H6813 Hardware Reference Guide
3 Jumpers
Jumpers
Label
CMOS1
Clear CMOS
JSETCOM3,
COM3, COM4 RI/+5V/+12V Select
JSETCOM4
PSON1
AT/ATX Mode Select
JWDT1+
JOBS1
WDT Select + Buzzer Select
Function
COM3
COM4
Normal *
RI
RI
AT MODE
WDT Disable
Buzzer Disable
5
Note
Clear CMOS
+5V
+12V
+12V
+5V
ATX MODE
WDT Enable
Buzzer Enable