某特种车辆的国产MCU上电时IO输出口失控问题分析  

Analysis of IO Output Loss During Power on of Domestic MCU in a Certain Special Vehicle

作　　者：蔡小红 付华芳 杨威 CAI Xiaohong;FU Huafang;YANG Wei(Dongfeng Off-road Vehicle Co.,Ltd.,Wuhan 430056,China)

机构地区：[1]东风越野车有限公司,湖北武汉430056

出　　处：《汽车电器》2024年第1期62-65,共4页Auto Electric Parts

摘　　要：越野特种车辆关键核心电子元器件需要实现自主可控,需在满足国产化要求的同时也能满足一些特殊低温环境下的使用要求。文章针对某特种车辆车身控制器的国产MCU上电时IO口失控问题进行分析与试验验证,为解决车身控制器功能的不稳定性问题提供一些参考。The key core electronic components of off-road special vehicles need to achieve autonomous control,which can meet the requirements of localization and also meet some special low-temperature environment usage requirements.The article analyzes and experimentally verifies the issue of IO port out of control when the domestic MCU of a certain special vehicle body controller is powered on,providing some reference for solving the instability problem of the body controller function.

关 键 词：越野特种车辆 国产MCU IO口失控 低温 

分 类 号：U463.6[机械工程—车辆工程]