Winmate A831, Руководство пользователя

Страница: 27 / 72

2.5.7 CON3: COM4 Select for RS422, RS485 2.5.7 CON3: COM4 Select for RS422, RS485
5x1 header, pitch 2.0mm 5x1 header, pitch 2.0mm
Connector must goes to CON3 when selecting RS422/485, ensure JP14 is in the right
setting.
Connector must goes to CON3 when selecting RS422/485, ensure JP14 is in the right
setting.
422 RX2+
2
485TXRX2-
1
4
4
3
422 RX2-
Gnd
5
2
4
6
1
3
5
RSS422/485 Header JP14 RSS422/485 Header JP14
Pls note that our A831 the COM4: RS232 to RS422/RS485 are using different socket and
different cable
Pls note that our A831 the COM4: RS232 to RS422/RS485 are using different socket and
different cable
2.5.8 J11: Extend USB Port Connector 2.5.8 J11: Extend USB Port Connector
DF11-8DP-2DSA DF11-8DP-2DSA
Pin No. SYMBOL
1 USB # 3 +5V
2 USB # 4 +5V
3 Data 3 -
4 Data 4 -
5 Data 3 +
6 Data 4 +
7 USB # 3 Ground
8 USB # 4 Ground
A831 SBC User Manual
17 17