vfd21-080206_simplified

超声波测距，测量精度为1cm，可以使机器人安全避障。(Ultrasonic distance measurement accuracy of 1cm, can make the robot obstacle avoidance safety.)

说明：  用来驱动DDS芯片AD9956，使其合成频率信号。针对AD9956的优良特性，实现频率和相位的控制。(It is used to drive DDS chip AD9956 to synthesize frequency signal. Aiming at the excellent characteristics of AD9956, frequency and phase control is realized.)

这是430的一个LCD的驱动程序，对于430的学习有很好的帮助。(This is a 430 LCD driver, have very good help for 430.)

这段代码包括了基于STM32对简单小车的循迹壁障以及L298N的驱动。并对其中关键部分进行了注释。(This code includes a simple car-based STM32 tracking barrier and L298N driver. And one of the key parts of the notes.)

HT1621汇编显示驱动，包含显示初始化，字节读写，蜂鸣驱动，程序经过验证，已产品化多年的程序稳定运行工作。(HT1621 Series display drivers, including display initialization, bytes read and write, buzz-driven, proven procedures, the procedures have been products of years of stable operation of the work.)

直流斩波电路 boost chopper 仿真实现110v直流源到负载端220v的效果(DC boost chopper chopper circuit simulation 110v 220v DC source to the load side effect)

Arduino单片机开发笔记2-7,希望大家都看看(Arduino microcontroller development notes 2-7, we want everyone to see)

解析51单片机HEX文件的程序，生成二进制的内存文件。Craftor原创(A C program that can analysis HEX file and convert it into a binary file. By Craftor)

说明：  拾球小车，遥控小车PWM调速，4舵机4麦克纳姆轮，HC06与手机遥控(Pick up the ball car, remote control car PWM speed regulation, 4 steering gear 4 McNam wheel, HC06 and mobile phone remote control)

说明：  用LCD12864与51单片机组成的示波器(Oscilloscope Composed of LCD12864 and 51 Single Chip Microcomputer)