DoubledImplement2

说明：  基于STM32F407的超声波模块测距，增量式编码器（1/30减速比）实时测速，PWM输出控制直流单机，并通过OLED显示实时数据，同时也通过串口打印(Based on STM32F407 ultrasonic module ranging, incremental encoder (1/30 deceleration ratio) real-time speed measurement, PWM output control DC single machine, and display real-time data through OLED, but also through serial port printing.)

C8051F31X单片机开发板上的实例代码。包括C程序和汇编代码。(C8051F31X microcontroller development board examples of code. Including procedures and compile C code.)

tinyos nesc 多跳泛洪路由协议(tinyos nesc multi-hop flooding protocol)

这是avr单片机pwm输出程序，是电机控制不可缺少的，也是控制类里面比较重要的程序，好好学习一下吧(This is the avr microcontroller pwm output process, motor control is indispensable, and it is more important to control the class inside the program, learn about it)

nRF24L01点对点跳频技术应用,关于射频2.4G无线通信的应用(nRF24L01 point hopping technology applications)

pn532开发的单片机源代码，作为开发NFC的试验用,可读写ISO14443-A/B协议的射频卡和felica以及宝石卡(pn532 developed microcontroller source code, as the development of NFC test, can read and write ISO14443-A/B protocol and RF cards and jewel card felica)

基于飞思卡尔XS128的PIT定时的小例子。(Small example of the Freescale XS128 PIT timing. .)

诺基亚5110LCD&PCD8544IC编程，包括Datasheet、驱动程序例子和应用等等。(Nokia 5110 LCD & PCD8544IC programming, including Datasheet, driver examples and application and so on.)

APD，雪崩放大器。可以将光信号转变成电信号，用于光通信解调当中(APD, avalanche amplifier. Optical signals can be converted into electrical signals for optical communication demodulation.)

C51单片机8位LED左移显示变化数字实验例程(C51 single-chip 8-bit LED digital test routines left show changes)