基于ILI9320和ADS7843的触摸显示屏控制系统设计

摘要

Medium and small touch and display screen was widely used in portable network terminal,and it gave the design in this paper of 2.8 inch TFT-LCD touch and display screen module,design of circuit with STC12C5A60S2 as main chip,system includes display screen and touch screen interface circuit,FPC interface circuit,SD card interface circuit,and the driving program and application program design method were given.The experimental results showed that the system is stable and all the functions are realized.%结合中小型触摸显示屏在手持式网络终端中的广泛应用,给出了一种2.8寸TFT-LCD触摸显示屏模块的设计方法,以STC12C5A60S2为主控芯片,包括显示屏和触摸屏接口电路、FPC接口电路、SD卡接口电路等,给出驱动程序及其应用程序的设计方法.实验结果表明,系统运行稳定,能够实现模块的全部功能.