该程序为51单片机做的频率计,可计频率可达999 HZ.

单片机C语言程序设计教程与实训源代码及图片 单片机C语言程序设计教程与实训源代码及图片-Single-chip C programming language tutorial with source code and Training Photos Single-chip C programming language tutorial with source code and Training Photos

利用HD66421实现灰度字符显示，keilC51编译环境-HD66421 realize the use of gray-scale character show, keilC51 compiler environment

msp430单片机控制小灯键盘程序,这是我搞的很熟的程序-MSP430 single chip microcomputer to control the keyboard lights, this is I do the procedure very well

sd卡mp3官方pcb文件，protel格式-sd card mp3 official pcb file, protel format

avr单片机开发EEPROM读写实验源程序-Single-chip EEPROM read and write avr developed experimental source

点亮LED灯，C语言编写，可以在keil下运行。实现第一个小灯的不停闪烁，初学着可以好好参考。-LED lights lit, C language, you can run keil. Achieve the first of a small non-stop flashing lights, can make reference to the beginner.

dmx512_接收_发送_avr上实现 开发环境Winavr+AvrStdio 商品化的东西,传上来有点怕怕的-dmx512_receive_send_avr_gcc

基于AVR ATmega32 单片机的DS1820驱动程序 基于winavr 平台编译 -ATmega32 based AVR MCU DS1820 driver-based winavr Taiwan compiler

51单片机“心形”音乐电子贺卡源码，挺好使，可做成品生产-51 Single-chip

步进式无线测量仪