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STM8S控制五线四项步进电机正反转程序。(STM8S control five line four stepper motor program.)

/*EEPROM24C02,程序将对存储器进行读和写，因此涉及到键盘程序，比较复杂，耐心学，*/#include <reg51.h>#include <intrins.h>#define W24C020xA0//存储器的写地址 #define R24C02 0xA1 //存储器的读地址 #define MSB 0x80 //8位二进制最高位置1 #define LSB 0x01 //8位二进制最低位置1 (/* EEPROM24C02, program will read and write memory, it involves the keyboard program, more complex, patient study,* /# include <reg51.h># Include <intrins.h># Define W24C020xA0// write the memory address# define R24C02 0xA1// read memory address# define MSB 0x80// 8 bit binary highest position 1# define LSB 0x01// 8 bit binary lowest 1)

基于单片机的火车测速系统源程序。利用单片机STC89C52系统实现列车行驶速度测量转换和LCD液晶显示。同时实现列车行驶方向判断和指示，键盘设定速度上下限，当速度超限时给出超速报警提示。(Train speed system based on single chip source, using SCM STC89C52 trains speed measurement system to achieve conversion and LCD display. While achieving the train driving directions judgment and instructions, keyboard set speed limit, when the speed exceeds the limit given speeding alarm.)

实现了多功能电子定时器，包括计时，99秒倒计时和定时等功能。(Realize multi-function electronic timer, including the timing, 99 seconds countdown timer functions.)

本代码为STM8S903K 无刷无感电机的驱动源程序 应用在电动工具上 属产品级代码 用电位器调速 保护电流40A(The code STM8S903K brushless non-inductive motor drive source Is a product-level code used in power tools speed control potentiometer protection current 40A)

讲述了以单片机AT89C51为基础的智能电表设计程序。(Tells AT89C51 microcontroller-based smart meter design process.)

电力电子技术课程设计，题目是单相交流调压与调功电路的设计 涉计到了双相晶闸管的选型和电路相关参数的计算，里面还包括了matlab 的交流调压电路的仿真，希望对大家有一些参考价值(Power Electronics Design, the title tune single-phase AC voltage regulation and power circuit to a two-phase thyristor account involved the selection and circuit parameters of the calculation, which also includes the AC voltage regulation circuit matlab simulation hope to have some reference value)

说明：  对比度调节实验 背光调节实验 数字时钟实验 模拟时钟实验(Contrast adjustment experiment Backlight adjustment experiment Digital clock experiment Analog clock experiment)

本项目是基于Cortex-M3 的地沟油快速检测装置，旨在实现“地沟油”快速，现场检测。MCU控制可编程的直接数字频率合成器（DDS）产生正弦激励信号，经过可变增益放大器（VGA）和低通滤波器（LPF）作用于食用油阻抗传感器（实验室制作）信号经过仪器放大器送入微控制器（MCU）的模数转化（ADC）通道，MCU对采集的信号通过快速傅里叶变换（DFT）处理，实现食用油阻抗与相角的检测；USB和以太网接口，可与计算机通讯，以便对采集的数据进行存储和分析。(The project is based on the Cortex-M3 waste oil rapid detection device designed to achieve " waste oil" rapid, on-site testing. MCU control programmable direct digital frequency synthesizer (DDS) generates sinusoidal excitation signal through a variable gain amplifier (VGA) and a low-pass filter (LPF) acting on the oil-impedance sensor (lab produced) to send signals through the instrumentation amplifier into the microcontroller (MCU) modulo conversion (ADC) channels, MCU signal acquisition via Fast Fourier Transform (DFT) processing, oil resistance and phase angle detection USB and Ethernet interfaces, and computer communication, in order to collect data for storage and analysis.)

说明：  通用STM32开发板下，蓝牙收发功能的实现(Bluetooth Transceiver and Receiver Function under STM32)