Com Port Connector (Com1) - Cartft FleetPC-5-B User Manual

2.2 COM Port Connector (COM1)
Connector size
Connector type
Connector location
Connector pin
definition
DB9 pin definition
User's Manual
2 X 5 = 10 Pin
JST-2.0mm-M-180
COM1
Pin
1 COM1_DCD
3 COM1_TXD
5 GND
7 COM1_RTS
9 COM1_RI
Pin
1 COM1_DCD
2 COM1_RXD
3 COM1_TXD
4 COM1_DTR
5 GND
6 COM1_DSR
7 COM1_RTS
8 COM1_CTS
9 COM1_RI
Signal Pin
Signal
RS232 RS422
TXD-
TXD+
RXD+
RXD-
GND
NC
NC
NC
NC
2.0 Internal Connector Specification
Signal
2 COM1_RXD
4 COM1_DTR
6 COM1_DSR
8 COM1_CTS
10 GND
RS485
TXD-/RXD-
TXD+/RXD+
NC
NC
GND
NC
NC
NC
NC
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