基于MSC51的数字钟。采用PCF8563作为日历芯片，ZLG7290显示和键盘控制。具有5个闹钟源。同时可以修改报时时间和报时音效和LED灯效。-MSC51-based digital clock. PCF8563 chip used as a calendar, ZLG7290 display and keyboard control. Clock source has a 5. At the same time, time can be amended time and time efficient audio and LED lamps.

x5045的相关程序，可以在keil c 上运行-X5045 procedures, you can run keil c

MF500非接触式IC卡开发板源程序 -MF500非接触式IC卡开发板源程序

x5045的程序，可以在keil c51上运行，希望能给大家带来帮助-X5045 procedures keil c51 can run, I hope everyone can help

lcd application example

讲述了PID的 控制方法和性能指标，技术参数，注意事项。-About PID control methods and performance indicators, technical parameters, note.

红外遥控键值解码1602液晶显示（汇编语言），是红外遥控研究的必备基础-Infrared remote control key decoder 1602 liquid crystal display (assembly language) is the infrared remote-control study based on the essential

这是在KEIL环境下写的CAN源码，具有CANOPEN协议，学习参考的好东西哟！-This is in KEIL environment CAN write source code, with CANOpen agreement, a reference to learn good things yo!

C8051 link philips TV tuner.

模拟接受max7219的数据，主要是原系统升级，需要将原单片机驱动7219的数据接受并分析数据及命令。-simulation accept the data, major upgrade of the original system, the need for the original Microprocessor 7219 data accept and analyze data and orders.