Timers

51单片机片上串口控制GPRS模块。用KEIL 软件调试成功。(51 MCU on-chip serial port to control the GPRS module. KEIL software debugging success.)

这是一个用于工控的上位机系统，可以实时监测温度，露点，湿度。用户可以根据具体情况设定报警点，当达到报警点，系统通过邮件发送报警信息给用户。(This is a PC for industrial control of the system, can be real-time monitoring of temperature, dew point and humidity. Users can set alarms based on specific circumstances, when the police reached, the system, through e-mail warning messages to users.)

c51单片机的sle4442卡的读写加密验证程序 已通过(c51 microcontroller sle4442 card reader encrypted authentication procedure has been adopted)

说明：  基于飞思卡尔DG128的方波，适合学生学习(Based on Freescale DG128 square wave, suitable for students)

基于STM32的室内温度控制系统设计含pcb短路图原理图完整文档(STM32 u6700 u5C0F u7CFB u7EDFpcb u548C u539F u7406 u56FE u5C01 u88C5 u5E93)

电协开发板 C51单片机程序，用于实现单片机的流水灯输出(Electric Association C51 microcontroller development board procedures for the realization of single-chip light water output)

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.)

汽车尾灯控制程序，包括左右转向灯，刹车灯，应急灯，(Taillights control procedures, including the left and right turn signals, brake lights, emergency lights,)

modbus通信程序,可用组态软件的驱动程序开发(modbus communication program, available configuration software driver development)

avr单片机通过RS485在线程序升级，编译环境IAR,上位机程序使用VC6.0编写。(AVR microcontroller through the RS485 online upgrade program, the compiler environment IAR, the host computer program written in VC6.0.)