ST7669 Description
ST Sitronix ST7669 262K 132x162 Color Dot Matrix LCD Controller/Driver 1 INTRODUCTION The ST7669 is a driver & controller LSI for 262K color graphic dot-matrix liquid crystal display systems. It generates 396 Segment and 162 mon driver circuits. This chip is connected directly to a microprocessor, accepts Serial Peripheral Interface (SPI) or 8-bit/16-bit/18-bit parallel display data and stores in an on-chip display...
ST7669 Key Features
- 396 segment outputs / 162 mon outputs
- 3-line (9-bits) or 4-line( 8-bit) serial interface
- On-chip oscillator circuit
- Extremely Few Outsider poment. (Required outsider ponents: Three Capacitors)
- On-chip Voltage Regulator
- On-chip electronic contrast control function
- Voltage follower(LCD bias: 1/5,1/7,1/9,1/10,/11,1/12, 1/13, 1/14)
- Various partial display
- Partial window moving & data scrolling
- 4FRC & 31 PWM function circuit to display 64 gray-scale display