ds时钟芯片编程 对ds时钟芯片进行设置时间，读取时间等的操作...

USB程序源代码,包括PC端和单片机端.USB控制芯片为PIDUSBD12.-USB source code, including the PC client and single-chip client. USB controller chip for PIDUSBD12.

W3100是WIZnet公司专门为以太网互联和嵌入式设备推出的硬件TCP／IP协议栈芯片，其硬件TCP／IP协议栈包含了TCP、UDP、IP、ARP和ICMP协议，这是他的indirect模式的原码-WIZnet W3100 is designed for the Internet and Embedded Ethernet equipment introduced hardware TCP/IP protocol stack chips, and hardware TCP/IP protocol stack includes TCP, UDP, IP, ICMP and ARP agreement, it is his indirect model of the original code

* 功能：运行RTC进行计时，将所时间值不断的通过串口向上位机发送，并把秒的值输出数码管D1 * 上显示。上位机运行EasyARM软件，在串口发送/接收窗口观察。 * 说明：* 通讯波特率115200，8位数据位，1位停止位，无奇偶校验。-* Function: RTC to run for a time, the time value will be constant upward through the serial-bit machine to send, and seconds values D1* output digital tube display. PC running EasyARM software serial port to send/receive window of observation.* Description:* 115200,8 bit baud rate of communication data bits, 1 stop bit, no parity.

AVR系列单片机AD转换程序，适用于atmega8,atmega16,atmega128.-AVR microcontroller series AD converter applies to atmega8, atmega16. atmega128.

AT89C2051为电动车充电器装加控制器-AT89C2051 equipment for electric vehicle charger controller add

FreeRTOS，这个比 Real Time Linux 和 eCos 更小的实时操作系统，并且你也不用为这两个大的操作系统弄得头大了。FreeRTOS是一个非常小的实时操作系统，它包含有一个实时的内核及一个内核调制程序。它支持的单片机有 Philips ARM7, TI MSP430, Renesas (Hitachi) H8/S, Atmel AVR, Motorola/Freescale HCS12, Motorola/Freescale ColdFire, 及其他8051的单片机--FreeRTOS, an OS smaller than Real Time Linux and eCos. It is a very small real time operating system. It includes a real time kernel and a kernel configuration program.Its supported SCMs include Philips ARM7, TI MSP430, Renesas (Hitachi) H8/S, Atmel AVR, Motorola/Freescale HCS12, Motorola/Freescale ColdFire, and other 8051 SCMs.

此源码利用单片机实现以太网接口，实现方法简单，实用。-use of this source MCU Ethernet interface method is simple and practical.

用VC++实现与上位机通信的几种方法，主要有Windows API通信函数方法-comunication

此程序为调试通过的程序，带有I2C总线功能的程序.-this procedure through the debugging process, with I2C bus function procedures.

一款基于C51系列的红外参考代码，学习的力量-A Based on the C51 series of infrared reference code, learning the power of