Com2 Ports - mATX AIMB-763 Series User Manual

14.

COM2 ports

(6-pin COM2RS, 6-pin COM2RS3 and 6-pin COM2RS4)
These three 6-pin connectors allow you to configure COM2 to
either RS232 (default value), RS422 or RS485.
Table 1.6: COM2 ports
COM2RS3
COM2RS4
COM2RS
Notes
COM3 and COM4 only support RS232.
AIMB-763 User Manual
Figure 1.42: COM2 ports
RS232
1-3
2-4
1-3
2-4
5-6
44
RS422
3-5
4-6
3-5
4-6
3-4
RS485
3-5
4-6
3-5
4-6
1-2