6
PIN-OUT INFORMATION
The following are the connector pin-out for PCIe-800 PCI Express serial I/O card.
RS-232 Pin-out for DB9 Connector
Pin Number
Pin Type
Description
1
Input
DCD: Data Carrier Detect
2
Input
RxD: Receive Data
3
Output
TxD: Transmit Data
4
Output
DTR: Data Terminal Ready
5
Ground
GND: Signal Ground
6
Input
DSR: Data Set Ready
7
Output
RTS: Request to Send
8
Input
CTS: Clear to Send
9
Input
RI: Ring Indicator
Pin-out of DB62 Female Connector for Eight RS-232 Ports
