W925E625 Datasheet, PDF (53/75 Pages) Winbond – 8-bit CID MICROCONTROLLER

W925E/C625
LCD Power Connection
The LCD power connection of bias is shown in Figure 6-15
1/5 Bias
DH1
0.1uF
C6
DH2
C
H
I
VSS
P
C5
C4
C3 C2
C1
VLCD5
0.1uF
VLCD4
VLCD3
VLCD2
Regulator
VLCD1
C1=C2=C3=C4=C5=C6=0.1uF
Figure 6-15 1/5 Bias LCD Power Connection
LCD Waveform
The LCD waveform is B type. Figure 6-16 is an example for 1/5 bias LCD waveform.
COM0
COM1
COM2
COM3
LCD outputs
for only seg. on
COM0 & COM2
side being lit
Figure 6-16 LCD waveform for 1/5 bias
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Publication Release Date: July 4, 2005
Revision A10