高速12位AD芯片.AD7887.读写芯片和AD数据C代码.

如何使用USB总线接口在单片机系统中实现一个虚拟串口的原理和实现过程。在设计中，软件部分采用USB的CDC类标准来实现虚拟串口，这样可以使用操作系统（Windows,Linux）自带的驱动程序；在硬件设计中，使用自带USB从设备接口的AT89C5131单片机，提高了系统的集成度和可靠性-How to use the USB bus interface in single-chip realization of a virtual serial port system, the principle and implementation process. In the design, the software part of the adoption of USB-CDC class standards to achieve a virtual serial port, so you can use the operating system (Windows, Linux) comes with the driver in hardware design, the use of own USB interface from the device chip AT89C5131 machine, to improve the system integration and reliability of

MAX7219用于键盘控制和led控制的专用芯片，对于初学者有很大的帮助。-MAX7219 uses in the keyboard control and the led control special-purpose chip, has the very big help regarding the beginner.

数控直流稳压电源，单片机实现直流数控稳压电源,可调电压为0-12伏,步进为0.1伏

一个PIC的demo程序包，供给初学PIC者快速上手的资料-a demo package, the supply of learning PIC were unfamiliar information

pic16f877实现spi功能和isd1790语音芯片的通信-pic16f877realise spi function和isd1790sound chip comunitions

Keil C51使用详解,WORD格式,教你学习Keil C51-Keil C51 use Xiangjie, WORD format, to teach you to learn Keil C51

单片机视频教程，大学本科计算机专业必修，主要介绍单片机原理，接口，结构-SCM video guide, a college computer professional compulsory, introduced SCM principles and interface structure

这是一个12864的汉字显示程序，是用C语言写的，是一个三级菜单。zhanggang-This is a 12864 Chinese characters display program, is written in C language, is a three-tier menu. zhanggang

该软件是一个温度测量软件.并且可以直接生成二进制代码写入单片机中,不需再改动,即可以和计算机进行通信,是学习和参考的好资料.-The software is a temperature measurement software. And can directly generate binary code into SCM, no need for further changes that can and computer communications, and learning is a good reference information.

监控PS2的按键信息，是否有键按下是否为要监控的值。是则激活，不是则继续。-PS2 monitor key information, whether there is any key press if the point is to monitor the value. Is then activated, not continued.