ACEX4041 COM Express Type 10
AcroPack Carrier Board
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Serial Interface
P8, Serial Port connector
The Serial Port is General Purpose Serial Port capable of driving TTL signal levels. There are 2
grounds, 1 TX (Transmit) and 1 RX (Receive) signal. Serial Port is labeled P8 on the carrier. The
connector is a Molex 55932-0610 header.
Connector Pin Assignments
Pin Number
Signal Name
Function
1
NC
No connect
2
NC
No connect
3
RX
Receive
4
TX
Transmit
5
GND
Ground
6
GND
Ground
P9, Serial Port connector
The Serial Port is General Purpose Serial Port capable of driving TTL signal levels. There are 2
grounds, 1 TX (Transmit) and 1 RX (Receive) signal. Serial Port is labeled P9 on the carrier. The
connector is a Molex 55932-0610 header.
Connector Pin Assignments
Pin Number
Signal Name
Function
1
NC
No connect
2
NC
No connect
3
RX
Receive
4
TX
Transmit
5
GND
Ground
6
GND
Ground
Note: RS-485/422 serial communication is not supported.
Pin 1