摘要
本文介绍了由８０３１单片机控制的ＬＥＤ发光二极管阵列构成的电子显示屏显示原理、显示屏数据锁存、驱动接口电路、键盘接口电路、字模存放电路及软件框图。
This paper presents the displaying principle, data locking, drive interface circuit, keyboard interface circuit, word and model memory circuit and software design of the electronic display screen composed of the light emitting diode array controlled by the 8031 single chip computer.
关键词
单片机
硬件
接口
软件
电子显示屏
Single chip computer, hardware, interface, software
