基于51单片机实现UART通信 SPI通信 和IIC通信

ADI公司，型号为ADuC814的单片机的I2C总线通讯程序源码，含MASTER和SLAVE两种方式-ADI, model for the SCM ADuC814 I2C bus communication program source code, including the MASTER and SLAVE two ways

单片机DA转换源码，在串口调试助手下可以查看发送到串口的转换结果，波特率设置为2400 -Singlechip DA conversion source, in the serial debugging assistant can view the sent to serial conversion results, the baud rate is set to 2400

经过一段时间的使用，上次的硬盘MP3播放器增加了USB下载文件功能； 汉字LCD显示功能；子文件夹功能等。并对软件做了一些修改。并将 硬件电路图画出来了。由于做得仓促，难免有不妥之处，请大家谅解， 欢迎指出错误。谢谢。-After a period of use, the last of the hard disk MP3 player, an increase of USB download files function characters LCD display Subfolders functions. And the software to do some modifications. Hardware circuit and the pictures came out. As a result of doing a rush, inevitably something wrong with the U.S. understanding, please welcome to point out the error.谢谢.

有关网络接口芯片RTL8019As论文，有助于这方面的开放-The network interface chip RTL8019As papers, help in this regard open

自己做的一个小玩意基于步进电机的横切机液晶显示-Their own gadgets to do a cross-section based on the stepper motor drive LCD

Uart串口自发送程序,单片机自动给上位机传送数据-Usart auto send data

在MSP430下操作IC卡以及FLASH以及ADS1242-operate under the MSP430 IC cards and FLASH and ADS1242

C51单片机实现红外探测 可以探测是否有障碍物及入侵者 数据通过串口格式化 38 KHZ载波-C51 MCU infrared detectors can detect whether there are any obstacles and invaders through serial data format 38 kHz carrier

常用数据库包（pcb）组件。。。。。。。。。。。。。。。。。。

胜华 LCD 2.8寸,配NT7787的显示驱动程序源代码.-Wintek LCD 2.8 inch display with NT7787 driver source code.