HD66420 Datasheet, PDF (17/52 Pages) Hitachi Semiconductor – (RAM-Provided 160 Channel 4-Level Grey Scale Driver for Dot Matrix Graphics LCD)

SEG1
H’00
H’01
LCD drive signal output
SEG160 SEG1
H’00
H’01
HD66420
LCD drive signal output
SEG160
H’4E
H’4F
H’0
MSB
H’1
X addresses
(a) ADC = 0
H’4E
H’4F
H’27
H’27 H’26
H’0
X addresses
MSB
(b) ADC = 1
Figure 8 Display RAM Configuration
17