Fix bug in STM32F1 WRITE macro (#14275)

6 years ago · 26e7e33698
parent 04715e04ee
commit 26e7e33698
1 changed files with 1 additions and 1 deletions
--- a/Marlin/src/HAL/HAL_STM32F1/fastio_STM32F1.h
+++ b/Marlin/src/HAL/HAL_STM32F1/fastio_STM32F1.h
@ -30,7 +30,7 @@
 #include <libmaple/gpio.h>

 #define READ(IO)              (PIN_MAP[IO].gpio_device->regs->IDR & (1U << PIN_MAP[IO].gpio_bit) ? HIGH : LOW)
-#define WRITE(IO,V)           (PIN_MAP[IO].gpio_device->regs->BSRR = (1U << PIN_MAP[IO].gpio_bit) << (16 * !((bool)V)))
+#define WRITE(IO,V)           (PIN_MAP[IO].gpio_device->regs->BSRR = (1U << PIN_MAP[IO].gpio_bit) << ((V) ? 0 : 16))
 #define TOGGLE(IO)            (PIN_MAP[IO].gpio_device->regs->ODR = PIN_MAP[IO].gpio_device->regs->ODR ^ (1U << PIN_MAP[IO].gpio_bit))
 #define WRITE_VAR(IO,V)       WRITE(IO,V)