Boardcon Embedded Design PICO-IMX8M-MINI User manual

PICO-IMX8M-MINI
Reference User Manual
V1.202003
www.boardcon.com
Boardcon Embedded Design

1
Customize the embedded system based on YourIdea
1. Introduction
1.1. About this Manual
This manual is intended to provide the user with an overview of the board and benefits, complete features
specifications, and set up procedures. It contains important safety information as well.
1.2. Feedback and Update to this Manual
To help our customers make the most of our products, we are continually making additional and updated
resources available on the Boardcon website (www.boardcon.com , www.armdesigner.com).
These include manuals, application notes, programming examples, and updated software and hardware.
Check in periodically to see what’s new!
When we are prioritizing work on these updated resources, feedback from customers is the number one
influence, If you have questions, comments, or concerns about your product or project, please no hesitate
to contact us at [e-mail].
1.3. Limited Warranty
Boardcon warrants this product to be free of defects in material and workmanship for a period of one year
from date of buy. During this warranty period Boardcon will repair or replace the defective unit in
accordance with the following process:
A copy of the original invoice must be included when returning the defective unit to Boardcon. This limited
warranty does not cover damages resulting from lighting or other power surges, misuse, abuse, abnormal
conditions of operation, or attempts to alter or modify the function of the product.
This warranty is limited to the repair or replacement of the defective unit. In no event shall Boardcon be
liable or responsible for any loss or damages, including but not limited to any lost profits, incidental or
consequential damages, loss of business, or anticipatory profits arising from the use or inability to use this
product.
Repairs make after the expiration of the warranty period are subject to a repair charge and the cost of
return shipping. Please contact Boardcon to arrange for any repair service and to obtain repair charge
information.

2
Customize the embedded system based on YourIdea
Content
1 PICO-IMX8M-MINI Introduction .............................................................................................................3
1.1 Summary .....................................................................................................................................3
1.2 Processor Features......................................................................................................................3
1.3 SoM Specifications ......................................................................................................................4
1.4 Block Diagram..............................................................................................................................5
1.5 PCB Dimension............................................................................................................................6
1.6 Pin Definition................................................................................................................................6
1.7 Development Kit (EM-IMX8M-MINI)...........................................................................................14
2 Peripheral Introduction.........................................................................................................................15
2.1 Display .......................................................................................................................................15
2.2 Camera I/F.................................................................................................................................15
2.3 Audio..........................................................................................................................................16
2.3.1 Digital Interface (SAI).......................................................................................................16
2.3.2 Sony/Philips Digital Interface ...........................................................................................18
2.4 Ethernet .....................................................................................................................................18
2.5 USB ...........................................................................................................................................19
2.6 PCIe...........................................................................................................................................19
2.7 EMMC/SD/SDIO ........................................................................................................................19
2.7.1 EMMC 5.1........................................................................................................................19
2.7.2 SD/SDIO3.0 .....................................................................................................................20
2.8 SPI .............................................................................................................................................21
2.8.1 ECSPI..............................................................................................................................21
2.8.2 QSPI ................................................................................................................................21
2.9 UART .........................................................................................................................................21
2.10 I2C ...........................................................................................................................................22
2.11 PWM ........................................................................................................................................23
2.12 JTAG........................................................................................................................................23
3 Product Electrical Characteristics ........................................................................................................24
3.1 Dissipation and Temperature .....................................................................................................24
3.2 Reliability of Test ........................................................................................................................24

3
Customize the embedded system based on YourIdea
1 PICO-IMX8M-MINI Introduction
1.1 Summary
The PICO-IMX8M-MINI system-on-module is equipped with NXP’s IMX8MINI quad Arm® Cortex®-A53
core, which operates at speeds of up to 1.8 GHz and A general purpose Cortex®-M4 400 MHz core
processor is for low-power processing. It is designed specifically such as intelligent lamp post, advertising
machine, new retail vending / ticketing machine, human-computer interactive query and business
processing machine, high-performance instruments (industrial and medical), industrial control and human-
computer interactive device, intelligent communication, intelligent fire protection, intelligent city, intelligent-
building
.
1.2 Processor Features
SPECIFICATIONS
CPU
⚫4x Cortex-A53 core platforms up to 1.8GHz per core
⚫32KB L1-I Cache/ 32 kB L1-D Cache
⚫512 kB L2 Cache
⚫1x Cortex-M4 core up to 400MHz
⚫16 kB L1-I Cache/ 16 kB L2-D Cache
GPU
3D GPU (1x shader, OpenGL® ES 2.0)
2D GPU

4
Customize the embedded system based on YourIdea
Display
1x MIPI DSI (4-lane) with PHY
Video Playback
1080p60 VP9 Profile 0, 2 (10-bit) decoder, HEVC/H.265 decoder, AVC/H.264
Baseline, Main, High decoder, VP8 decoder
1080p60 AVC/H.264 encoder, VP8 encoder
Audio
5x SAI (12Tx + 16Rx external I2S lanes), 8ch PDM input
Camera
1x MIPI CSI (4-lane) with PHY
USB
2x USB 2.0 OTG controllers with integrated PHY
PCIe
1x PCIe 2.0 (1-lane) with L1 low power substates
Ethernet
RGMII interface
Temperature
0°C to 70°C
1.3 SoM Specifications
Feature
Specifications
CPU
NXP i.MX8M Mini, 4x Cortex-A53 core platforms @1.8GHz + Cortex-M4 core @
400MHz
GPU
3D GPU (1x shader, OpenGL® ES 2.0), 2D GPU
Memory
2GB LPDDR4
Flash
8GB eMMC
Power
5V
WiFi&BT
802.11b/g/n WiFi, Bluetooth 4.0
Pin out
UART, USB Host, USB OTG, Gigabit Ethernet, MIPI CSI, MIPI DSI, PCIe, GPIO,
SD, JTAG, I2C, SPI, SPDIF, SAI, etc.
Layer
6 layers
Pin number
200 pins
Connector
200-pin SO-DIMM edge connector
Dimension
67.6mm x 34.3 mm

5
Customize the embedded system based on YourIdea
1.4 Block Diagram
1.4.1 i.MX 8M Mini Block Diagram
System Control
3x Smart DMA
Temperature Sensor
Secure JTAG
3x Watchdog
Low Power, Security CPU
Connectivity and I/O
1 GB Ethernet
(IEEE1588, EEE, and AVB)
4x PWM
Multimedia
2x USB 2.0 OTG and PHY
S/PDIF Rx and Tx
External Memory
Security
TrustZone
DRM Ciphers
Secure Clock
eFuse Key Storage
Random Number
32 KB Secure RAM
Main CPU Platform
Quad Cortex-A53
32 KB I-cache 32 KB D-cache
NEON FPU
512 KB L2 Cache
Cortex-M4
16 KB I-cache 16 KB D-cache
256 KB TCM
3D Graphics: GC NanoUltra
LPDDR4/DDR4/DDR3L
1x FlexSPI
PDM
4x I2C, 3x ECSPI
4x UART
1x PCIe 2.0 (1-lane)
5x I2S/SAI
6x Timer
XTAL
PLLs
2x eMMC 5.1/SD 3.0
NAND CTL (BCH62)
2D Graphics: GC320
1080p60 H265, VP9 decoder
1080p60 H.264, VP8 encoder
4-lane MIPI-CSI Interface
4-lane MIPI-DSI Interface
1080p60 H264, VP8 decoder

6
Customize the embedded system based on YourIdea
1.4.2 Evaluation Kit Block Diagram
1.5 PCB Dimension
1.6 Pin Definition
Pin
Signal
Description
IO
Voltag
e
1
GND
ground
0V
2
GND
ground
0V
3
GND
ground
0V
On SOM Board
I2S DAC
WiFi/BT
802.11b/g/n
M.2 NGFF
KEY- T...E:WiFi/B
LANE x4
MI DSIPI
mini-SAS CN
MI CSIPI
mini-SAS CN
GPIO/UART
EXP CN
LPDDR4
DRAM
x bi32 ts
eMMC 5.1 x s8 bit
GPIO/SAI/I2C...GPI T.O/UAR ..
Au ddio Car
SAI/GPIO/I2C...
MicroSD
Button
ONOFF
x s4 bit
SDIO
SDIO
ONOF PIOF/G
JTAGMIPI DSI MIPI CSI
SDIO/UART/PCM
PCIe
SAI
SAI2C/I
ARM CORTEX 4x A53 + M4
2.4/5GHz
2.4/5GHz
POWER
PMIC
i.MX8M Mini
LPDDR4
JTAG
10 ea rPIN H de
JTAG
USB TYPE-C
USB 2.0 OTG
DRP x2
USB OTG
Infrared
/ LED
GPIO/PWM
Gi he tga Et rne
I2C
I2C CN
I2C/RST
SD3.0
PWM
DBG UART
LANE x4
GPIO/UART I2C
Button
Reset
QSPI Nor x s4 bit
RJ45
RGMII
UART
RGMII
x2 UART(A53/M4)
34 3mm.
67.6mm

7
Customize the embedded system based on YourIdea
4
GND
ground
0V
5
GND
ground
0V
6
GND
ground
0V
7
VSYS_5V
System Power 5V input
5V
8
VSYS_5V
System Power 5V input
5V
9
VSYS_5V
System Power 5V input
5V
10
VSYS_5V
System Power 5V input
5V
11
VSYS_5V
System Power 5V input
5V
12
VSYS_5V
System Power 5V input
5V
13
GND
ground
0V
14
GND
ground
0V
15
GND
ground
0V
16
GND
ground
0V
17
NVCC_1V8
1.8V output, Max 500mA
1.8V
18
NVCC_1V8
1.8V output, Max 500mA
1.8V
19
NVCC_1V8
1.8V output, Max 500mA
1.8V
20
NVCC_1V8
1.8V output, Max 500mA
1.8V
21
GND
ground
0V
22
GND
ground
0V
23
NVCC_3V3
3.3V output, Max 1000mA
3.3V
24
NVCC_3V3
3.3V output, Max 1000mA
3.3V
25
NVCC_3V3
3.3V output, Max 1000mA
3.3V
26
M.2_32K_OUT
GPIO1_IO00 or 32.768Khz output
3.3V
27
SAI1_TXD7
GPIO4_IO19/SAI6_MCLK with pull D 4.7K
3.3V
28
SAI1_TXD6
GPIO4_IO18/SAI6_RxSYNC pull Down 10K
3.3V
29
SAI1_TXD5
GPIO4_IO17/SAI6_RxData0 pull Up 10K
3.3V
30
SAI1_TXD4
GPIO4_IO16/SAI6_RxBCLK pull D 4.7K
3.3V
31
SAI1_TXD3
GPIO4_IO15/SAI5_TxData3 pull Up 10K
3.3V
32
SAI1_TXD2
GPIO4_IO14/SAI5_TxData2 pull Down 4.7K
3.3V
33
SAI1_TXD1
GPIO4_IO13/SAI5_TxData1 pull Up 10K
3.3V
34
SAI1_TXD0
GPIO4_IO12/SAI5_TxData0 pull Down 4.7K
3.3V
35
GND
ground
0V
36
SAI1_TXC
GPIO4_IO11/SAI5_TxBCLK
3.3V
37
SAI1_RXC
GPIO4_IO01/SAI5_RxBCLK
3.3V
38
SAI1_TXFS
GPIO4_IO10/SAI5_TxSYNC
3.3V
39
SAI1_RXFS
GPIO4_IO00/SAI5_RxSYNC
3.3V
40
GND
ground
0V
41
SAI1_RXD7
GPIO4_IO09/SAI1_TxSYNC pull D 4.7K
3.3V
42
SAI1_RXD6
GPIO4_IO08/SAI6_TxSYNC pull D 4.7K
3.3V
43
SAI1_RXD5
GPIO4_IO07/SAI6_TxData0 pull Up 10K
3.3V
44
SAI1_RXD4
GPIO4_IO06/SAI6_TxBCK pull D 4.7K
3.3V
45
SAI1_RXD3
GPIO4_IO05/SAI5_RxData3 pull D 4.7K
3.3V
46
SAI1_RXD2
GPIO4_IO04/SAI5_RxData2 pull D 4.7K
3.3V

8
Customize the embedded system based on YourIdea
47
SAI1_RXD1
GPIO4_IO03/SAI5_RxData1 pull Up 10K
3.3V
48
SAI1_RXD0
GPIO4_IO02/SAI5_RxData0 pull Up 10K
3.3V
49
SAI5_RXFS
GPIO3_IO19/SAI1_TxData0
3.3V
50
GND
ground
0V
51
SAI5_RXC
GPIO3_IO20/SAI1_TxData1/PDM_CLK
3.3V
52
SAI5_RXD2
GPIO3_IO23/SAI1_TxSYNC/PDM_Data2
3.3V
53
SAI5_MCLK
GPIO3_IO25/SAI1_TxBCLK
3.3V
54
SAI5_RXD3
GPIO3_IO24/SAI1_TxData5/SAI1_TxSYNC/PDM_Data3
3.3V
55
SAI5_RXD1
GPIO3_IO22/SAI1_TxData3/SAI1_TxSYNC/PDM_Data1
3.3V
56
GND
ground
0V
57
GND
ground
0V
58
SAI5_RXD0
GPIO3_IO21/SAI1_TxData2/PDM_Data0
3.3V
59
PWRON
System reset
1.8V
60
SAI1_MCLK
GPIO4_IO20/SAI5_MCLK/SAI1_TxBCLK/PDM_CLK
3.3V
61
GND
ground
0V
62
GND
ground
0V
63
ENET_TXC
GPIO1_IO23/ENET1_RGMII_TXC/ENET1_TX_ER
3.3V
64
ENET_TX_CTL
GPIO1_IO22/ENET1_RGMII_TX_CTL
3.3V
65
GND
ground
0V
66
ENET_TD0
GPIO1_IO21/ENET1_RGMII_TD0
3.3V
67
ENET_TD1
GPIO1_IO20/ENET1_RGMII_TD1
3.3V
68
ENET_TD2
GPIO1_IO19/ENET1_RGMII_TD2/INPUT=ENET1_TXCLK
3.3V
69
ENET_TD3
GPIO1_IO18/ENET1_RGMII_TD3
3.3V
70
ENET_RX_CTL
GPIO1_IO24/ENET1_RGMII_RX_CTL
3.3V
71
ENET_RXC
GPIO1_IO25/ENET1_RGMII_RXC/ENET1_RX_ER
3.3V
72
GND
ground
0V
73
ENET_RD0
GPIO1_IO26/ENET1_RGMII_RD0
3.3V
74
ENET_RD1
GPIO1_IO27/ENET1_RGMII_RD1
3.3V
75
PMIC_ON_REQ
PMIC require on
1.8V
76
ENET_RD2
GPIO1_IO28/ENET1_RGMII_RD2
3.3V
77
GND
ground
0V
78
ENET_RD3
GPIO1_IO29/ENET1_RGMII_RD3
3.3V
79
USB2_DP
USB2 data positive
3.3V
80
ENET_MDC
GPIO1_IO16/ENET1_MDC
3.3V
81
USB2_DN
USB2 data negative
3.3V
82
ENET_MDIO
GPIO1_IO17/ENET1_MDIO
3.3V
83
GND
ground
0V
84
GND
ground
0V
85
USB1_DP
USB1 data positive
3.3V
86
GND
ground
0V
87
USB1_DN
USB1 data negative
3.3V
88
SD2_CD_B
GPIO2_IO12/usdhc2_CD_B
3.3V
89
GND
ground
0V

9
Customize the embedded system based on YourIdea
90
SD2_WP
GPIO2_IO20/usdhc2_WP
3.3V
91
PCIE_CLK_P
PCIE clock positive
1.8V
92
SD2_CMD
GPIO2_IO14/usdhc2_CMD
3.3V
93
PCIE_CLK_N
PCIE clock negative
1.8V
94
SD2_CLK
GPIO2_IO13/usdhc2_CLK
3.3V
95
GND
ground
0V
96
SD2_RESET_B
GPIO2_IO19/usdhc2_RESET_B
3.3V
97
PCIE_TXN_P
PCIE output positive
1.8V
98
GND
ground
0V
99
PCIE_TXN_N
PCIE output negative
1.8V
10
0
SD2_DATA0
GPIO2_IO15/usdhc2_DATA0
3.3V
10
1
GND
ground
0V
10
2
SD2_DATA1
GPIO2_IO16/usdhc2_DATA1
3.3V
10
3
PCIE_RXN_P
PCIE input positive
1.8V
10
4
SD2_DATA2
GPIO2_IO17/usdhc2_DATA2
3.3V
10
5
PCIE_RXN_N
PCIE input negative
1.8V
10
6
SD2_DATA3
GPIO2_IO18/usdhc2_DATA3
3.3V
10
7
GND
GND
0V
10
8
SD1_STROBE
GPIO2_IO11/usdhc1_STROBE
1.8V
10
9
MIPI_CSI_D3_P
CSI data3 positive
1.8V
110
BOOT_MODE1
ccmsrcgpcmix_BOOT_MODE1
3.3V
111
MIPI_CSI_D3_N
CSI data3 negative
1.8V
112
BOOT_MODE0
ccmsrcgpcmix_BOOT_MODE0
3.3V
113
GND
ground
0V
114
JTAG_TMS
cjtag_wrapper_TMS
3.3V
115
MIPI_CSI_D2_P
CSI data2 positive
1.8V
116
JTAG_TDO
cjtag_wrapper_TDO
3.3V
117
MIPI_CSI_D2_N
CSI data2 negative
1.8V
118
JTAG_TDI
cjtag_wrapper_TDI
3.3V
119
GND
ground
0V
12
0
JTAG_TCK
cjtag_wrapper_TCK
3.3V

10
Customize the embedded system based on YourIdea
12
1
MIPI_CSI_CLK_P
CSI clock positive
1.8V
12
2
JTAG_TRST_B
cjtag_wrapper_TRST_B
3.3V
12
3
MIPI_CSI_CLK_
N
CSI clock negative
1.8V
12
4
CLKOUT1
anamix_CLKOUT1
1.8V
12
5
GND
Ground
0V
12
6
CLKOUT2
anamix_CLKOUT2
1.8V
12
7
MIPI_CSI_D1_P
CSI data1 positive
1.8.V
12
8
CLKIN1
anamix_CLKIN1
1.8V
12
9
MIPI_CSI_D1_N
CSI data1 negative
1.8V
13
0
CLKIN2
anamix_CLKIN2
1.8V
13
1
GND
Ground
0V
13
2
ONOFF
snvsmix_ONOFF
1.8V
13
3
MIPI_CSI_D0_P
CSI data0 positive
1.8V
13
4
USB2_VBUS
USB2_VBUS
3.3V
13
5
MIPI_CSI_D0_N
CSI data0 negative
1.8V
13
6
USB1_VBUS
USB1_VBUS
3.3V
13
7
GND
Ground
0V
13
8
USB2_ID
USB2_ID
3.3V
13
9
MIPI_DSI_D3_P
DSI data3 positive
1.8V
14
0
USB1_ID
USB1_ID
3.3V
14
1
MIPI_DSI_D3_N
DSI data3 negative
1.8V
14
2
UART4_TXD
GPIO5_IO29/UART2_RTS_B
3.3V

11
Customize the embedded system based on YourIdea
14
3
GND
Ground
0V
14
4
UART4_RXD
GPIO5_IO28/UART2_CTS_B/PCIE1_CLKREQ_B
3.3V
14
5
MIPI_DSI_D2_P
DSI data2 positive
1.8V
14
6
UART3_TXD
GPIO5_IO27/UART1_RTS_B/usdhc3_VSELECT
3.3V
14
7
MIPI_DSI_D2_N
DSI data2 negative
1.8V
14
8
UART3_RXD
GPIO5_IO26/UART1_CTS_B/usdhc3_RESET_B
3.3V
14
9
GND
Ground
0V
15
0
UART2_TXD
GPIO5_IO25/ECSPI3_SS0
3.3V
15
1
MIPI_DSI_CLK_P
DSI clock positive
1.8V
15
2
UART2_RXD
GPIO5_IO24/ECSPI3_MISO
3.3V
15
3
MIPI_DSI_CLK_
N
DSI clock negative
1.8V
15
4
UART1_TXD
GPIO5_IO23/ECSPI3_MOSI
3.3V
15
5
GND
Ground
0V
15
6
UART1_RXD
GPIO5_IO22/ECSPI3_SCLK
3.3V
15
7
MIPI_DSI_D1_P
DSI data1 positive
1.8V
15
8
I2C4_SCL
GPIO5_IO20/PWM2_OUT/PCIE1_CLKREQ_B
3.3V
15
9
MIPI_DSI_D1_N
DSI data1 negative
1.8V
16
0
I2C4_SDA
GPIO5_IO21/PWM1_OUT
3.3V
16
1
GND
ground
0V
16
2
I2C3_SCL
GPIO5_IO18/PWM4_OUT/gpt2_CLK
3.3V
16
3
MIPI_DSI_D0_P
DSI data0 positive
1.8V
16
4
I2C3_SDA
GPIO5_IO19/PWM3_OUT/gpt3_CLK
3.3V

12
Customize the embedded system based on YourIdea
16
5
MIPI_DSI_D0_N
DSI data0 negative
1.8V
16
6
I2C2_SCL
GPIO5_IO16/ENET1_1588_EVENT1_IN/usdhc3_CD_B
3.3V
16
7
GND
Ground
0V
16
8
I2C2_SDA
GPIO5_IO17/ENET1_1588_EVENT1_OUT/usdhc3_WP
3.3V
16
9
ECSPI1_SCLK
GPIO5_IO6/UART3_RX
3.3V
17
0
ECSPI2_MOSI
GPIO5_IO11/UART4_TX
3.3V
17
1
ECSPI1_MOSI
GPIO5_IO7/UART3_TX
3.3V
17
2
ECSPI2_MISO
GPIO5_IO12/UART4_CTS_B
3.3V
17
3
ECSPI1_MISO
GPIO5_IO8/UART3_CTS_B
3.3V
17
4
ECSPI2_SCLK
GPIO5_IO10/UART4_RX
3.3V
17
5
ECSPI1_SS0
GPIO5_IO9/UART3_RTS_B
3.3V
17
6
ECSPI2_SS0
GPIO5_IO13/UART4_RTS_B
3.3V
17
7
GND
Ground
0V
17
8
SAI3_TXD
GPIO5_IO1/SAI3_TX_Data0/SAI5_RxData3
3.3V
17
9
SAI3_TXC
GPIO5_IO0/SAI3_TX_BCLK/SAI5_RxData2/UART2_TX
3.3V
18
0
SAI3_TXFS
GPIO4_IO31//SAI3_TX_SYNC/SAI5_RxData1/UART2_RX
3.3V
18
1
SAI3_RXD
GPIO4_IO30/SAI3_RX_Data0/SAI5_RxData0/UART2_RTS_B
3.3V
18
2
SAI3_MCLK
GPIO5_IO2/PWM4_OUT/SAI5_MCLK
3.3V
18
3
SAI3_RXC
GPIO4_IO29/SAI3_RX_BCLK/SAI5_RX_BCLK/UART2_CTS_
B
3.3V
18
4
GPIO1_IO13
usb1_OTG_OC/PWM2_OUT
3.3V
18
5
SAI3_RXFS
GPIO4_IO28/SAI3_RX_SYNC/SAI5_RX_SYNC
3.3V
18
6
GPIO1_IO10
usb1_OTG_ID
3.3V

13
Customize the embedded system based on YourIdea
18
7
GPIO1_IO15
usb2_OTG_OC/usdhc3_WP/PWM4_OUT
3.3V
18
8
GPIO1_IO12
usb1_OTG_PWR/sdma2_EXT_EVENT1
3.3V
18
9
GPIO1_IO14
usb2_OTG_PWR/usdhc3_CD_B/PWM3_OUT
3.3V
19
0
GPIO1_IO08
ENET1_1588_EVENT0_IN/usdhc2_RESET_B
3.3V
19
1
GPIO1_IO05
m4.NMI/ccmsrcgpcmix_PMIC_READY
3.3V
19
2
GPIO1_IO11
usb2_OTG_ID/usdhc3_VSELECT
3.3V
19
3
GPIO1_IO07
ENET1_MDIO/usdhc1_WP
3.3V
19
4
GPIO1_IO01
PWM1_OUT/anamix_REF_CLK_24M
3.3V
19
5
GPIO1_IO09
ENET1_1588_EVENT0_OUT/usdhc3_RESET_B
3.3V
19
6
SPDIF_EXT_CLK
GPIO5_IO5/PWM1_OUT
3.3V
19
7
GPIO1_IO06
ENET1_MDC/usdhc1_CD_B
3.3V
19
8
SPDIF_RX
GPIO5_IO4/PWM2_OUT
3.3V
19
9
GND
Ground
0V
20
0
SPDIF_TX
GPIO5_IO3/PWM3_OUT
3.3V

14
Customize the embedded system based on YourIdea
1.7 Development Kit (EM-IMX8M-MINI)
Feature
Specifications
CPU
i.MX 8MQuad, 4x ARM Cortex-A53 @ 1.8 GHz +ARM Cortex-M4 @ 400 MHz
GPU
OpenGL ES1.1,2.0, OpenVG1.1
Memory
2GB LPDDR4
Storage
8GB eMMC flash
Power Management
ROHM BD71847
Power Input
DC 5V/3A
USB
1x USB 2.0 OTG, 2x USB 2.0 Host
UART
1x RS232(COM1), 3x UARTs (J12, J13, J14)
Ethernet
Gigabit Ethernet port, RJ45 connector. Realtek RTL8211E
Audio
WM8960 audio codec. 3.5mm audio jack, 2x 2pin header for Speaker
Expand Audio
8bit RX and 8bit TX SAI interface, 40-pin header (J5)
SD
Micro SD socket, SD3.01
Display
MIPI-DSI, 4 data lanes, up to 1920 x 1080 @60Hz, 26-pin header (CON2)
RTC
Real time clock, powered by external battery
JTAG
JTAG debug interface, 10-pin header
CAN
2-Pin connector (P4)
Power in
DC 5V/3A
Power
key
RS485
CAN
Reset
Power
ON/OFF
Speaker
Headphone
UART
JTAG
MIPI LCD
MIPI Camera
Optional
Debug
Cortex-M4
IR
Nano SIM
Micro SD
USB OTG
USB Host
Ethernet
RTC
GPIO
Audio card
UART
RS232
Boot mode
WiFi&Bluetooth 4G/SSD
Optional
Debug
Cortex-A7

15
Customize the embedded system based on YourIdea
RS485
Compatible 9-bit data format, 3-pin connector (P3)
Buttons
Reset (SW2), Power (SW3), Boot Mode (SW4)
Expand interface
2x I2C, 1x SPI, 6x GPIO, 26-pin header (J11)
PCIe
Support USB2.0, PCIE2.1, UIM interface for SSD or 4G module
Camera
MIPI-CSI, 4 data lanes, 26-pin header (CON1)
WiFi&Bluetooth
802.11b/g/n WiFi, Bluetooth 4.0. AP6236 chipset
SIM
Nano SIM
Dimension
102.3mm x 118.6mm
2Peripheral Introduction
Some pins are multifunctional. Pin function selection is controlled by software. Each pin can be used for
a single function at a time.
eg. SAI1_RXFS
The default pin is Pin39, and Pin43 (default function SAI1_RXD5) also can be used for SAI1_RXFS.
2.1 Display
MIPI DSI Features
⚫4- lane MIPI-DSI up to 1920 x 1080 @ 60Hz
⚫Touchscreen capacitive touch-screen support through I2C interfaces
⚫Up to a maximum bit rate of 1.5 Gbps.
Signal
Description
Pin
Defaults Function
DSI_DP0
MIPI-DSI data0 diff-pair Positive
163
DSI_DP0
DSI_DN0
MIPI-DSI data0 diff-pair Negative
165
DSI_DN0
DSI_DP1
MIPI-DSI data1 diff-pair Positive
157
DSI_DP1
DSI_DN1
MIPI-DSI data1 diff-pair Negative
159
DSI_DN1
DSI_DP2
MIPI-DSI data2 diff-pair Positive
145
DSI_DP2
DSI_DN2
MIPI-DSI data2 diff-pair Negative
147
DSI_DN2
DSI_DP3
MIPI-DSI data3 diff-pair Positive
139
DSI_DP3
DSI_DN3
MIPI-DSI data3 diff-pair Negative
141
DSI_DN3
DSI_CKP
MIPI-DSI clock diff-pair Positive
151
DSI_CKP
DSI_CKN
MIPI-DSI clock diff-pair Negative
153
DSI_CKN
2.2 Camera I/F
⚫Configurable interface logic to support most commonly available CMOS sensors

16
Customize the embedded system based on YourIdea
⚫Support up to 4 data lanes
⚫Support 80Mbps - 1.5Gbps data rate in high speed operation
MIPI CSI signals
Signal
Description
Pin
Defaults Function
CSI_DP0
MIPI-CSI data0 diff-pair Positive
133
CSI_DP0
CSI_DN0
MIPI-CSI data0 diff-pair Negative
135
CSI_DN0
CSI_DP1
MIPI-CSI data1 diff-pair Positive
127
CSI_DP1
CSI_DN1
MIPI-CSI data1 diff-pair Negative
129
CSI_DN1
CSI_DP2
MIPI-CSI data2 diff-pair Positive
115
CSI_DP2
CSI_DN2
MIPI-CSI data2 diff-pair Negative
117
CSI_DN2
CSI_DP3
MIPI-CSI data3 diff-pair Positive
109
CSI_DP3
CSI_DN3
MIPI-CSI data3 diff-pair Negative
111
CSI_DN3
CSI_CKP
MIPI-CSI clock diff-pair Positive
121
CSI_CKP
CSI_CKN
MIPI-CSI clock diff-pair Negative
123
CSI_CKN
2.3 Audio
2.3.1 Digital Interface (SAI)
Five synchronous audio interface (SAI) modules supporting I2S, AC97, TDM, codec/DSP, and DSD
interfaces, including one SAI with 8 Tx and 8 Rx lanes, one SAI with 4 Tx and 4 Rx lanes, two SAI with 2
Tx and 2 Rx lanes, and one SAI with 1 Tx and 1Rx lane. Support over 20 channels of audio subject to I/O
limitations. 8-Channel Pulse Density Modulation (PDM) input.
Signal
Description
Pin
Defaults Function
SAI1_RXD0
SAI1 Receive data0
48
SAI1_RXD0
SAI1_RXD1
SAI1 Receive data1
47
SAI1_RXD1
SAI1_RXD2
SAI1 Receive data2
46
SAI1_RXD2
SAI1_RXD3
SAI1 Receive data3
45
SAI1_RXD3
SAI1_RXD4
SAI1 Receive data4
44
SAI1_RXD4
SAI1_RXD5
SAI1 Receive data5
43
SAI1_RXD5
SAI1_RXD6
SAI1 Receive data6
42
SAI1_RXD6
SAI1_RXD7
SAI1 Receive data7
41
SAI1_RXD7
SAI1_RXC
SAI1 Receive bit clock
37
SAI1_RXC
SAI1_RXFS
Receive frame sync
39
SAI1_RXFS
43
SAI1_RXD5
SAI1_TXD0
SAI1 Transmit data0
34
SAI1_TXD0
49
SAI5_RXFS
SAI1_TXD1
SAI1 Transmit data1
33
SAI1_TXD1
51
PDM_CLK
SAI1_TXD2
SAI1 Transmit data2
32
SAI1_TXD2
58
PDM_DATA0

17
Customize the embedded system based on YourIdea
SAI1_TXD3
SAI1 Transmit data3
31
SAI1_TXD3
55
PDM_DATA1
SAI1_TXD4
SAI1 Transmit data4
30
SAI1_TXD4
52
PDM_DATA2
41
SAI1_RXD7
SAI1_TXD5
SAI1 Transmit data5
29
SAI1_TXD5
52
PDM_DATA3
SAI1_TXD6
SAI1 Transmit data6
28
SAI1_TXD6
SAI1_TXD7
SAI1 Transmit data7
27
SAI1_TXD7
SAI1_TXC
SAI1 Transmit bit clock
36
SAI1_TXC
53
SAI5_MCLK
60
SAI1_MCLK
SAI1_TXFS
SAI1 Transmit frame sync
38
SAI1_TXFS
55
PDM_DATA1
SAI1_MCLK
SAI1 Main Clock
60
SAI1_MCLK
52
PDM_DATA2
54
PDM_DATA3
41
SAI1_RXD7
SAI3_RXD
SAI3 Receive data
181
SAI3_RXD
SAI3_RXC
SAI3 Receive bit clock
183
SAI3_RXC
SAI3_RXFS
SAI3 Receive frame sync
185
SAI3_RXFS
SAI3_TXD
SAI3 Transmit data
178
SAI3_TXD
SAI3_TXC
SAI3 Transmit bit clock
179
SAI3_TXC
SAI3_TXFS
SAI3 Transmit frame sync
180
SAI3_TXFS
SAI3_MCLK
SAI3 main clock
182
SAI3_MCLK
SAI5_RXD0
SAI5 Receive data0
58
PDM_DATA0
48
SAI1_RXD0
181
SAI3_RXD
SAI5_RXD1
SAI5 Receive data1
55
PDM_DATA1
47
SAI1_RXD1
180
SAI3_TXFS
SAI5_RXD2
SAI5 Receive data2
52
PDM_DATA2
46
SAI1_RXD2
179
SAI3_TXC
SAI5_RXD3
SAI5 Receive data3
54
PDM_DATA3
45
SAI1_RXD3
178
SAI3_TXD
SAI5_RXC
SAI5 Receive bit clock
51
PDM_CLK
37
SAI1_RXC
183
SAI3_RXC
SAI5_RXFS
SAI5 Receive frame sync
49
SAI5_RXFS
39
SAI1_RXFS
185
SAI3_RXFS

18
Customize the embedded system based on YourIdea
SAI5_TXD0
SAI5 Transmit data0
34
SAI1_TXD0
54
PDM_DATA3
SAI5_TXD1
SAI5 Transmit data1
33
SAI1_TXD1
SAI5_TXD2
SAI5 Transmit data2
32
SAI1_TXD2
SAI5_TXD3
SAI5 Transmit data3
31
SAI1_TXD3
SAI5_TXC
SAI5 Transmit bit clock
36
SAI1_TXC
52
PDM_DATA2
SAI5_TXFS
SAI5 Transmit frame sync
38
SAI1_TXFS
55
PDM_DATA1
SAI5_MCLK
SAI5 main clock
53
SAI5_MCLK
60
SAI1_MCLK
182
SAI3_MCLK
2.3.2 Sony/Philips Digital Interface
S/PDIF input and output, including a new Raw Capture input mode.
Signal
Description
Pin
Defaults Function
SPDIF_RX
SPDIF input data
198
SPDIF_RX
SPDIF_TX
SPDIF output data
200
SPDIF_TX
SPDIF_EXT_CLK
External clock signal
196
SPDIF_EXT_CLK
2.4 Ethernet
The Ethernet Media Access Controller (MAC) is designed to support 10/100/1000 Mbps Ethernet/IEEE
802.3 networks. Used PHY chip RTL8211E-VB-CG,
Features
⚫1000Base-T IEEE 802.3ab Compliant
⚫1000Base-TX IEEE 802.3u Compliant
⚫Supports RGMII
⚫Crossover Detection & Auto-Correction
Signal
Description
Pin
Defaults Function
ENET_RD0
Ethernet MAC Receive data0
73
ENET_RD0
ENET_RD1
Ethernet MAC Receive data1
74
ENET_RD1
ENET_RD2
Ethernet MAC Receive data2
76
ENET_RD2
ENET_RD3
Ethernet MAC Receive data3
78
ENET_RD3
ENET_RXC
Ethernet MAC Receive clock
71
ENET_RXC
ENET_RX_CTL
Ethernet MAC Receive enable control
70
ENET_RX_CTL
ENET_TD0
Ethernet MAC Transmit data0
66
ENET_TD0
ENET_TD1
Ethernet MAC Transmit data1
67
ENET_TD1
ENET_TD2
Ethernet MAC Transmit data2
68
ENET_TD2
ENET_TD3
Ethernet MAC Transmit data3
69
ENET_TD3
ENET_TXC
Ethernet MAC Transmit clock
63
ENET_TXC

19
Customize the embedded system based on YourIdea
ENET_TX_CTL
Ethernet MAC Transmit enable control
64
ENET_TX_CTL
ENET_MDC
MAC and PHY Communication clock
80
ENET_MDC
ENET_MDIO
MAC and PHY Communication data
82
ENET_MDIO
ENET_nINT
ENET interrupt
186
GPIO1_IO10
2.5 USB
Two USB controllers and PHYs that support USB 2.0 and OTG. Each USB instance contains USB 2.0
core, which can operate in 2.0 mode.
Signal
Description
Pin
Defaults Function
USB1_DP
USB1 positive data
85
USB1_DP
USB1_DN
USB1 negative data
87
USB1_DN
USB1_ID
USB1 OTG ID signal
140
USB1_ID
USB1_VBUS_DET
USB1 VBUS detect
136
USB1_VBUS_DET
USB2_DP
USB2 positive data
79
USB2_DP
USB2_DN
USB2 negative data
81
USB2_DN
USB2_ID
USB2 OTG ID signal
138
USB2_ID
USB2_VBUS_DET
USB1 VBUS detect
134
USB2_VBUS_DET
2.6 PCIe
PCI-E Features:
• Single lane supporting PCIe Gen2
• Dual mode operation to function as root complex or endpoint
• Integrated PHY interface
• Support L1 low power sub-state
Signal
Description
Pin
Defaults Function
PCIE_RXP
PCIE receive data positive
103
PCIE_RXP
PCIE_RXN
PCIE receive data negative
105
PCIE_RXN
PCIE_TXP
PCIE transmit data positive
97
PCIE_TXP
PCIE_TXN
PCIE transmit data positive
99
PCIE_TXN
PCIE_CLKP
PCIe reference clock dif input positive
91
PCIE_CLKP
PCIE_CLKN
PCIe reference clock dif input negative
93
PCIE_CLKN
2.7 EMMC/SD/SDIO
2.7.1 EMMC 5.1
⚫Fully compliant with MMC v5.1/v5.0/v4.4/v4.41/v4.4/v4.3/v4.2
⚫Support 1bit,4bit(ddr), 8bit(ddr) mode,
⚫Up to HS400 speed mode