Atmel_mp3_USB

自己动手用C语言编写的火车票订票系统，很适合C语言初学者学习和交流(Yourself C language ticket booking system, it is suitable for beginners to learn C language and communication)

本文介绍一种利用单片机本身所提供的串行通讯口，采用自定义串行通信协议，加上总线驱动器如MAX481、MAX483、MAX485、MAX487等组合成简单的RS－485通讯网络，完成单片机间的多机通讯。(This article describes a serial communication port provided by the microcontroller itself, the custom serial communication protocols, coupled with the bus driver, such as the MAX481, MAX483, MAX485, MAX487, combined into a simple RS-485 communication network, complete single-chip between themulti-machine communication. )

买的一块开发板的开发文档、原理图还有PCB板，并且附有PCI9054的驱动程序及上位机测试应用程序，调试时需要安装Windriver。(Development board to buy a piece of the development of documents, there are PCB board schematics, and with the PCI9054 PC drivers and test applications, when the need to install debug Windriver.)

PLC与51单片机通讯示例程序(单片机程序)(PLC and 51 single-chip communication sample programs (MCU program))

STC15单片机驱动LCD12864，并且是使用串口通信协议，节约IO口，亲测可用(STC15 microcontroller driven LCD12864, and you are using serial communication protocol, save IO ports, pro-test available)

RTD2660 RTD2660H 源码 可点TTL LVDS屏 可做AV VGA DVI HDMI接口(RTD2660 RTD2660H source point TTL LVDS screen can do the AV VGA DVI HDMI Interface)

8051/8096/8099/8048单片机汇编工具、 汇编语言、摩托罗拉m68HC11、m680x0系列汇编语言、inter8051单 片机汇编语言、dos未公开的秘密、windows进程控制、图形编程、 创新32位声开发、视频实例(8051/8096/8099/8048 SCM tools, Assembly language, Motorola m68HC11, m680x0 series of assembly language, inter8051 single Machine assembly language, dos not an open secret, windows process control, graphical programming, Innovative 32-bit sound, video examples)

stm32F410X PCA例程，Stm32F410x很好的学习资料(Stm32F410X PCA routines, stm32F410X very good learning material )

一个简单的小车单片机C语言控制，适合初学者(A simple car microcontroller C language control, suitable for beginners)

说明：  该源码实现51单片机之间符合modbus通信协议的通信(This code can achieve communications between MCS51 by modbus protocol. )