Acura Embedded AcuPanel 17 - Manual (Page 22)

Chapter 2: Jumpers and Connectors
RS422
Pin
1
2
3
4
5
6
7
8
9
Definition
COM2_TXD-
COM2_TXD+
COM2_RXD+
COM2_RXD-
COM2_GND
COM2_RTS-
COM2_RTS+
COM2_CTS+
COM2_CTS- (Could be a
+12V Power Pin)
COM1 Port: Serial Port RS232/422/485
AcuPanel 17
(Isolation protection with RS232/422/485)
Connector type: 9-pin D-Sub
Connector location: CN15
RS485
Pin
1
2
3
4
5
6
7
8
9
Definition
COM2_TXD-
COM2_RXD-
COM2_TXD+
COM2_RXD+
Reserve
Reserve
Reserve
Reserve
Reserve
Reserve
Reserve (Could be a
+12V Power Pin)
RS232
Pin
1
2
3
4
5
6
7
8
9
Definition
COM1_DCD: Data Carrier Detect
COM1_RXD: Receive Data
COM1_TXD: Transmit Data
COM1_DTR: Data Terminal Ready
COM1_GND
COM1_DSR: Data Set Ready
COM1_RTS: Request To Send
COM1_CTS: Clear To Send
COM1_RI: Ring Indicator (Could be a +5V Power Pin)
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