Fix a few recent (STM32F1 DOGM, SPI) warnings (#14669)

2019-07-20 08:54:02 +02:00
parent 39e1726498
commit 977cfa4494
6 changed files with 23 additions and 30 deletions
--- a/Marlin/src/HAL/HAL_STM32F1/HAL_spi_STM32F1.cpp
+++ b/Marlin/src/HAL/HAL_STM32F1/HAL_spi_STM32F1.cpp
@@ -104,7 +104,7 @@ void spiInit(uint8_t spiRate) {
 * @details
 */
 uint8_t spiRec(void) {
-  uint8_t returnByte = SPI.transfer(0xFF);
+  uint8_t returnByte = SPI.transfer(ff);
  return returnByte;
 }