ST7571 Datasheet - Sitronix Technology

ST7571 4 Gray Scale Dot Matrix LCD Controller/Driver

Sitronix 1. INTRODUCTION 2 ST7571 4 Gray Scale Dot Matrix LCD Controller/Driver ST7571 is a driver & controller LSI for 4-level gray scale graphic dot-matrix liquid crystal display systems. This chip is connected directly to a microprocessor, accepts Serial Peripheral Interface (SPI), I C or 8-bit parallel display data and stores in an on-chip display data RAM of 128 x 129 x 2 bits. It performs display data RAM write operation with no external operating clock to minimize power consumption. In .

ST7571 Features

* 4-level (White, Light Gray, Dark Gray, Black) Gray Scale Display with PWM Method DDRAM Data [ 2n : 2n+1 ] 2n 0 0 1 1 Driver Output Circuits 128 segment outputs / 128+1 common outputs Various partial display Partial window moving & data scrolling Capacity: 128 x 129 x 2= 33,024 bits 8-bit parallel in

ST7571_SitronixTechnology.pdf