《模拟I2C总线多主通信的通用软件包》,支持多主竞争，比如有多个单片机和I2C器件同时工作。...

电力系统多功能电表 CRC校验代码源程序大全，支持以下规约或电表 ALPHA规约,IEC1107规约，DLT645规约，EDMI规约，ION-ModBUS RTU规约，ModBus规约,Quad4规约-Multi-function meter power system source code CRC checksum Guinness, to support the following Statute or the Statute ALPHA meter, IEC1107 statute, DLT645 statute, EDMI statute, ION-ModBUS RTU statute, ModBus statute, Quad4 Statute

51单片机的一些例子 我用过很好用的又需要的-MCS 51

MSP-FET430X110 C语言例子程序-MSP-FET430X110 C language examples procedures

使用IAR编写的DS1302时钟芯片驱动和4*4矩阵按键的扫描函数，可以使用按键设置时间，采用msp430f149单片机-IAR prepared using DS1302 clock chip driver and 4* 4 matrix keypad scanning function, you can use the keys setup time, using MSP430F149 single-chip microcomputer

AD转换芯片max197驱动程序（KeilC51）-AD converter chip max197 Driver (KeilC51)

这是关于Proteus仿真的源程序，用于ARM7，编译环境为ADS-This is the source on the Proteus simulation for the ARM7, the compiler environment for ADS

PCB设计基础教程关于pcb的介绍及其设计方法-PCB Design Tutorial on the pcb

一个小型的数控电源的源码，采用DAC0832进行转换，实现0-12V的精度为0.1的步进调压。-NC a small power source, using the conversion DAC0832, 0-12V realize the accuracy of the stepper regulator 0.1.

PHILIPS单片机P89C668下的X5045的读写,经过调试可以在51内核的单片机上移植.-PHILIPS P89C668 the X5045 read and write, After testing in the 51 core microprocessor transplant.

P89c5x中文数据手册-P89c5x Chinese manual data