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avrdude: Fix serial I/O timeout on Windows

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bubnikv 2018-05-21 14:33:48 +02:00 • committed by Vojtech Kral
parent 4723a99b15
commit 4f4649d046
1 changed files with 4 additions and 2 deletions
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6
xs/src/avrdude/ser_win32.c
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@ -90,8 +90,10 @@ static BOOL serial_w32SetTimeOut(HANDLE hComPort, DWORD timeout) // in ms
{ {
COMMTIMEOUTS ctmo; COMMTIMEOUTS ctmo;
ZeroMemory (&ctmo, sizeof(COMMTIMEOUTS)); ZeroMemory (&ctmo, sizeof(COMMTIMEOUTS));
ctmo.ReadIntervalTimeout = timeout; // Don't use the two other two values, set them to zero. This way a constant timeout is used
ctmo.ReadTotalTimeoutMultiplier = timeout; // for the following reads.
// ctmo.ReadIntervalTimeout = timeout;
// ctmo.ReadTotalTimeoutMultiplier = timeout;
ctmo.ReadTotalTimeoutConstant = timeout; ctmo.ReadTotalTimeoutConstant = timeout;
return SetCommTimeouts(hComPort, &ctmo); return SetCommTimeouts(hComPort, &ctmo);