4
19.2.3 Address Recognition Options........................................................................................ 19-5
19.2.4 Internal Loopback.......................................................................................................... 19-5
19.3 External Signal Description ......................................................................................................... 19-5
19.4 Memory Map/Register Definition................................................................................................ 19-6
19.4.1 MIB Block Counters Memory Map............................................................................... 19-7
19.4.2 Ethernet Interrupt Event Register (EIR)........................................................................ 19-9
19.4.3 Interrupt Mask Register (EIMR).................................................................................. 19-11
19.4.4 Receive Descriptor Active Register (RDAR).............................................................. 19-11
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19.4.5 Transmit Descriptor Active Register (TDAR)............................................................. 19-12
19.4.6 Ethernet Control Register (ECR)................................................................................. 19-13
19.4.7 MII Management Frame Register (MMFR)................................................................ 19-13
19.4.8 MII Speed Control Register (MSCR).......................................................................... 19-15
19.4.9 MIB Control Register (MIBC) .................................................................................... 19-16
19.4.10 Receive Control Register (RCR) ................................................................................. 19-16
19.4.11 Transmit Control Register (TCR)................................................................................ 19-17
19.4.12 Physical Address Lower Register (PALR).................................................................. 19-18
19.4.13 Physical Address Upper Register (PAUR).................................................................. 19-19
19.4.14 Opcode/Pause Duration Register (OPD) ..................................................................... 19-19
19.4.15 Descriptor Individual Upper Address Register (IAUR) .............................................. 19-20
19.4.16 Descriptor Individual Lower Address Register (IALR) .............................................. 19-20
19.4.17 Descriptor Group Upper Address Register (GAUR)................................................... 19-21
19.4.18 Descriptor Group Lower Address Register (GALR)................................................... 19-21
19.4.19 Transmit FIFO Watermark Register (TFWR) ............................................................. 19-21
19.4.20 FIFO Receive Bound Register (FRBR)....................................................................... 19-22
19.4.21 FIFO Receive Start Register (FRSR)........................................................................... 19-22
19.4.22 Receive Descriptor Ring Start Register (ERDSR) ...................................................... 19-23
19.4.23 Transmit Buffer Descriptor Ring Start Registers (ETSDR)........................................ 19-23
19.4.24 Receive Buffer Size Register (EMRBR) ..................................................................... 19-24
19.5 Functional Description............................................................................................................... 19-25
19.5.1 Buffer Descriptors........................................................................................................ 19-25
19.5.2 Initialization Sequence................................................................................................. 19-30
19.5.3 User Initialization (Prior to Setting ECR[ETHER_EN])............................................. 19-30
19.5.4 Microcontroller Initialization....................................................................................... 19-31
19.5.5 User Initialization (After Setting ECR[ETHER_EN]) ................................................ 19-32
19.5.6 Network Interface Options........................................................................................... 19-32
19.5.7 FEC Frame Transmission ............................................................................................ 19-33
19.5.8 FEC Frame Reception.................................................................................................. 19-34
19.5.9 Ethernet Address Recognition ..................................................................................... 19-35
19.5.10 Hash Algorithm............................................................................................................ 19-37
19.5.11 Full Duplex Flow Control............................................................................................ 19-40
19.5.12 Inter-Packet Gap (IPG) Time....................................................................................... 19-41
19.5.13 Collision Managing...................................................................................................... 19-41
19.5.14 MII Internal and External Loopback ........................................................................... 19-41
19.5.15 Ethernet Error-Managing Procedure............................................................................ 19-41
Chapter 20
Universal Serial Bus Interface – Host Module
20.1 Introduction.................................................................................................................................. 20-1
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20.1.1 Block Diagram............................................................................................................... 20-2
20.1.2 Overview........................................................................................................................ 20-2
20.1.3 Features.......................................................................................................................... 20-2
20.1.4 Modes of Operation ....................................................................................................... 20-3
20.2 External Signal Description ......................................................................................................... 20-3
20.2.1 USB Host Control and Status Signals............................................................................ 20-4
20.3 Memory Map/Register Definitions .............................................................................................. 20-5
20.4 Functional Description................................................................................................................. 20-6
Chapter 21
Universal Serial Bus Interface – On-The-Go Module
21.1 Introduction.................................................................................................................................. 21-1
21.1.1 Overview........................................................................................................................ 21-1
21.1.2 Block Diagram............................................................................................................... 21-2
21.1.3 Features.......................................................................................................................... 21-3
21.1.4 Modes of Operation ....................................................................................................... 21-4
21.2 External Signal Description ......................................................................................................... 21-5
21.2.1 USB OTG Control and Status Signals........................................................................... 21-6
21.3 Memory Map/Register Definition................................................................................................ 21-8
21.3.1 Module Identification Registers..................................................................................... 21-9
21.3.2 Capability Registers..................................................................................................... 21-13
21.3.3 Operational Registers................................................................................................... 21-16
21.4 Functional Description............................................................................................................... 21-45
21.4.1 System Interface .......................................................................................................... 21-45
21.4.2 DMA Engine................................................................................................................ 21-45
21.4.3 FIFO RAM Controller ................................................................................................. 21-45
21.4.4 Physical Layer (PHY) Interface................................................................................... 21-45
21.5 Initialization/Application Information ....................................................................................... 21-46
21.5.1 Host Operation............................................................................................................. 21-46
21.5.2 Device Data Structures ................................................................................................ 21-47
21.5.3 Device Operation......................................................................................................... 21-54
21.5.4 Servicing Interrupts...................................................................................................... 21-72
21.5.5 Deviations from the EHCI Specifications ................................................................... 21-73
Chapter 22
Liquid Crystal Display Controller (LCDC)
22.1 Introduction.................................................................................................................................. 22-1
22.1.1 Block Diagram............................................................................................................... 22-1
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22.1.2 Features.......................................................................................................................... 22-1
22.2 External Signal Description ......................................................................................................... 22-3
22.3 Memory Map/Register Definition................................................................................................ 22-3
22.3.1 LCDC Screen Start Address Register (LCD_SSAR) .................................................... 22-5
22.3.2 LCDC Size Register (LCD_SR).................................................................................... 22-5
22.3.3 LCDC Virtual Page Width Register (LCD_VPW)........................................................ 22-5
22.3.4 LCDC Cursor Position Register (LCD_CPR) ............................................................... 22-6
22.3.5 LCDC Cursor Width Height and Blink Register (LCD_CWHB) ................................. 22-7
22.3.6 LCDC Color Cursor Mapping Register (LCD_CCMR)................................................ 22-8
22.3.7 LCDC Panel Configuration Register (LCD_PCR)........................................................ 22-9
22.3.8 LCDC Horizontal Configuration Register (LCD_HCR)............................................. 22-12
22.3.9 LCDC Vertical Configuration Register (LCD_VCR) ................................................. 22-12
22.3.10 LCDC Panning Offset Register (LCD_POR).............................................................. 22-13
22.3.11 LCDC Sharp Configuration Register (LCD_SCR) ..................................................... 22-14
22.3.12 LCDC PWM Contrast Control Register (LCD_PCCR) .............................................. 22-16
22.3.13 LCDC DMA Control Register (LCD_DCR)............................................................... 22-16
22.3.14 LCDC Refresh Mode Control Register (LCD_RMCR) .............................................. 22-17
22.3.15 LCDC Interrupt Configuration Register (LCD_ICR).................................................. 22-18
22.3.16 LCDC Interrupt Enable Register (LCD_IER) ............................................................. 22-19
22.3.17 LCDC Interrupt Status Register (LCD_ISR)............................................................... 22-20
22.3.18 LCDC Graphic Window Start Address Register (LCD_GWSAR)............................. 22-22
22.3.19 LCDC Graphic Window Size Register (LCD_GWSR)............................................... 22-22
22.3.20 LCDC Graphic Window Virtual Page Width Register (LCD_GWVPW) .................. 22-23
22.3.21 LCDC Graphic Window Panning Offset Register (LCD_GWPOR)........................... 22-23
22.3.22 LCDC Graphic Window Position Register (LCD_GWPR) ........................................ 22-24
22.3.23 LCDC Graphic Window Control Register (LCD_GWCR)......................................... 22-24
22.3.24 LCDC Graphic Window DMA Control Register (LCD_GWDCR)............................ 22-26
22.3.25 Mapping RAM Registers (BGLUT and GWLUT)...................................................... 22-26
22.4 Functional Description............................................................................................................... 22-29
22.4.1 LCD Screen Format..................................................................................................... 22-29
22.4.2 Graphic Window on Screen......................................................................................... 22-30
22.4.3 Panning ........................................................................................................................ 22-31
22.4.4 Display Data Mapping................................................................................................. 22-31
22.4.5 Black-and-White Operation......................................................................................... 22-33
22.4.6 Gray-Scale Operation .................................................................................................. 22-33
22.4.7 Color Generation.......................................................................................................... 22-34
22.4.8 Frame Rate Modulation Control (FRC)....................................................................... 22-36
22.4.9 Panel Interface Signals and Timing............................................................................. 22-37
22.4.10 8 bpp Mode Color STN Panel...................................................................................... 22-40
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Chapter 23
FlexCAN
23.1 Introduction.................................................................................................................................. 23-1
23.1.1 Block Diagram............................................................................................................... 23-1
23.1.2 Features.......................................................................................................................... 23-3
23.1.3 Modes of Operation ....................................................................................................... 23-3
23.2 External Signal Description ......................................................................................................... 23-5
23.3 Memory Map/Register Definition................................................................................................ 23-5
23.3.1 FlexCAN Configuration Register (CANMCR)............................................................. 23-6
23.3.2 FlexCAN Control Register (CANCTRL)...................................................................... 23-8
23.3.3 FlexCAN Free Running Timer Register (TIMER)...................................................... 23-10
23.3.4 Rx Mask Registers (RXGMASK, RX14MASK, RX15MASK)................................. 23-11
23.3.5 FlexCAN Error Counter Register (ERRCNT)............................................................. 23-12
23.3.6 FlexCAN Error and Status Register (ERRSTAT)....................................................... 23-13
23.3.7 Interrupt Mask Register (IMASK)............................................................................... 23-15
23.3.8 Interrupt Flag Register (IFLAG).................................................................................. 23-16
23.3.9 Message Buffer Structure ............................................................................................ 23-16
23.3.10 Functional Overview.................................................................................................... 23-20
23.3.11 Transmit Process.......................................................................................................... 23-20
23.3.12 Arbitration Process ...................................................................................................... 23-21
23.3.13 Receive Process ........................................................................................................... 23-21
23.3.14 Matching Process......................................................................................................... 23-23
23.3.15 Message Buffer Managing........................................................................................... 23-23
23.3.16 CAN Protocol Related Frames .................................................................................... 23-25
23.3.17 Time Stamp.................................................................................................................. 23-26
23.3.18 Bit Timing.................................................................................................................... 23-26
23.4 Initialization/Application Information ....................................................................................... 23-28
23.4.1 Interrupts...................................................................................................................... 23-29
Chapter 24
Synchronous Serial Interface (SSI)
24.1 Introduction.................................................................................................................................. 24-1
24.1.1 Overview........................................................................................................................ 24-2
24.1.2 Features.......................................................................................................................... 24-3
24.1.3 Modes of Operation ....................................................................................................... 24-3
24.2 External Signal Description ......................................................................................................... 24-5
24.2.1 SSI_CLKIN — SSI Clock Input.................................................................................... 24-5
24.2.2 SSI_BCLK — Serial Bit Clock ..................................................................................... 24-5
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24.2.3 SSI_MCLK — Serial Master Clock.............................................................................. 24-5
24.2.4 SSI_FS — Serial Frame Sync........................................................................................ 24-5
24.2.5 SSI_RXD — Serial Receive Data ................................................................................. 24-5
24.2.6 SSI_TXD — Serial Transmit Data................................................................................ 24-6
24.3 Memory Map/Register Definition................................................................................................ 24-7
24.3.1 SSI Transmit Data Registers 0 and 1 (SSI_TX0/1)...................................................... 24-8
24.3.2 SSI Transmit FIFO 0 and 1 Registers........................................................................... 24-9
24.3.3 SSI Transmit Shift Register (TXSR) ............................................................................. 24-9
24.3.4 SSI Receive Data Registers 0 and 1 (SSI_RX0/1) ..................................................... 24-10
24.3.5 SSI Receive FIFO 0 and 1 Registers .......................................................................... 24-11
24.3.6 SSI Receive Shift Register (RXSR)............................................................................. 24-11
24.3.7 SSI Control Register (SSI_CR) ................................................................................... 24-13
24.3.8 SSI Interrupt Status Register (SSI_ISR)...................................................................... 24-15
24.3.9 SSI Interrupt Enable Register (SSI_IER) .................................................................... 24-20
24.3.10 SSI Transmit Configuration Register (SSI_TCR) ....................................................... 24-21
24.3.11 SSI Receive Configuration Register (SSI_RCR)......................................................... 24-23
24.3.12 SSI Clock Control Register (SSI_CCR)...................................................................... 24-24
24.3.13 SSI FIFO Control/Status Register (SSI_FCSR) .......................................................... 24-25
24.3.14 SSI AC97 Control Register (SSI_ACR)...................................................................... 24-27
24.3.15 SSI AC97 Command Address Register (SSI_ACADD) ............................................. 24-28
24.3.16 SSI AC97 Command Data Register (SSI_ACDAT) ................................................... 24-29
24.3.17 SSI AC97 Tag Register (SSI_ATAG)......................................................................... 24-29
24.3.18 SSI Transmit Time Slot Mask Register (SSI_TMASK).............................................. 24-30
24.3.19 SSI Receive Time Slot Mask Register (SSI_RMASK)............................................... 24-30
24.4 Functional Description............................................................................................................... 24-30
24.4.1 Detailed Operating Mode Descriptions ....................................................................... 24-30
24.4.2 SSI Clocking................................................................................................................ 24-43
24.4.3 External Frame and Clock Operation .......................................................................... 24-46
24.4.4 Supported Data Alignment Formats ............................................................................ 24-46
24.4.5 Receive Interrupt Enable Bit Description.................................................................... 24-48
24.4.6 Transmit Interrupt Enable Bit Description .................................................................. 24-48
24.5 Initialization/Application Information ....................................................................................... 24-49
Chapter 25
Real-Time Clock
25.1 Introduction.................................................................................................................................. 25-1
25.1.1 Overview........................................................................................................................ 25-1
25.1.2 Features.......................................................................................................................... 25-2
25.1.3 Modes of Operation ....................................................................................................... 25-2
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