HD66750/1
2
Power-save functions such as the standby mode and sleep mode supported
Programmable drive duty ratios and bias values displayed on LCD
128-segment
′
128-common liquid crystal display driver
n-raster-row AC liquid-crystal drive (C-pattern waveform drive)
¥
¥
¥
Duty ratio and drive bias (selectable by program)
¥
¥
Window cursor display supported by hardware
Vertical smooth scroll
¥
Partial smooth scroll control (fixed display of graphics icons)
¥
Vertical double-height display by each display raster-row
¥
Black-and-white reversed display
¥
No wait time for instruction execution and RAM access
¥
Internal oscillation and hardware reset
¥
Shift change of segment and common driver
Table 1
Progammable Display Sizes and Duty Ratios
Graphics Display
Duty
Ratio
Optimum
Drive Bias
Bit-map
Display Area
12 x 12-dot
Font Width
12 x 13-dot
Font Width
14 x 15-dot
Font Width
16 x 16-dot
Font Width
8 x 10-dot
Font Width
1/16
1/5
128 x 16 dots 1 line x 10
characters
1 line x 10
characters
1 line x 9
characters
1 line x 8
characters
1 line x 16
characters
1/24
1/6
128 x 24 dots 2 lines x 10
characters
1 line x 10
characters
1 line x 9
characters
1 line x 8
characters
2 lines x 16
characters
1/32
1/6
128 x 32 dots 2 lines x 10
characters
2 lines x 10
characters
2 lines x 9
characters
2 lines x 8
characters
3 lines x 16
characters
1/72
1/9
128 x 72 dots 6 lines x 10
characters
5 lines x 10
characters
4 lines x 9
characters
4 lines x 8
characters
7 lines x 16
characters
1/80
1/10
128 x 80 dots 6 lines x 10
characters
6 lines x 10
characters
5 lines x 9
characters
5 lines x 8
characters
8 lines x 16
characters
1/88
1/10
128 x 88 dots 7 lines x 10
characters
6 lines x 10
characters
5 lines x 9
characters
5 lines x 8
characters
8 lines x 16
characters
1/96
1/10
128 x 96 dots 8 lines x 10
characters
7 lines x 10
characters
6 lines x 9
characters
6 lines x 8
characters
9 lines x 16
characters
1/104
1/11
128 x 104
dots
8 lines x 10
characters
8 lines x 10
characters
6 lines x 9
characters
6 lines x 8
characters
10 lines x 16
characters
1/112
1/11
128 x 112
dots
9 lines x 10
characters
8 lines x 10
characters
7 lines x 9
characters
7 lines x 8
characters
11 lines x 16
characters
1/120
1/11
128 x 120
dots
10 lines x 10
characters
9 lines x 10
characters
8 lines x 9
characters
7 lines x 8
characters
12 lines x 16
characters
1/128
1/11
128 x 128
dots
10 lines x 10
characters
9 lines x 10
characters
8 lines x 9
characters
8 lines x 8
characters
12 lines x 16
characters