Open-X™ 8M Development Kit based on the NXP i.MX8™ Processor User Guide Version 1.0
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Copyright Intrinsyc Technologies Corporation
Open-X 8M Carrier Board Expansion Connectors
Table 3.8.2-1 lists the connectors, expansions and their usages on the carrier board:
Table 3.8.2-1 Carrier Board Expansion options and their usage
Domain
Description
Specification
Usage
Power
AC / Barrel charger
12 V DC Power Supply
5 A
Power Supply
USB Type-C
USB Type-C connector, 5V-20V,
100W
Power Supply or USB
Type-C peripherals
Debug Serial via USB
Debug Serial UART console
over USB for development
SILICON LABS CP2105 USB to
UART for both A53 and M4
processors
Development Serial
Connector for debug
output via USB
JTAG
OS / Firmware Programming /
Debugging JTAG
10-pin connector
eMMC / Platform
programming
ARM / OpenOCD
debugging
Buttons
General Purpose SW button
SMD Button
Additional button for
general purpose
Power Button
SMD Button
Power Button for
Suspend / Resume and
Power off
Reset Button
SMD Button
Button for Reset
Micro SD (on bottom)
Micro SD card
4bit MicroSD SD3.0 card or MMC
card support
External Storage
3.5mm Audio Jack
Audio Jack supported using
CIRRUS LOGIC WM8524
audio codec
CTIA standard 3.5mm 4-pole audio
jack providing 24bit 192kHz stereo
line level audio
High quality stereo
audio support
Audio Expansion
FPC connector for SAI lines
Supports SAI1, SAI3, SAI5, SPDIF
as well as I2C3 and NAND
FPC connector for audio
expansion boards
3 x 0.05mm pitch headers for
SAI lines
Supports SAI1, SAI3, SAI5, SPDIF
as well as I2C3 and NAND
0.05mm headers for
audio and GPIO
expansion
RJ45 Gigabit Ethernet Connector
RJ45 jack with 2 bi-color
LEDs
RJ45 with internal magnetics,
supported using AR8031 Gigabit
Ethernet PHY
For connecting to a
wired LAN
HDMI Type-A Connector
Extended Display ports
HDMI port supports up to 4K
without HDCP 2.0A spec
External Display
USB Type-C OTG
USB Type-C 3.0 OTG
Type-C connector
USB client / host port
for Type-C peripherals
or main power input
USB 3.0
USB 3.0
Type-A header
Host port for USB 3.0
peripherals
WLAN Antenna
2X PCB Antenna
2.4 – 5.1 GHz
Antenna to SOM WiFi
module
LED
4xLED
Red : 12V provided and SW400 is on
Green : CPU is running in overdrive
mode
Blue : General purpose
Orange : General purpose
LCD Display and Touch connector
100 pin for LCD signals from
b2b boards for display
4-lane MIPI DSI, I2C/GPIO,
Backlight
MIPI Alliance Specification v1.01
MIPI D-PHY Specification
v0.65,v0.81, v0.90, v1.01
M.2 (NGFF) PCI Express –
Key-E Connector (on bottom)
M.2 PCI Express Key-E
connectors for external
peripheral connectivity
PCIe1 v2.1
Can support 2230, 2242, 2260 and
2280 M.2 sized cards
For M.2 PCIe add-in
cards