01.08.2017, 07:34
mb:connect() will return nil plus error message when connection cannot be established. If it breaks afterwards then all read/write calls will act the same.
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Modbus TCP connection status
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Modbus TCP connection status - by leonidas - 01.08.2017, 07:05
RE: Modbus TCP connection status - by admin - 01.08.2017, 07:34
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