User manual

E-2 8580/8590 Vehicle-Mount Computer User Manual
Appendix E: Pinouts – External Connectors
Serial Port COM1
E.3 Serial Port COM1
Version: D-SUB-D, 9-pin, MALE, motherboard reference P15.
E.4 Serial Port COM2
Version: D-SUB-D, 9-pin, MALE, via adaptor cable to motherboard reference P16
7USB1 +
8 GND
Pin Signal
Pin Signal Name
1 DCD Data Carrier Detect
2 RxD Receive Data
3 TxD Transmit Data
4DTRData Terminal Ready
5 GND Signal Ground
6 DSR Data Set Ready
7RTSRequest to Send
8 CTS Clear to Send
9 (default setting) RI Ring Indicate
9 (optional settings) +5 V or +12 V Under “Motherboard”
on page 11, refer to
Serial Ports.