基于PC104总线CAN通讯卡的设计

Design Of CAN Communication Card Based On PC104 Bus

本文介绍了一种以Philips公司生产的SJA1000 CAN控制器为核心,基于PC104总线的CAN2.0通讯卡的开发。并详细分析了该通讯卡的硬件结构和软件开发使用。该通讯卡实现了CAN2.0通讯协议的所有功能,并且各方面的性能都有了很大的提高,尤其是在错误处理、超载能力以及接收滤波等方面。

This article introduces the development of a CAN2.0 communication card based on PC104 Bus with core of SJA1000 CAN controller from Philips Semiconductors, and analyzes its hardware structure and software design in detail. This communication card supports the CAN2.0 protocol, and greatly improves performance of all sides, especially in error processing, overload ability and acceptance filter and so on.