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X Internal I/O Connectors
USB2_3/4 (UBJ1)
DP/HDMI
LAN 2
LAN 1
DIO
1
Buzzer
FAN 1
COM1
1
2
DIO (5V)
11
12
6
5
SPI (3.3V)
2
1
6
5
Audio
Case Open
2
1
M.2-B
6
5
Front Panel
SATA0
2
1
12
11
COM1/COM4
2
1
SIM
eDP
CLEAR CMOS
The USB device allows data exchange between your computer and a wide range of
simultaneously accessible external Plug and Play peripherals.
The internal USB pin headers may be connected to a card-edge bracket. Install the card-edge
bracket to an available slot at the rear of the system chassis and then insert the USB port
cables to a connector.
Pin
Assignment
1
VCC
3
DATA -
5
DATA+
7
GND
9
---
User's Manual | M8MP553
USB3_1/2
USB2_1/2
HDMI
COM3
DC-IN
DIO Power
1
JTAG
BATTERY
1
2
9
10
5
1
Boot-CNFG
2
6
USB 2.0
Download Mode
M2.M
LED Backlight
USB2_3/4
6
5
M2CN1_G4
2
1
LCD LVDS
6
5
40
M2CN1_G3
2
1
2
1
39
I2C
Pin
Assignment
2
VCC
4
DATA -
6
DATA+
8
GND
10
---
Internal I/O Connectors
X
Debug Port (COM2, J10)
eMMC
1
1
LCD Backlight(5V/12V)
I2C/Touch(3.3V)
The debug port is used for debugging purposes.
Pin
Assignment
1
+3.3V
2
UART2_RX
3
UART2_TX
4
GND
Chapter 2
HARDWARE INSTALLATION
uSD Card
CPU
DDR
1
1
1
CAN1
Debug(COM2)
CAN2
16
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