HD66740 Datasheet, PDF (2/95 Pages) Hitachi Semiconductor – 112 x 80-dot Graphics LCD Controller/Driver

HD66740
• Vertical smooth scroll
• Partial smooth scroll control (fixed display of graphics icons)
• Vertical double-height display by each display line
• Black-and-white reversed display
• Wide range of instruction functions:
 Display on/off control, black-and-white reversed
• No wait time for instruction execution and RAM access
• Internal oscillation and hardware reset
• n-raster-row AC liquid-crystal drive (C-pattern waveform drive)
• Shift change of segment and common driver
• Tape carrier package (TCP)
Table 1 Progammable Display Sizes and Duty Ratios
Duty
Ratio
1/32
1/40
1/48
1/56
1/64
1/72
1/80
Graphics Display
Optimum
Drive Bias Bit Map
12 x 13-dot 14 x 15-dot
Font Width Font Width
1/7
112 x 32 dots 2 lines x 9 2 lines x 8
characters characters
1/7
112 x 40 dots 3 lines x 9 2.5 lines x 8
characters characters
1/8
112 x 48 dots 3 lines x 9 3 lines x 8
characters characters
1/8
112 x 56 dots 4 lines x 9 3.5 lines x 8
characters characters
1/9
112 x 64 dots 5 lines x 9 4 lines x 8
characters characters
1/9.5
112 x 72 dots 6 lines x 9 4.5 lines x 8
characters characters
1/10
112 x 80 dots 6 lines x 9 5 lines x 8
characters characters
16 x 16-dot
Font Width
2 lines x 7
characters
2.5 lines x 7
characters
3 line x 7
characters
3.5 lines x 7
characters
4 lines x 7
characters
4.5 lines x 7
characters
5 lines x 7
characters
2