KS0108B
FEATURES
- Dot matrix LCD segment driver with 64 channel output
- Input and Output signal
- Input: 8 bit parallel display data Control signal from MPU Splitted bias voltage (V1R, V1L, V2R, V2L, V3R. V3L, V4R, V4L)
- Output: 64 channel waveform for LCD driving.
- Display data is stored in display data RAM from MPU.
- Interface RAM
- Capacity: 512 bytes (4096 bits)
- RAM bit data: RAM bit data = 1:ON RAM bit data- = 0:OFF
- Applicable LCD duty: 1/32~1/64
- LCD driving voltage: 8V~17V(V DD-VEE)
- Power supply voltage: + 5V ±10% Driver MON KS0107B SEGMENT Other KS0108B Controller MPU
- High voltage CMOS process.
- 100QFP and bare chip available.
..
BLOCK DIAGRAM
64CH SEGMENT DRIVER FOR DOT MATRIX LCD
DB<0:7>
CLK1 CLK2
CS1B CS2B INPUT REGISTER OUTPUT REGISTER CS3 I/O BUFFER R/W RS E 8 8 RSTB
DISPLAY ON/OFF 1
BUSY
INSTRUCTION DECODER
6 3 Y-COUNTER 6 X-DECODER Y-DECODER 6 64 DISPLAY START LINE REGISTER 8 ADC
PAGE SELECTOR
Z DECODER
64 DISPLAY DATA RAM 512¡¿8=4096...
