成都盤灃科技汽車電子開發(fā)之二
汽車CAN總線方案提供商_汽車CAN總線實驗教學系統(tǒng)_CAN總線仿真開發(fā)工具
成都盤灃科技汽車電子開發(fā)之二:
繼續(xù)*一講的內容,根據(jù)汽車電子整車網(wǎng)絡開發(fā)流程*一步網(wǎng)絡規(guī)定與協(xié)議制定,我們應該如果建立的一套完整CAN網(wǎng)絡通信規(guī)則和協(xié)議呢?
首先,我們應該要學習如下汽車行業(yè)規(guī)范。
1、CAN總線通信標準:
ISO 11898-1 Road Vehicle - Controller Area Network (CAN) - Part 1: Data link layerand physical signalling;
ISO 11898-2 Road Vehicle - Controller Area Network (CAN) - Part 2: High-speed medium access unit;
SAE J2284-1 High-Speed CAN (HSC) for Vehicle Applications at 125 KBPS;
SAE J2284-3 High-Speed CAN (HSC) for Vehicle Applications at 500 KBPS。
2、CAN總線診斷標準:
ISO 15765-1 Road vehicles - Diagnostics on Controller Area Networks (CAN) - Part 1:General information;
ISO 15765-2 Road vehicles - Diagnostics on Controller Area Networks (CAN) - Part 2:Network layer services;
ISO 15765-3 Road vehicles - Diagnostics on Controller Area Networks (CAN) - Part 3:Implementation of unified diagnostic services (UDS on CAN);
ISO 14229-1 Road vehicles - Unified diagnostic services (UDS) - Part 1: Specification and requirements;
ISO 15031-6 Road vehicles - Communication between vehicle and external equipment for emission-related diagnostics - Part 6: Diagnostic trouble code definitions。
3、CAN總線應用層:
具體的請參考就J1939相關協(xié)議,根據(jù)具體的車型,是由主機廠采用相關修改具體協(xié)議來設計。
明天我們將會,根據(jù)具體的協(xié)議內容作參考案例講解。
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