这是原来的PIC16F877A单片机

用此源代码，可以用于继电器测试仪的开发，通过继电器测试仪可以测试继电器的状态等-Use this source code, can be used to relay tester development, through the relay tester can test the status of relays, etc.

在单片机和DDS专用芯片进行控制，再显示-DDS special chip in the microcontroller and control, and then display

ModBus通信参考程序，Keil编译，学习ModBus的好工具-ModBusx protocol simulation, study well the instrument ModBus

2051做的4位电子钟-2051 to do the four E-clock

矩阵键盘检测,用于熟悉了解单片机,初次上手的人用-Matrix keyboard detection, for familiarity with the microcontroller, the initial-to-use with

中国广州周立功单片机移植的ucosII 很实用-Guangzhou, China ZLG MCU transplant ucosII very practical

基于avr单片机的74hc164并入串出显示的仿真(proteus,c源码) -Avr microcontroller based on a displayed string 74hc164 into the simulation (proteus, c source code)

这是一个时钟程序，有可调功能，走时比较准确，还可定闹钟，比较实用-This is a clock procedures, have adjustable features, more accurate travel time, but also set an alarm clock, more practical

avrrice软件用于AVR单片机的JTAG调试.-avrrice software for AVR JTAG debugging.

单片机控制的图文屏，采用12864液晶显示，并有时钟芯片提供时间。液晶显示可以显示图和文字。-SCM graphic screen, liquid crystal display used 12864, and has provided the time clock chip. LCD can display maps and text.