Aaeon PCM-4330 Instructions Manual page 75

MISCSET 2 US05
PWR
Bit Name
7 US05
6 US15
5 US012
4 US112
3 S5VEN
2 S12VEN Enable 12 Volt supply voltage and contrast voltage for display
1 COMM1 Select mode for COMB
0 COMM0 Select mode for COMA
US15 US012
1 0 1
r/w r/w r/w
D7 D6 D5
Function
Enable 5 Volt supply voltage for display through LCDEN pin
of the WD90C24 chip
0 = Enable through LCDEN off
1 = Enable through LCDEN on
Enable 5 Volt supply voltage for display through PNLOFF pin
of WD90C24 chip
0 = Enable through PNLOFF off
1 = Enable through PNLOFF on
Enable 12 Volt supply voltage and contrast voltage for display
through delayed LCDEN signal of the WD90C24 chip
0 = Enable through delayed LCDEN off
1 = Enable through delayed LCDEN on
Enable 12 Volt supply voltage and contrast voltage for display
through PNLOFF signal of the WD90C24 chip
0 = Enable through PNLOFF off
1 = Enable through PNLOFF on
Enable 5 Volt supply voltage for display
0 = 5 Volt off
1 = 5 Volt on
0 = 12 Volt off
1 = 12 Volt on
0 = RS232 mode
1 = RS485 / RS422 mode
0 = RS232 mode
1 = RS485 / RS422 mode
US112 S5VEN S12VEN COMM1 COMM0
0 0
r/w r/w r/w
D4 D3 D2
0 0 0
r/w r/w
D1 D0