Chapter-6-8-Chen-Huaichen-courseware

stc单片机BRT编程脉冲输出-Timer0中断取反IO输出(stc SCM BRT-Timer0 interrupt programming pulse output negated IO output)

数字开关测试的源程序，非常适合新51单片机的新手入门的学习。(Digital switch test source program, very suitable for novice start learning new 51 single-chip microcomputer.)

基于stm32单片机电压表设计,AD检测分压电阻电压值，根据电阻分压比算出所测电压，并显示在oled液晶上(Based on the design of voltage meter of STM32 single chip computer, AD detects the voltage value of dividing resistor, calculates the measured voltage according to the ratio of dividing resistor voltage, and displays it on OLED liquid crystal.)

A basic string with different escapable characters for testing.

基于51单片机，用DS12C887时钟芯片的电子钟，时间显示采用VFD荧光显示屏显示，效果很好(Based on 51 single-chip DS12C887 clock chip electronic clock, time display using VFD fluorescent display shows good effect)

说明：  本程序利用51单片机实现点对多点的数据传输，包括相应的电路图(This procedure using 51 single-chip realization of point-to-multipoint data transmission, including the corresponding circuit diagram)

stm32 mini板dht11温湿度测试程序(stm32 mini board dht11 temperature and humidity testing procedures)

说明：  这是mso430f5529最小系统原理图(This is the schematic diagram of the minimum system of mso430f5529.)

开关电源仿真软件saber 入门级教程，适合初次接触这个软件的人使用。(Switching power supply simulation software saber entry-level tutorial for the initial contact with the software people use.)

C语言实现带通滤波器功能，比matlab更加试用可用于单片机开发(FIR band_pass filter )