Serial Port 2 (J7) Rs-232 - Pinout - Teknor Industrial Computers TEK-AT4LVG Technical Reference Manual

Serial Port 2 - (J7) RS-232 - Pinout
Pin Number
Signal Flow
Signal
DCD I
RX I
TX O
DTR O
GND -
Serial Port 2 - (J7) RS-485 - Pinout
Pin Number
Signal Flow
Signal
DCD I
RXD(-) I/O
TXD(-) O
DTR O
GND -
Appendices 18-34
Pin Number
Signal Flow
Signal
1 2 I DSR
3 4 O RTS
5 6 I CTS
7 8 I RI
9 10 - Not Used
Pin Number
Signal Flow
Signal
1 2 I DSR
3 4 I/O RXD(+)
5 6 I TXD(+)
7 8 I RI
9 10 - Not Used