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25 lines
990 B
25 lines
990 B
// We use the ST Cube HAL library for most hardware peripherals
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#include STM32_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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#if defined(STM32F7)
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#define GPIO_set_pin(gpio, pin_mask) (((gpio)->BSRR) = (pin_mask))
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#define GPIO_clear_pin(gpio, pin_mask) (((gpio)->BSRR) = ((pin_mask) << 16))
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#else
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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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#endif
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#define GPIO_read_output_pin(gpio, pin) (((gpio)->ODR >> (pin)) & 1)
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void mp_hal_gpio_clock_enable(GPIO_TypeDef *gpio);
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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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int mp_hal_stdin_rx_chr(void);
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void mp_hal_stdout_tx_str(const char *str);
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void mp_hal_stdout_tx_strn(const char *str, mp_uint_t len);
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void mp_hal_stdout_tx_strn_cooked(const char *str, mp_uint_t len);
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