ST7636 Overview
INTRODUCTION ST7636 65K Color Dot Matrix LCD Controller/Driver The ST7636 is a driver & controller LSI for 65K color graphic dot-matrix liquid crystal display systems. It generates 396 Segment and 132 mon driver circuits. This chip is connected directly to a microprocessor, accepts Serial Peripheral Interface (SPI) or 8-bit/16-bit parallel display data and stores in an on-chip display data RAM.
ST7636 Key Features
- 396 segment outputs / 132 mon outputs
- On-chip oscillator circuit
- Voltage converter (x2, x3, x4, x5, x6, x7, x8)
- Voltage regulator
- On-chip electronic contrast control function (406 steps)
- Voltage follower (LCD bias: 1/5 to 1/12)
- Various partial display
- Partial window moving & data scrolling
- 4FRC & 31 PWM function circuit to display
- 64 gray-scale display