基于can总线的数据传输，自测试程序。SJA1000＋89S52＋PCA82C250。

The purpose of this project is a simple and easy to use USB <> CAN bus interface. Heart of the circuit is an Atmel AVR ATmega162 microcontroller which controls the Communication between FTDI FT245BM USB to parallel converter and Philips

该智能小区安防系统运用了AT89C51单片机、四种报警传感器、模数转换ADC0809、CAN总线控制器SJA1000和CAN总线收发器PCA82C250。-The security system of intelligent community using AT89C51 microcontroller, four alarm sensor, analog to digital converter ADC0809 and CAN bus controller SJA1000 and CAN bu