8000 stm32/boards/PYBD_SFx: Automatically turn on EN_3V3 when powering SD/MMC · micropython/micropython@c1a8c7f · GitHub
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stm32/boards/PYBD_SFx: Automatically turn on EN_3V3 when powering SD/MMC
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‎ports/stm32/boards/PYBD_SF2/mpconfigboard.h

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#define MICROPY_BOARD_ENTER_STOP board_sleep(1);
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#define MICROPY_BOARD_LEAVE_STOP board_sleep(0);
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#define MICROPY_BOARD_ENTER_STANDBY board_sleep(1);
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#define MICROPY_BOARD_SDCARD_POWER mp_hal_pin_high(pyb_pin_EN_3V3);
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void board_early_init(void);
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void board_sleep(int value);
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