21 com2 (com1), 22 com1 (con1), 23 com3 (com2) – Acrosser AR-B5630 User Manual
Page 19
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3.21 COM2 (COM1)
3.22 COM1 (CON1)
3.23 COM3 (COM2)
PIN
SIGNAL
PIN
SIGNAL
1 /DCDB
2
/DSRB
3 RXDB
4
/RTSB
5 TXDB
6
/CTSB
7 /DTRB
8
/RIB
9 GND
PIN
SIGNAL
PIN
SIGNAL
1 /DCDB 2 /DSRB
3 RXDB 4 /RTSB
5 TXDB 6 /CTSB
7 /DTRB 8 /RIB
9 GND
PIN
SIGNAL
PIN
SIGNAL
1 /DCDB 2 /DSRB
3 RXDB 4 /RTSB
5 TXDB 6 /CTSB
7 /DTRB 8 /RIB
9 GND
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