Such as the accuracy of frequency measurement based on the principle of design,...

c8051f120端口模拟的I2C,点亮PCF8574驱动的发光二极管-c8051f120 simulated port I2C, lit PCF8574-driven light-emitting diodes

用单片机做的小程序，主要想下东西的，谢谢大家-MCU small procedures done, think the next thing, thank you

at24c02读写函数。全部以打包完毕，使用时只需调用相应函数即可-at24c02 read and write functions. All finished in packages, use the function can simply call the corresponding

将TIDSP 转换后的H文件 再利用此程序可生成 KIEL 的HEX.文件 加载到单片机里运行-TIDSP converted to H document re-use this program KIEL generates the HEX. File loaded into the single-chip microcomputer to run

将位图转为C51和A51及HEx16进制，适合用来与单片机接合-Will be converted to bitmap C51 and A51 and HEx16 band, suitable for single-chip bonding with

进行51单片机主控智能车模块测试时用光电管返回的道路信息控制舵机以一定角度转向。-Intelligent control for 51 single-chip module test vehicle with photocell control to return to the road information to a certain point of gear shift.

单片机 时钟程序,包含秒表，闹钟，时间三个功能-MCU clock.c

IO 口模拟232通讯程序 使用两种方式的C程序 占用定时器0 -IO simulated 232 communications programs use two forms of occupation C program timer 0

SIMCOM公司生产的SIM300系列芯片的用户手册，对开发公网产品的朋友很有用-SIMCOM chips produced by SIM300 the user manual, public networks on the development of products useful to a friend

MSP430下的一个微内核操作系统，很实用。做到底层无关，稍加修改可以移植到其他平台下。-MSP430 under a micro-kernel operating system, is very practical. Do not bottom, a little change can be transferred to other platforms.