dmx232_250

一种简单的心率测量系统设计，能显示并进行上下限报警(A simple heart rate measurement system design, and upper and lower alarm)

基于MSP430的LCD1602驱动程序，该程序只用到了4根传输线，里面有写好了的h文件和c文件，添加到工程即可运用。(Based on LCD1602 MSP430 driver, the program only to 4 root transmission line, and there are written the h files and c file, adding to the engineering can be used.)

at89c2051利用74ls164 驱动 共阳极数码管(74ls164 driver to use a total of at89c2051 digital tube anode)

单片机 8051 C语言 温度传感器DS18B20(SCM 8051 C language temperature sensor DS18B20)

海风记工表 一个叫完整的程序源码 包含很多技巧 适合初学者学习.(Sea Breeze your working table called complete program source code contains a lot of tips for beginners to learn.)

编写的飞思卡尔的sd卡读写程序，可以完成对sd卡的扇区读写，效率高，执行速度快(Writing the freescale sd card reading and writing program, can complete the sd card to the sector, speaking, reading and writing, high efficiency, the execution speed)

液晶显示屏OCMG源程序代码，采用的方式为串口驱动。(LCD OCMG source code, the approach for the serial port driver.)

基于PLC的控制楼层的电梯系统，是毕业论文哦，希望对你有帮助！单片机学习：http://www.emcuc.com(Floor elevator control system based on PLC, is the thesis Oh, you want to help! SCM learning: http://www.emcuc.com)

以c51单片机为核心，利用1760芯片进行语音报时，51单片机控制(With c51 microcontroller core, the use of 1760 chip for voice timekeeping, 51 MCU control)

stm32下跑通usb外设，编译环境基于keil(stm32 next run through usb peripherals, based on keil compiler environment)