c8051f020键盘程序,是5X6键盘的好用原代码

用来pdu编解码，对于短信的发送和传输有用，很好的程序-PDU codec used for message sending and transmission of useful, very good procedures

使用定时器来控制DC也调整PWM波，控制LED的光按K1，PWM值增加，DC减少，导致更暗按K2，PWM值降低，而DC的增加，导致更亮

ARM得编程实例。很经典。在win ce5.0环境下的编程实例-ARM programming examples too. Classic. Win ce5.0 environment in programming examples

SAMSUNG’s S3C2440A is designed to provide hand-held devices and general applications with low-power, and high-performance microcontroller solution in small die size. To reduce total system cost, the S3C2440A includes the following components. -SAMSUNG s S3C2440A isdesigned to provide hand-held devices and general applications with low-power, and high-performance microcontrollersolution in small die size. To reduce total system cost, the S3C2440A includes the following components.

用C语言写的STM32F10XX的DEMO程序。-STM32F10XX written in C language with the DEMO program.

GPRS数据链路链接，PPP拨号，网络状态查询，断网自动重，数据保存恢复网络数据补发，连数据传输，网络维护，心跳维护，上行下行数据校捡

C51单片机驱动a3972步进电机细分，同时可以控制步电机加速，减速-C51 single-chip stepper motor driver a3972 broken down step-by-step motor can be controlled simultaneously to speed up, slow down

一个不错的开发板原理图,慢慢看吧> > > > > > >-A good development board schematics, slowly and see

S3C2410的软件中断代码及其应用文档，可直接使用-S3C2410 software interrupt code and its application documents can be directly used