HZ

本程序基于单片机实现RTC实时时钟，简单易懂(The program is based MCU RTC real time clock, easy to understand)

该程序主要用来测量信号的脉冲宽度，具有较好的稳定性和精度。(The program is mainly used for the measurement of pulse width signal,and has good stability and accuracy. )

说明：  时钟芯片PCF8563 C51程序，本人测试通过(Clock chip PCF8563 C51 program, I test through)

mcu msp430F149中看门狗WDT的应用(mcu msp430F149 application of the WDT in watchdog)

STM32的窗口看门狗程序，亲测可用。内有详细注释和说明文档，很好的参考资料。(STM32 window guard dog program, pro test available. There are detailed notes and documentation, good references.)

固高运动控制卡GE-400-SG随机光盘(GoogolTech GE-400-SG accompany CD)

三星94c8芯片写的线控器显示屏，TM1640，模拟串口(Samsung 94 written c8 chip line controller display, TM1640, simulate the serial port)

能够非常完美的在LED上显示漂亮的汉字和英文字母，很好啊(Can be perfectly nice in the LED display of Chinese characters and English letters, ah well)

crc校验的一种计算方式，可以用于网络协议或串口、can协议的校验位计算，有封装好的函数(A calculation crc check can be used for network protocols or serial port, can protocol parity bit calculation, there is a good function package)

使用ADC0832和STC89C51单片机实现AD采集(Using ADC0832 and STC89C51 microcontroller AD collection )