atmel公司的at89c51-52的中文资料.-atmel company at89c51-52 bilingual.

基于单片机AT89C51，时钟芯片DS1302.温度测量电路DS18B20，显示电路LCD1602，仿真-Based on SCM AT89C51, clock chip DS1302. Temperature measurement circuit DS18B20, display circuit LCD1602, simulation

Programmable Digital Clock with Alarm Processor: Atmel AT89C51 Microcontroller (Compatible With MCS-51) Timekeeper: DS1307 I2C Serial Timekeeper IC Display: 16 characters x 2 lines LCD Author: Aslam Ali

本文介绍了一种基于USB总线的数据采集系统的设计方法，采用PHILIPS公司的USB接口芯片PDIUSBD12与单片机AT89C51进行通信，并和PC机通信而编制出友善的设备应用程序。-this article presents a particular descr iption of the design and development of a data collection system based on USB.single chip programs the fireware to t