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Remove a number of extui instructions

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Using a uint8_t for the loop counter resulted
in a number of 8-bit extract (extui) instructions.
Using a uint32_t prevents this.
This commit is contained in:
Richard Allen 2017-06-03 00:55:36 -05:00 committed by Ivan Grokhotkov
parent 00815f2db4
commit 40c159fcf5
1 changed files with 1 additions and 1 deletions
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libraries/SPI/SPI.cpp
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@ -400,7 +400,7 @@ void SPIClass::writeBytes_(uint8_t * data, uint8_t size) {
uint32_t * fifoPtr = (uint32_t*)&SPI1W0;
uint32_t * dataPtr = (uint32_t*) data;
uint8_t dataSize = ((size + 3) / 4);
uint32_t dataSize = ((size + 3) / 4);
while(dataSize--) {
*fifoPtr = *dataPtr;