基于MSP430单片机的线阵LED图文显示系统设计  

Design of Linear LED Graphic Display System Based on MSP430

作　　者：付晓军[1] Fu Xiaojun(Xiantao Vocational College,Xiantao Hubei,433000)

机构地区：[1]仙桃职业学院,湖北仙桃433000

出　　处：《电子测试》2020年第23期17-19,共3页Electronic Test

摘　　要：以MSP430单片机为核心控制器件设计制作线阵LED图文显示系统。主要由MSP430G2553单片机、LED灯亮度自动调节电路、LED灯控制电路及电机控制电路组成。本系统工作原理是利用人眼视觉暂留的生理特性,通过LED在旋转运动过程中经过不同位置时,实现字符、图形及简单动态画面的清晰显示,同时可实时变更显示内容及显示方式。为了方便控制,还扩展设计了红外遥控控制。该系统原理应用巧妙、技术含量高、成本低廉、具有广阔的市场前景。MSP430MCU is used as the core control device to design and manufacture the linear LED graphic display system.It is mainly composed of msp430g2553 MCU,LED lamp brightness automatic adjustment circuit,LED lamp control circuit and motor control circuit.The working principle of the system is to make use of the physiological characteristics of the human visual system.When the LED passes through different positions in the process of rotating motion,the system can clearly display characters,graphics and simple dynamic pictures,and can change the display content and display mode in real time.In order to facilitate the control,the infrared remote control is also designed.The system has the advantages of ingenious application principle,high technology content,low cost and broad market prospect.

关 键 词：线阵LED 图文显示 MSP430单片机 视觉暂留 

分 类 号：TN873[电子电信—信息与通信工程] TP368.1[自动化与计算机技术—计算机系统结构]