LIS3DH

单片机一线通讯,控制4个数码管显示.里面有汇编和C语言源码(Single-chip front-line communications, control 4 digital display. There are assembly and C language source code)

上位机，与51单片机进行通信，将从单片机发送过来获得的信息显示在显示界面上。(PC, with 51 single-chip communication, sent from the information obtained from the microcontroller is displayed on the display screen.)

OLED0.91显示的USB电压电流表程序，方便测试USB的电压电流情况(OLED 0.91 shows the USB voltage meter program to facilitate the test voltage and current situation of USB)

IA4421接收程序,MSP430FE425为接收器，(IA4421RECEIVE)

STC单片机IO口模拟RS232测试程序,Keil Cx51应用开发技术中的程序主要的功能是在利用串口调试工具发送一个8bit的数据，而后单片机接收后把这个数据发送给模拟串口(STC Single-chip analog IO port RS232 test procedures, Keil Cx51 technology application development process is essentially the function is in the use of serial debug tools send an 8bit data, and then after the single-chip receive the data sent to the simulation of serial)

nRF24Z1的AVR程序，要了半天才要到的，吐血传上来，希望对大家有用！！做2.4G无线语音的可以参考！！(nRF24Z1 of AVR procedures, only half a day to go to, and vomiting blood transmission up, we want to be useful! ! 2.4G wireless voice can make reference! !)

1.通过本例程了解并掌握AD-DA转换芯片的基本原理和使用 * 2.了解掌握I2C总线接口的工作原理及一般编程方法。(Through this routine to understand and master the basic principles of the AD-DA conversion chip and use** 2. Understand the works of master I2C bus interface and general programming methods.)

泛型例题源代码，个人编写，可以提供给初学者参考参考(A generic sample source code, individual writing, can provide reference for beginners reference )

IC卡读卡器整套，资料非常难得的一款非接触式IC卡（Mifare卡）读卡器的整套代码，包括C语言代码以及电路板PCB制作文件等！(IC card reader package. information is one of the rare non-contact IC card (Mifare card) reader to the package code, including C language code and PCB circuit boards produced documents!)

利用stc89c52,at24c02以及按键和lcd1602做的电子密码锁，可以自己修改密码并有错误提示。用了很长时间做出来的。(Use stc89c52, at24c02 and the buttons and lcd1602 do electronic code lock, can modify their own password and an error message. Took a long time to do it.)