一个用ATMega88来实现一key键和一个Rotor的代码，可能过UART上传数据。...

USB程序源代码,包括PC端和单片机端.USB控制芯片为PIDUSBD12.-USB source code, including the PC client and single-chip client. USB controller chip for PIDUSBD12.

在对存储空间要求非常严格的嵌入式系统中用CPU下载CPLD的代码，比如51系列的单片机。-storage space in the very strict requirements of embedded CPU system used to download CPLD code, for example, the MCU 51.

I2C串行总线标准驱动程序(C51)-万能程序 -I2C serial bus driver (C51)- omnipotent procedures

she pin tou cai ma id xing -she tou pin DA ma id Excel

此程序为自行车计附带产品．可以计里程，计速度．清零等功能．采用霍尔传感器传输信号，单片机采用中断扫描．然后用数组的形式在LED上显示．-procedure for bicycles or spin-off products. Total mileage can be up speed. Reset function. Hall sensor used for signal transmission interrupt SCM scan. Then in the form of an array of LED show.

简易摇摇棒，8x8点阵，制作公开 硬件mega8l，8个led共阳极接到PORTD。3位拨码开关接到PINB2,PINB1,PINB0,选择显示内容，PINC4接方向开关，使得正反向摇动都显示正向字，每次显示4个8X8点阵汉字

ARM环境使用的SD卡驱动和FAT16文件系统读写源代码-ARM environment for the use of the SD card drive and FAT16 file system to read and write source code

本程序是在c51低下的菜单程序。 如果要mcu 低下编写菜单的朋友可以拿来参考.-the procedures in the lower menu decoder procedures. If the lower mcu prepared menu can be used to reference a friend.

一些有关c51的小程序，编译已经通过，希望对大家有用-C51 some small procedures, the compiler has passed, everyone would like to be useful

此文件为瑞萨数字电视方案主芯片与MCU的接口I2C通讯协议，真实可用，欢迎有需要的朋友下载。-This document is for Renesas digital TV programs with the main chip MCU interface I2C communication protocols, real available, there is a need to welcome a friend to download.