Based on the ARM in LPC2131 chip, prepared by the SPI, source code!

串口通信的光纤调制解调产品“光猫”的AT89C2051单片机完整源代码及其说明-serial communication fiber modem products "- cat" AT89C2051 integrity of the source code and its description

C8051F340在应用中读写FLASH，我自己严格按照数据手册写的，在网上找了半天都没有的-C8051F340 in the application to read and write FLASH, my own data in strict accordance with the written manual, look online for a long time there was none

gsm短消息报警程序，与硬件配合，完成开关量输入，短消息通知主人，用于防盗报警系统。-Short Message gsm alarm procedures, and hardware with complete switch input, short message to inform the owner for the anti-theft alarm system.

C51实用源码，极具参考价值！-practical source of C51, great reference value!

c8051f020键盘和显示器源码，用hd7129来驱动-C8051f020 keyboard and display the source code used to drive hd7129

键盘扫描程序，逐行拉低，错位相交的方法实现-Keyboard scanner, progressive degrade realize dislocation intersect method

再分享一个数字万用表的源码， 这也是我从我朋友那里要过来的-Again to share the source of a digital multimeter, which is where I learned from my friends to come

程序匠人的一片有关于按键的文章，十分经典，按键的规划，分类,"长按"“短按”-Program artisans an article on the button is very classic, key planning, classification, " long press" " Short Press" and so on

MCS51外部中断1和定时器T0的应用，外部中断1连接一个按键，通过调节按键改变定时器的值，定时器输出连接一个蜂鸣器-MCS51 and one external interrupt timer T0 applications, external interrupt 1 to connect a button, through the adjustment button to change the timer value, the timer output to connect a buzzer

半导体特性、微电子学习的很好入门教程、提供给需要的人-no