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Add open-drain output mode to STM32F1 FastIO (#14050)

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- This mode is often used/preferred to drive printer boards' MOSFETs.
- Can generally boost the allowed output power (for hotbed,nozzle and fans).
This commit is contained in:
Tanguy Pruvot 2019-05-18 23:12:00 +02:00 committed by Scott Lahteine
parent 1dad6e754b
commit 256f810df2
1 changed files with 4 additions and 1 deletions
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3
Marlin/src/HAL/HAL_STM32F1/fastio_STM32F1.h
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@ -37,13 +37,16 @@
#define _GET_MODE(IO) gpio_get_mode(PIN_MAP[IO].gpio_device, PIN_MAP[IO].gpio_bit)
#define _SET_MODE(IO,M) gpio_set_mode(PIN_MAP[IO].gpio_device, PIN_MAP[IO].gpio_bit, M)
#define _SET_OUTPUT(IO) _SET_MODE(IO, GPIO_OUTPUT_PP)
#define _SET_OUTPUT_OD(IO) _SET_MODE(IO, GPIO_OUTPUT_OD)
#define OUT_WRITE(IO,V) do{ _SET_OUTPUT(IO); WRITE(IO,V); } while(0)
#define OUT_WRITE_OD(IO,V) do{ _SET_OUTPUT_OD(IO); WRITE(IO,V); } while(0)
#define SET_INPUT(IO) _SET_MODE(IO, GPIO_INPUT_FLOATING)
#define SET_INPUT_PULLUP(IO) _SET_MODE(IO, GPIO_INPUT_PU)
#define SET_OUTPUT(IO) OUT_WRITE(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)
#define IS_INPUT(IO) (_GET_MODE(IO) == GPIO_INPUT_FLOATING || _GET_MODE(IO) == GPIO_INPUT_ANALOG || _GET_MODE(IO) == GPIO_INPUT_PU || _GET_MODE(IO) == GPIO_INPUT_PD)
#define IS_OUTPUT(IO) (_GET_MODE(IO) == GPIO_OUTPUT_PP)