10
JP7 (4-pin): COM2 Header Pin9 Function Select
JP7
4-6 Closed:
Pin9=+12V.
1
3
5
3-4 Closed:
Pin9=RI;
2-4 Closed:
Pin9=+5V;
4
6
2
6 4 2
5 3 1
6 4 2
5 3 1
JBAT1 (3-pin): CMOS RAM Clear Function Setting
CMOS Clear Setting
2-3 Closed
:
Clear CMOS.
JBAT1
1-2 Closed
:
Normal
;
1
3
1
3