可以在电脑上实现，可以实现总线连接。用89C51单片机和SJA1000芯片有限..

用CY7c6300驱动LED的源程序,经过验证,绝对能用P0口LED到VCC就可以.-with CY7c6300 drive LED source, proven, I absolutely can use P0 LED VCC to be.

ATT7026汇编语言读写程序，原理图，可以直接做成三相电表。-ATT7026 assembly language literacy procedures, drawings, and can directly create three-phase transformer.

51系列单片机实验课程：串口 （通过计算机与试验箱相连，互相收发信息）-51 Series single-chip experimental curriculum: serial (through the computer and the chamber connected to each other to send and receive information)

yong 89s52 zhizuo de lanqiu jifenpai,yong KEIL he PROTUES da kai.-A basketball score counter sysrem ,use 89s52 as mcu.

arm lpc2132 driver for GPIO_Leds8

本程序是射频芯片nRF24L01单片机C51编程的通信主程序-RF_communication

这个范例说明如何使用8051 的Port 1连接到四颗七段显示器，PORT 0的低4位分别控制这四颗共阳七段显示器，让四颗共阳七段显示器使用扫描的方式轮流-This example shows how to use the 8051 Port 1 connected to four seven-segment display, PORT 0, low 4, respectively to control the total of four seven-segment display yang, so that a total of four seven-segment display yang way of using the scan rotation

脉冲发生测试.此程序为AD9850（DDS）直接数字频率合成器C语言源码。用125M的有源晶振，频率无失真输出可达到40M。-Impulse test. This procedure for the AD9850 (DDS) Direct Digital Frequency Synthesizer C language source code. With 125M active crystal, the frequency output can be achieved without distortion 40M.

EM78P447中文手册，EM78P447是很常用的义隆单片机。-EM78P447 Chinese Manual, EM78P447 Elan is very commonly used in single-chip microcomputer.

最简单的TCP协议栈，只包括ICMP,ARP,TCP/IP等实用功能