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S3C9228/P9228 LCD CONTROLLER/DRIVER
13-9
1 Frame
VDD
VSS
0
1
2
COM1
VSS
VDD
VLC1(VLC2)
VLC3(VLC4)
COM2
VSS
VDD
VLC1(VLC2)
VLC3(VLC4)
SEG0
VSS
VDD
VLC1(VLC2)
VLC3(VLC4)
SEG1
VSS
VDD
VLC1(VLC2)
VLC3(VLC4)
COM0-SEG0
+ VLCD
COM0
VSS
VDD
VLC1(VLC2)
VLC3(VLC4)
+ 1/3 VLCD
0V
- 1/3 VLCD
- VLCD
COM0
COM1
COM2
SEG2
SEG1 SEG0
0
1
2
Figure 13-9. LCD Signal Waveforms (1/3 Duty, 1/3 Bias)