Appendix C
Connector Pinouts
I/O Ports
RS-232C Serial port
(9-pin subminiature “D” connector):
Pin #
I/O Type:
1
Input
2
Input
3
output
4
output
5
Ground
6
Input
7
output
8
Input
9
Input
Signal Name:
Carrier Detect (CD)
Receive Data (RD)
Transmit Data (TxD)
Data Terminal Ready (DTR)
Signal Ground (GND)
Data Set Ready (DSR)
Request to Send (RTS)
Clear to Send (CTS)
Ring Indicator (RI)
Connector Pinouts
C-1
Kommentare zu diesen Handbüchern