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STMicroelectronics STV0913 satellite demodulator full datasheet.

STMF407驱动超声波传感器测距并将距离显示在LCD12864上(STMF407 drives ultrasonic sensors to range and display the distance on the LCD12864)

基于stm32单片机的pid算法电机控制，可实现pid算法控制电机转速。(PID algorithm motor control based on STM32 microcontroller can realize PID algorithm to control motor speed.)

基于freescale HCS08 MC9S08AW60单片机的KBI键盘中断显示模块(Display module based the freescale HCS08 MC9S08AW60 microcontroller KBI keyboard interrupt)

msp430的矩阵键盘，通过芯片7289来控制，可以试试，实测通过(fahdlgashgldasjglasjgasgjlklsdjk)

说明：  STC15W408AS单片机实现万年历，LCD12864液晶显示时间日期温湿度，支持农历显示，LCD绘图RAM显示大号字体时间，闹钟时间保存于DS1302芯片中，DHT11传感器实现温湿度显示，4位按键操作。(STC15W408AS Single Chip Microcomputer Implements the Millennium Calendar.)

ARM9嵌入式系统开发与实践（光盘）直流电机实验(DC motor experiment of of the ARM9 embedded systems development and practice (CD-ROM))

通过温度传感器获得温度值，并设定温度值，在温度值大于设定值时，单片机驱动风扇，降温。(The temperature value is obtained by temperature sensor, and the temperature value is set. When the temperature value is greater than the set value, the single chip computer drives the fan to cool down.)

完成示波器最基本的功能，包括增益的设置，时基的设置，波形的显示，获取波形的频率周期(Complete the basic functions of the oscilloscope, including gain setting, time base setting, waveform display, and obtain the frequency cycle of the waveform.)

说明：  实现串口1接受发送功能,接受和发送的波特率均为115200.使用多种接受发送模式，有自定义函数接受发送，有映射到C语言的printf发送数据，和scanf函数的映射接受字符串的功能。(make the usart1 work in stm32f103zet6,the program can make the urat receive the data at the boudrate 115200 ,send the data use the "printf" in C lib.)