超声波测距 利用 送接受的时间 差计算得到距离

AT89C2051驱动步进电机的电路和源码(用keilC51)-AT89C2051 stepper motor drive circuits and source code (using keilC51)

Atmel arm7有关USB应用的实例,可在IAR上面直接运行-Atmel arm7 Examples of applications on the USB can be run directly above in the IAR

s3c44b0x和ch375读写U盘程序-s3c44b0x ch375 and U disk read and write procedures

也用到了温度PID控制,和我门的不同是采用D/A输出控制量的.主要由温度采样--->温度滤波子程序--->温度线性化----->温度设定值等模块组成.-also uses a PID temperature control, and my door is different D/A output volume control. By sampling temperature--- gt; Temperature filter subroutine-- gt; Temperature linear----- gt; The temperature setpoint and other modules .

抽水机程序，采用HT46R47 可自动检测水压，流水，水满等情况来判断电机是否运行；-Pump procedures HT46R47 automatically detects the water pressure, water, water filled motor, etc. to determine whether the operation

利用mega16自带的AD进行电压测量.测量范围0~5V.-Mega16 own use of the AD for voltage measurement. Measuring Range 0 ~ 5V.

8051+ds 1307电话

基于单片机定时器的数字钟-动态扫描. C元码-hongwaiyuanmachenxu

完整的电动车防盗报警器源码，单片机：EMC78P153S，源码注释清晰-Complete electric vehicle anti-theft alarm source, Microcontroller: EMC78P153S, Notes of a clear source

非常好用的大容量EEPROM存储器，带2线或3线SPI接口，带128字节高速缓存。-very handy, large capacity EEPROM memory, with two lines or three-wire SPI interface, with 128 byte cache.