🧑‍💻 Add STM32/STM32F1 Open Drain (OD) pin mode (#27616)

Author: RedEchidnaUK

Marlin/src/HAL/STM32/fastio.h

@@ -77,6 +77,7 @@ void FastIO_init(); // Must be called before using fast io macros
 #define SET_INPUT_PULLUP(IO)    _SET_MODE(IO, INPUT_PULLUP)                       //!< Input with Pull-up activation
 #define SET_INPUT_PULLDOWN(IO)  _SET_MODE(IO, INPUT_PULLDOWN)                     //!< Input with Pull-down activation
 #define SET_OUTPUT(IO)          OUT_WRITE(IO, LOW)
+#define SET_OUTPUT_OD(IO)       OUT_WRITE_OD(IO, LOW)
 #define SET_PWM(IO)             _SET_MODE(IO, PWM)
 
 #define IS_INPUT(IO)

Marlin/src/HAL/STM32F1/fastio.h

@@ -44,6 +44,7 @@
 #define SET_INPUT_PULLUP(IO)    _SET_MODE(IO, GPIO_INPUT_PU)
 #define SET_INPUT_PULLDOWN(IO)  _SET_MODE(IO, GPIO_INPUT_PD)
 #define SET_OUTPUT(IO)          OUT_WRITE(IO, LOW)
+#define SET_OUTPUT_OD(IO)       OUT_WRITE_OD(IO, LOW)
 #define SET_PWM(IO)             pinMode(IO, PWM)    // do{ gpio_set_mode(PIN_MAP[pin].gpio_device, PIN_MAP[pin].gpio_bit, GPIO_AF_OUTPUT_PP); timer_set_mode(PIN_MAP[pin].timer_device, PIN_MAP[pin].timer_channel, TIMER_PWM); }while(0)
 #define SET_PWM_OD(IO)          pinMode(IO, PWM_OPEN_DRAIN)