51单片机模拟串口SPI方式接收和发送数据

流水灯,用于熟悉了解单片机,初次上手的人用-Water lights, used to become familiar with single-chip, first-to-use with

介绍了液晶显示模块基本原理及其技术特性，与单片机的进行接口的具体电路，同时给出了其编程方法和程序代码．-Introduced the basic principles of liquid crystal display module and its technical characteristics, and MCU interface to the specific circuit, at the same time gives the methods and procedures of its programming code.

毕业 交通灯 有电路图和程序 都是正确得-Graduation traffic lights are too schematic and procedures are correct

串口通讯 实现F330串口初始化.对看门狗,等的设置 以及检测单片机的各管脚的好坏-Serial communication serial port initialization realize F330. Of watchdog, and other settings as well as the detection of single-chip microcomputer of the pin and the bad

keil c6.20c 直接嵌入汇编的方法-Keil c6.20c embed compilation methods

键盘扫描及返回相关数据,只是读键盘与功能实现的一个接口函数

usb1.1开发代码 usb1.1开发代码-usb1.1

HT1621的C51版C语言驱动-HT1621 C51 version of the C language drive

demo程序及开发板-demo procedures and development board

PWM应用程序编写方法实例，对于初学者较为使用-PWM application example of the preparation method, for beginners to use more