基于51系列单片机实现8字数码管对时钟秒表的显示

基于GPRS无线网络和IP协议的数据传输系统 通信模块C51单片机程序-GPRS-based wireless network and IP data transmission system communication module C51 microcontroller procedures

周立功zlg7290键盘显示控制芯片详解-Week Ligong zlg7290 keyboard display control chip Detailed

单片机入门程序，对于开发自己的系统很有帮助。--Source codes for an infrared remote control. It is an entry-level program for SCM.

这个程序利用89S51演奏生日快乐的歌曲 */-This procedure performed using 89S51 Happy Birthday song* /

4*4数字键盘输入温度极限值，DS18B20测温，数码管显示温度值，蜂鸣器和LED报警-4* 4 digital keyboard input temperature limit, DS18B20 temperature measurement, digital display temperature control, alarm buzzer and LED

在单片机系统中实现4*4的小键盘的扫描程序，按键输出对应信号，可以根据按键来设定输出对应高低电平-Single-chip microcomputer system in the implementation of the 4* 4 keypad scanning procedures, the corresponding button output signal can be output in accordance with the corresponding button to set the high-low

AT45D041大容量IC卡 读写程序,不知现在还有没人用，以前我用过的一颗芯片。-AT45D041 large-capacity IC card reading and writing process, I wonder if there is no one now, and I used a single chip.

led显示屏幕中文移动广告显示牌，可用于车辆报站等；-led display screen in Chinese mobile advertising signs can be used to stop vehicles, etc.

89c51详细介绍-89c51 in detail introduced