Specifications

70 PCI-Comm Card Series User's Manual
Signal Name
DB25
Pinout
DB9
Pinout
Mode
GND Ground 7 5
TD Transmit Data 2 3 Output
RTS Request To Send 4 7 Output
DTR Data Terminal Ready 20 4 Output
RD Receive Data 3 2 Input
CTS Clear To Send 5 8 Input
DSR Data Set Ready 6 6 Input
DCD Data Carrier Detect 8 1 Input
RI Ring Indicator 22 9 Input