非常详细的CAN 总线原理和应用的资料，着重介绍了CAN2.0规范，CAN控制器芯片，51系列单片机CAN总线，驱动器及应用，智能CAN节点的实现。-CAN bus network introduction and application. Detailed CAN network structure,the relationship between netwrok technology and Field bus application, the concept of both, detail