Gigabyte MATMH81 Manual - Page 23
JCOM3/JRS14/JRS15/JRS21/JRS19, RS232/RS422/RS485 Select Header for Serial Port 3
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12) JCOM3/JRS14/JRS15/JRS21/JRS19 (RS232/RS422/RS485 Select Header for Serial Port 3) JCOM3 JRS14 JRS15 JRS21 JRS19 42 1 41 1 1-2 Close: RS422/RS485 2-3 Close: RS232 (Default setting) 21 1-2 Close: RS232 65 21 3-4 Close: RS422 65 21 5-6 Close: RS485 65 Pin No. 1 2 3 4 5 6 Definition RXD232 RXD3 RXD422 RXD3 RXD485 RXD3 - 23 - Hardware Installation
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- 23 -
Hardware Installation
12) JCOM3/JRS14/JRS15/JRS21/JRS19
(RS232/RS422/RS485 Select Header for Serial Port 3)
Pin No.
Deļ¬nition
1
RXD232
2
RXD3
3
RXD422
4
RXD3
5
RXD485
6
RXD3
1-2 Close: RS422/RS485
1-2 Close: RS232
3-4 Close: RS422
5-6 Close: RS485
2-3 Close: RS232 (Default setting)
1
5
2
6
1
5
2
6
1
5
2
6
1
1
JCOM3
JRS14
JRS15
JRS21
JRS19