数控调频发射器，很好用的哦，我写了好久的，不过大家要先有必要的电子元件哦。...

四位数码管显示的数码管用的51单片机的C语言时钟程序-Four digital display digital works 51 MCU clock C language program

FX2开发板程序下载C -FX2 development board downloads C

以

电话机的工作原理,有振铃电路,电话极性保护电路,还有双音多频发送接收电路-Telephone the working principle, has ringing circuit, Phone polarity protection circuit, as well as send DTMF receiver circuit

51单片机模拟解码2272程序，此方法较硬件解码要方便而且灵活性要强，可靠性也得到加强。-51 2272 microcontroller decoding process simulation, this method than hardware decoding to facilitate flexibility and stronger, Reliability has also been strengthened.

飞思卡尔xs128 PWM直流电机驱动-freescale xs128 PWM driver for DC-motor it s easy only for freshman!!!!

硬盘接口线的定义，作单片机的-line drive interface definition, look for SCM

常用PIC系列单片机速查表，有PIC的C系列，F系列以及HV系列等等,-PIC MCU速查表commonly used, have PIC C-Series, F Series and the HV series, etc.

16*16点阵，可能显示汉字，同时可以放出音乐-16*16

这是一个本人编写的程序，单片机89C52，主要是通过计量芯片ATT7028测量输入端的电压电流及电压电流间的各个夹角值，比较有用-This is the one I prepared procedures, 89C52 microcontroller, mainly through measuring chip ATT7028 measuring the input voltage and current, voltage and the current value of various angles, more useful