Watchdog Activity Selection (Jp2); Com2 Rs-232/422/485 Setting (Jp3, Jp4,Jp5); Table3-5: Watchdog Activity Selection (Jp2); Table 3-6: Com2 Rs-232/422/485 Setting (Jp3, Jp4) - Advantech PPC-A84/A120-X5X User Manual

3.6.1
When the watchdog timer activates (i.e. CPU processing has come to a
halt), it can reset the system or generate an interrupt on IRQ11. This
can be set via jumper JP2 as shown below:

Table3-5: Watchdog activity selection (JP2)

* default setting
3.7 COM2 RS-232/422/485 setting (JP3,
JP4,JP5)
COM2 can be configured to operate in RS-232/422/485 mode. This is
done via JP3,JP4,and JP5.

Table 3-6: COM2 RS-232/422/485 setting (JP3, JP4)

2
JP4
1
2
JP3
1
* default setting
44 PPC-A84/A120 User's Manual

Watchdog activity selection (JP2)

System reset
2 4 6
*RS-232
6
5
6
5
IRQ11
2 4 6
RS-422/485
2
JP4
1
2
JP3
1
6
5
6
5