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摘 要
本项目基于AT89C52单片机，完成了基于单片机的太阳能ＬＥＤ楼宇梯灯控制系统的要求。项目电路主要分为核心单片机、太阳能采集电路、蓄电池存储及电压检测电路、红外传感器距离感应电路、负载输出控制与过流检测电路、键盘电路、节能LED电路、串口通信电路、LCD显示等模块。现已设计焊好整体电路，并深入调试取得成果；程序编写结构清晰，可读性强。项目中各状态均由按键控制，并以12864 点阵LCD显示，操作简单，功能齐全，界面友好。
关键词：单片机 负载输出控制与检测电路 太阳能采集电路 红外感应 LED
Abstract
The project is based on AT89C52 microcontroller, completed the building based on single chip LED Solar Light Control System requirements ladder. The project is divided into core microcontroller circuit, solar collection circuit, battery storage and voltage detection circuit, infrared sensor from sensing circuit, load control and output over-current detection circuit, the keyboard circuit, energy-saving LED circuit, the serial communication circuit, LCD display module. The whole circuit has been designed to weld, and in-depth debugging results; programming clear structure and readability. By the state key project control, and dot matrix LCD display to 12864, simple, functional and friendly interface.
Key words: SCM load output control and data acquisition circuit detection circuit solar LED infrared sensor