DX0906VX 显示屏的OTP烧录程序，用来在出厂时设置屏幕的对比度。-DX0906VX display OTP programming procedures used at the factory settings of the screen contrast.

1602液晶显示与温度检测模块18b20，与89s52单片机通信，并在屏幕上显示，代码已经通过测试，可直接烧录程序。io口分配，见开头程序定义。是测试的好工具-1602 LCD display with temperature detection module 18b20, with 89s52 microcontroller communication, and displayed on the screen, the code has been tested for direct burni

电子设计大赛点阵电子显示屏（A题）LED大屏幕显示系统，以AT89S52单片机为核心，由键盘显示、录放音模块、光电开关、温度采集、定时闹铃、LED大屏幕显示等功能模块组成-Electronic Design Contest dot matrix display panels (A question) LED large screen display system, the AT89S52 microcontroller as the core, from the keyboard and dis