使用protel99软件编辑的原理电路图，希望对各位有助于电路图的学习和开发...

c8051f020 i2c 源码。对其操作有详细描述。-dvsah dfvdnjkg b fdv

p89lpc932单片机的A/D转换详细资料和源程序代码-P89LPC932 MCU A/D conversion details and source code

利用8051单片机驱动H6152射频读写模块，实现对非接触式射频卡的读写操作。-8051 drivers to use radio frequency reader module H6152, to realize non-contact RF card read and write operations.

SM5964在系统编程的源代码,通过COMM串行口进行程序下载,方便嵌入式系统开发-programming specification of the system"s source code through COMM serial port for downloading procedures, facilitate embedded system development

256m flash K9F2G08U0A的datasheet资料，比较详尽。-K9F2G08U0A datasheet

本程序用于把串口助手所写内容通过pc发送给单片机，并且由单片机把所写内容发送到lcd上面进行显示，所用单片机为日立系列h83664十六位单片机，实验证明可以准确显示pc上面所写的内容。里面包含各个写lcd的子程-This procedure for the serial written by aides through the pc sent to the microcontroller, and written by Singlechip the above content is sent to the lcd display, single-chip microcomputer used for the Hitachi series h83664 16 microcontroller, Experiments show pc can accurately display the contents of the above written. Which contains a subset of the various write-way lcd

PS7219单片机显示的源程序-PS7219 show the source SCM

S3C44B0扩展16C554串口，包括原理图和源码 原来上传过源码，看到很多人下载，考虑到下载者阅读方便，所以这次增加了原理图。-16C554 serial S3C44B0 expansion, including schematics and source code uploaded the original source, to see a lot of people to download, taking into account that those who download the ease of reading, so the increase in schematics.

中断串口程序-interruption procedures

用VKDL语言编写的PWM控制程序很有用本例只做了5路PWM-VKDL languages with PWM control procedures useful in this case only a 5 PWM