HD66108 Datasheet, PDF (31/60 Pages) Hitachi Semiconductor – (RAM-Provided 165-Channel LCD Driver for Liquid Crystal Dot Matrix Graphics)

HD66108
Control register ROS bit = 01
DUTY bit = 011
LCD driving voltages:
VMH1 = V3, VML1 = V4,
VMH2 = V2, VML2 = V5,
VMH3 = V2, VML3 = V5
100-column
driver
HC66108T
65-row
driver 48-row
driver used
X0---
---X31 ^X32---
---X99 ^X100---
---X131 ^X132---
---X164
Column driver
Column driver
Row driver
Row driver
Block A (32 bits)
Block B (68 bits)
Block C (32 bits)
Block D (33 bits)
X address
8 bits/1 word
6 bits/1 word
4 bytes
0123
5 words + 2 bits
01234
Row data protected blocks
8 bytes + 4 bits
4 bits + 3 bytes +
4 bits
4 bits + 3 bytes +
5 bits
4
11 12 13 14 15 16 17 18 19 20
4 bits + 10 words + 4 bits
2 bits + 5 words
5 words + 3 bits
56
15 16 17 18 19 20 21 22 23 24 25 26 27
100 × 48-dot LCD
X0 X2 X4
X1 X3
Y0 0 1 1 0 0
Y1 1 0 0 1 0
Y2 1 1 1 1 0
Y45 0 0 1 0 0
Y46 0 1 0 1 0
Y47 1 0 0 0 1
Y48
Y49
Y63
Y64
Display data
Unused
X96 X98 X100
X95 X97 X99
111000
100100
111000
X117 X119
X116 X118
0000
0000
0000
X162 X164
X163
001
010
100
Row data
Valid row data
Valid
display area
000010
000110
001000
0001
0010
0100
000
000
000
Invalid
display area
Accessible area
Note: Pins X100–X116 are left disconnected here.
Area protected with PON = 1
Figure 19 Relationship between Row Data and Display
(65-Row Output from the Right Side, 1/48 Multiplexing Duty Ratio)
984