PWM

AT89C52单片机与VB串行通信的实现实现vb(AT89C52 microcontroller with VB serial communication to achieve vb)

用c语音编写的超声波测距的源代码，可以实现超声波测距的界面c语言编程(C speech prepared by ultrasonic distance of the source code, you can achieve ultrasonic distance c programming language interface)

可以用的飞思卡尔智能车测试程序，非常不错的(Freescale smart car test procedures can be used, very good)

Tinyos系统实用测试调试代码，用于Tinyos串口之间的测试，LED测试(Tinyos practical test system debugging code for testing serial Tinyos between, LED test)

51单片机 一个定时器产生4路PWM控制4个舵机(51 single timer generates a PWM control 4 4 servos)

国内专业手机生产厂商PCBA验收检验标准！！！(Professional mobile phone manufacturer PCBA test)

用于数模转换的c语言程序设计，基于ADc0809(For digital-analog conversion c language program design, based on the ADc0809)

介绍了用74HC595驱动LED显示的程序，用汇编编的(introduces the Bit LED Display Driver procedures used in the compilation series)

凌阳16位单片机C语言程序设计，入门教学，快速学习凌阳程序设计(Sunplus 16-bit microcontroller C programming language, tutorial, fast learning program design Sunplus )

说明：  四位共阴数码管显示实验（段选＋位选）代码 适用于STM32F103单片机(Four common negative digital display experiment (segment selection + bit selection) Suitable for STM32F103 MCU)