Details
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Bug
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Resolution: Fixed
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P1: Critical
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None
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5.12.5
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None
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Qt Creator 4.10.0
Description
"Modbus Master example" and "Modbus Slave example" in serial port not working.
monitoring serial port but only first time send requst.
windows 7 64bit
MinGW 32bit
qt 5.12.4 : working
qt 5.12.5 : not working
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update:
find :
write function in QSerialPort Qt 5.12.4 without waitForBytesWritten, write data but in Qt 5.12.5 dont write data.
in file qmodbusrtuserialmaster_p.h ( https://code.qt.io/cgit/qt/qtserialbus.git/tree/src/serialbus/qmodbusrtuserialmaster_p.h?h=5.12.5 )after line 308 must be write
m_serialPort->waitForBytesWriten();