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SPI: writePattern() should not call setDataBits(0) #8636

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Merged
merged 2 commits into from
Jul 27, 2022
Merged

SPI: writePattern() should not call setDataBits(0) #8636

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c3cd83b
SPI: writePattern() should not call setDataBits(0)
mcspr Jul 14, 2022
6f93e54
Merge branch 'master' into mcspr-patch-1
d-a-v Jul 27, 2022
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8 changes: 5 additions & 3 deletions libraries/SPI/SPI.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -515,9 +515,11 @@ void SPIClass::writePattern(const uint8_t * data, uint8_t size, uint32_t repeat)
}
}
//End orig
setDataBits(repeatRem * 8);
SPI1CMD |= SPIBUSY;
while(SPI1CMD & SPIBUSY) {}
if (repeatRem) {
setDataBits(repeatRem * 8);
SPI1CMD |= SPIBUSY;
while(SPI1CMD & SPIBUSY) {}
}

SPI1U = SPIUMOSI | SPIUDUPLEX | SPIUSSE;
}
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