InteliVision 18Touch 1.0 Global Guide
17
4.7 COM Ports
4.7.1 COM1 Port
Connector type: DB-9 port, 9-pin D-Sub
Pin
RS232
RS422
RS485
1
COM1_DCD
COM1_TXD
COM1_TXD-
COM1_RXD-
2
COM1_RXD
C
C
C
3
COM1_TXD
C
Reserve
4
COM1_DTR
COM1_RXD-
Reserve
5
COM1_GND
COM1_GND
Reserve
6
COM1_DSR
COM1_RTS-
Reserve
7
COM1_RTS
C
Reserve
8
COM1_CTS
C
Reserve
9
COM1_RI
(Could be a +5V Power Pin)
COM1_CTS-
(Could be a +5V Power Pin)
Reserve
(Could be a +5V Power Pin)
Image 4.5 Pin description of COM1 Port on InteliVision 18Touch
4.7.2 COM2 Port
Connector type: DB-9 port, 9-pin D-Sub
Pin
RS232
RS422
RS485
1
COM1_DCD
COM1_TXD
COM1_TXD-
COM1_RXD-
2
COM1_RXD
C
C
C
3
COM1_TXD
C
Reserve
4
COM1_DTR
COM1_RXD-
Reserve