i2c的代码程序，在５１下调通，稍加修改就可以在其他单片机上实现...

这是原创的基于PIC16F877A单片机的读SD卡文件系统程序源代码-This is the original PIC16F877A microcontroller-based SD card file system read source code

51单片机开发的8道门出入记录控制板，具有RTC时钟功能，同时具有声光抱紧，能实时的记录被监控门的打开时间。本案例只有8路，但可以方便的扩展至32路。-51 MCU development of 8 door access control panel recorded with RTC clock function, both sound and light to hold fast, can be monitored real-time record of the time the door opened. This case is only 8-way, but can be easily extended to 32.

USBKeyBoard STM32 USB 使用-USBKeyBoard STM32 USB Use

USART以查询方式收发数据，接收发自电脑的数据，将其显示在LED上，并将接到到的数据减1后返回电脑-USART to send and receive data to query, receive from the bottom of the computer data that could be displayed in the LED, and will receive the data returned by a computer

用VB做的串口调试助手，可用于上位机与下位机之间的通信。-VB to do with the serial debugging assistants, can be used to lower PC and the communication between machines.

LED灯控制程序，用78F9212单片机，C语言，PWM控制，可调光-LED lamp control procedures, using 78F9212 Singlechip, C language, PWM control, dimmable

51单片机程序，请大家试一下，请多提宝贵意见-51 SCM procedures, please try everyone, please mention the valuable advice

根据示波器的原理最做的代存储和显示的简易装置-oscilloscope under the principle of doing the most generation storage and display of simple devices

AVR单片机控制nokia3510i nokia6100液晶显示屏的库文件及例程-AVR control nokia3510i nokia6100 LCD screen of the library and routines

Small rtos在51单片机中的移植与一些例程-Small rtos 51 microprocessor in the transplant with some routines