14 lines
559 B
C
14 lines
559 B
C
// We use the ST Cube HAL library for most hardware peripherals
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#include <stm32f4xx_hal.h>
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// Basic GPIO functions
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#define GPIO_read_pin(gpio, pin) (((gpio)->IDR >> (pin)) & 1)
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#define GPIO_set_pin(gpio, pin_mask) (((gpio)->BSRRL) = (pin_mask))
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#define GPIO_clear_pin(gpio, pin_mask) (((gpio)->BSRRH) = (pin_mask))
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#define GPIO_read_output_pin(gpio, pin) (((gpio)->ODR >> (pin)) & 1)
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extern const byte mp_hal_status_to_errno_table[4];
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NORETURN void mp_hal_raise(HAL_StatusTypeDef status);
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void mp_hal_set_interrupt_char(int c); // -1 to disable
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