当按下开关SP1，AT89S51单片机产生“叮咚”声从P1.0端口输出到LM386，经过放大之后送入喇叭。 -When pressing the switch SP1, AT89S51 Single-chip a " ding dong" sound from the output port P1.0 to LM386, after amplification into speakers after.

通过AD0809将输入的模拟量转化为数字量， 通过调节电位器来改变模拟电压输入，通过数码管显示电压的变化-Through the AD0809 analog input into digital, By adjusting the potentiometer to change the analog voltage input, digital display voltage changes

由SPCE061A控制的74hc595的驱动程序,一般用于串转并-by SPCE061A 74hc595 control of the driver, generally for serial switch and

单片机动态内存分配代码,实现malloc.-Single-chip dynamic memory allocation code, realize malloc.

MEGA128三线驱动12864液晶 带汉字库的液晶任意地方 单行反白-MEGA128 three-lane drive with LCD 12864 LCD汉字库any local one-way anti-white

我下载了原有的文档，发现其中关于串口部分的波形缺失。我这份比较全。-I downloaded the original document, found on the serial port part of the waveform missing. I compared the whole.

单片机 关于遥控 AT89S51-microcontroller on the remote control AT89S51

在ARM7上调试通过的金鹏串行12864程序，内含ARM自带的实时时钟RTC，可直接在12864显示-In the ARM7 debug serial 12864 Jinpeng adopted procedures, including ARM s own real-time clock RTC, can be displayed directly on 12864

16位单片机xc164用于QH2001显示。-16 Singlechip XC164 for QH2001 show.

一个基于时钟芯片1302的单片机时钟。使用伟福的仿真器编译通过，同时写入单片机后的硬件电路也好使。-1302 based on the clock chip microcontroller clock. Wei-fu of the use of the compiler through the emulator, at the same time to write after the single-chip hardware circuitry or so.