To reproduce:
- Add event handler to DataReceived event of Serial class
_serialPort.Configure(115200, Gadgeteer.Interfaces.Serial.SerialParity.None,
Gadgeteer.Interfaces.Serial.SerialStopBits.One, 8);
_serialPort.SerialLine.Open();
_serialPort.SerialLine.DataReceived += handleReceivedData;
private void handleReceivedData(Gadgeteer.Interfaces.Serial sender, SerialData data)
{
return;
}
-
Write 1 byte to serial port from PC side - the handleReceivedData event handler is being triggered on Fez
-
One more time, write 1 byte to serial port from PC side - the handleReceivedData event handler doesn’t trigger
Successive writing to serial port does not trigger event handler - serial communication hangs. Issue does not reproduce when at least one byte is being read in event handler.
My configuration:
Fez Spider
HalSystemInfo.halVersion: 4.2.0.0
ClrInfo.clrVersion: 4.2.0.0
ClrInfo.targetFrameworkVersion: 4.2.0.0
SolutionReleaseInfo.solutionVersion: 4.2.11.2
SoftwareVersion.BuildDate: Jan 27 2014
SoftwareVersion.CompilerVersion: 410713