QT-C++ 开发资深工程师

¥ 1800

¥ 1800 猿急送 Technology & Programming China
5 hour ago

Description

1. 产品已经有了开发，基于QT开发的上位机。但是modbus 通信时间久了出问题。 2. 希望能找到一位经验丰富 对modbus TCP RTU 调试丰富的工程师。 ＱＴ编译好的ＡＲＭ程序，下载到飞凌的ＦＣＵ１１０３（Ｌｉｎｕｘ　４．＊版本），２个ｍｏｄｂｕｓ　ＲＴＵ接口，一个采集数据，一个控制继电器。一开始没问题，时间久了（若干天后），Ｍｏｄｂｕｓ通信断，提示　ｄｅｖｉｃｅ　ｎｏｔ　ｃｏｎｎｎｅｃｔｅｄ．　 转换到Intel 架构上Windows 7 （台湾的IEi工控机），对接的采集控制模块是万可得（1个16DO，1个8路AI），跑2个同样的程序，2个client:

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