此为友善之臂micro2440板的底板原理图，更新时间是2009年2月28日。...

avr单片机atmega16，用键盘控制，可显示多种不同的跑马灯程序-avr microcontroller atmega16, keyboard control, can display a wide variety of marquees program

全国大学生电子设计大赛题目―芯片检测的51单片机源代码，能识别74，74ls系列芯片，检测芯片好坏！-National Undergraduate Electronic Design Contest topic- 51 microcontroller chip detection of the source code, to identify 74,74 ls series chip, test chip, good or bad!

针对51核的实验程序，包括汇编语言核C语言，有交通灯，步进电机，滤波器等-against nuclear Experimental procedures, including nuclear assembly language C language, and traffic lights, stepper motors, filters, etc.

一款采用DS18B20的温度采集汇编程序，本程序为完整的操作实例，方便大家参考-A temperature acquisition using DS18B20 compilation process, the procedures for the complete operation of examples to facilitate reference to U.S.

这是主机C8051F005有硬件SPI的AT45DB041B的读写驱动-This is a C8051F005 mainframe hardware SPI AT45DB041B literacy drive

AVRusb开发的一个电脑遥控器，注意是HID方式-AVRusb the development of a computer remote control, pay attention to is the way HID

16位元led等电流驱动器mbi5024驱动，-Led, such as 16-bit current driver mbi5024 drive,

ds1302的单片机程序实现，适用51的时钟芯片-ds1302 the SCM program, the application of 51 clock chips

这是C8051F020的源程序，很好，此单片机的功能强大，编程易学。-This is the source C8051F020, well, this single chip a powerful, easy to learn programming.

基于芯片DS12887的电子时钟、日历系统设计和制作，采用C51编程。