SPI: remove SPI_LOCK_ON to allow switching 8/16 bit mode

pennam · pennam · commit 97235e3d5ca2 · 2025-12-19T12:58:22.000+01:00
diff --git a/libraries/SPI/SPI.cpp b/libraries/SPI/SPI.cpp
@@ -56,7 +56,7 @@ void arduino::ZephyrSPI::notUsingInterrupt(int interruptNumber) {
 }
 
 void arduino::ZephyrSPI::beginTransaction(SPISettings settings) {
-	mode = SPI_HOLD_ON_CS | SPI_LOCK_ON;
+	mode = SPI_HOLD_ON_CS;
 
 	// Set bus mode
 	switch (settings.getBusMode()) {

Original file line number	Diff line number	Diff line change
`@@ -56,7 +56,7 @@ void arduino::ZephyrSPI::notUsingInterrupt(int interruptNumber) {`
`56`	`56`	`}`
`57`	`57`
`58`	`58`	`void arduino::ZephyrSPI::beginTransaction(SPISettings settings) {`
`59`		`- mode = SPI_HOLD_ON_CS \| SPI_LOCK_ON;`
	`59`	`+ mode = SPI_HOLD_ON_CS;`
`60`	`60`
`61`	`61`	`// Set bus mode`
`62`	`62`	`switch (settings.getBusMode()) {`