1off 2 on 3 off 4 on, 1on 2 on 3 off 4 on – Acrosser AR-ES6003FL User Manual
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8. COM3_COM4 ( for COM3,COM4 use )
9. SW2 ( RS-422,RS-485 function
select )
Pin SIGNAL
1 DCD
2 SIN
3 SOUT
4 DTR
5 GND
6 DSR
7 RTS
8 CTS
9 RI
SW2, DIP Switch
For RS-422,RS-485 Function
select(Default: All OFF For
RS-232)
RS-422 setting:
1
OFF
2
ON
3
OFF
4 ON
RS-485 setting:
1
ON
2
ON
3
OFF
4 ON
10. SW4 ( RS-422/485 TX Terminator resistor
selection )
11 GPIO_COM1 (For COM1 RS-232,
External GPIO control)
SW4 DIP Switch
For RS-422/485 TX Terminator resistor
selection)
(Default: all OFF)
GPIO Pin Define:
PIN
SIGNAL
PIN
SIGNAL
1
GPO0
2
GPO1
3
GPO2
4
GPO3
5
GND
6
GND
7
GND
8
GND
9
GND
10
GND
11
GPI4
12
GPI5
13
GPI6
14
GPI7
15
VCC12A
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