3 cmos clear for external rtc (jp1), Table 4.3: clear cmos / external rtc (jp1), 4 com-port interface – Advantech Vechicle Mounted Terminal PPC-V106 User Manual
Page 36: 1 com2 rs-232/422/485 setting (jp5), Table 4.4: com2 rs-232/422/485 setting (jp5), Cmos clear for external rtc (jp1), Table 4.3:clear cmos / external rtc (jp1), Com-port interface
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PPC-V106 User Manual
24
4.3 CMOS Clear for External RTC (JP1)
4.4 COM-port Interface
The panel PC provides three serial ports: COM1, COM 3 : RS-232 and
COM2: RS-232/422/485 (in one COM port connector).
4.4.1 COM2 RS-232/422/485 Setting (JP5)
COM2 can be configured to operate in RS-232, RS-422, or RS-485 mode.
This is done via JP5 settings.
Warning:
To avoid damaging the computer, always turn
off the power supply before setting “Clear
CMOS”. Set the jumper back to “Normal opera-
tion” before turning on the power supply.
Table 4.3: Clear CMOS / External RTC (JP1)
*Normal operation (default)
Clear CMOS
Table 4.4: COM2 RS-232/422/485 setting (JP5)
*RS-232
RS-422
RS-485
1
2 3
1
2 3
5
1
9
13
17
2
6
10
14
18
2
6
10
14
18
5
1
9
13
17
2
6
10
14
18
5
1
9
13
17
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