Table of contents
Table of contents ……………………………………………………………………………………………………………. 3
List of tables …………………………………………………………………………………………………………………. 4
List of figures ………………………………………………………………………………………………………………… 4
Trademarks………………………………………………………………………………………………………………….. 5
Ownership Rights ………………………………………………………………………………………………………….. 5
Notation Conventions………………………………………………………………….…………………………………… 6
General safety requirements……………….. ............................................................................................................7
High Voltage Safe Handling Rules…………………………………………………………………………………. 7
Board Handling Regulations.........................................................................................................................7
General Board Operation Rules……………………………………………………………………………………………. 8
MANUFACTURER'S WARRANTIES………………………………………………………………………………………. 8
1
Description and operation of CPC1302 CPU Module.......................................................................10
1.1 Purpose..................................................................................................................................................10
1.2 Versions, ordering information................................................................................................................ 10
1.2.1 Versions..................................................................................................................................... 10
1.2.2 Description of the supplied configurations .................................................................................11
1.2.3 Available options for CPC1302..................................................................................................11
1.3 Main and additional complete set...........................................................................................................12
1.3.1 Delivery checklist.......................................................................................................................12
1.3.2 Additional complete sets for heat removal ................................................................................. 12
1.3.3 Carrier-board for CPC1302........................................................................................................ 12
1.4 Technical features ..................................................................................................................................13
1.5 Module power supply and current consumption .....................................................................................14
1.5.1 Power supply reset and monitoring............................................................................................14
1.5.2 Power supply requirement ......................................................................................................... 14
1.5.3 Consumption currents of the modules .......................................................................................14
1.6 Resistance to climatic effects .................................................................................................................15
1.7 Resistance to mechanical effects...........................................................................................................15
1.8 Weight and dimensions characteristics (module and packaging) ........................................................... 15
1.8.1 Weight and dimensions of additional complete sets for heat removal........................................16
1.9 MTBF......................................................................................................................................................17
2
Description of operation of CPC1302 major components...............................................................18
2.1 Location of main components................................................................................................................. 18
2.2 Functional structure of CPC1302............................................................................................................20
2.3 Connectors COM Express A-B, C-D....................................................................................................... 23
2.4 Possible PCIe х16 Gen3 configuration options.......................................................................................23
2.5 Possible PCIe х8 Gen2 configuration options.........................................................................................24
2.6 Devices on SMBus .................................................................................................................................24
2.7 FRAM controller registers……………………………………………………………………………………….. 25
2.8 Watchdog timer ...................................................................................................................................... 26
2.8.1 Watchdog timer's registers......................................................................................................... 27
2.8.2 Description of watchdog timer's registers................................................................................... 28
2.9 I2C Controller/ I/O ports..........................................................................................................................29
2.9.1 Algorithm of I2C controller operation.......................................................................................... 30
2.9.2 Registers of I2C controller.......................................................................................................... 31
2.9.3 Description of I2C controller registers........................................................................................ 31
3
Intended use of CPC1302....................................................................................................................33
3.1 Reset of BIOS Setup settings.................................................................................................................33
3.2 Description of indicators .........................................................................................................................33