36 lines
1.3 KiB
C
36 lines
1.3 KiB
C
// We use the ST Cube HAL library for most hardware peripherals
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#include STM32_HAL_H
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#include "pin.h"
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// The unique id address differs per MCU. Ideally this define should
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// go in some MCU-specific header, but for now it lives here.
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#if defined(MCU_SERIES_F4)
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#define MP_HAL_UNIQUE_ID_ADDRESS (0x1fff7a10)
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#elif defined(MCU_SERIES_F7)
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#define MP_HAL_UNIQUE_ID_ADDRESS (0x1ff0f420)
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#else
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#error mphalport.h: Unrecognized MCU_SERIES
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#endif
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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(MCU_SERIES_F7)
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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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bool mp_hal_gpio_set_af(const pin_obj_t *pin, GPIO_InitTypeDef *init, uint8_t fn, uint8_t unit);
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extern const unsigned char 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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#define mp_hal_delay_ms HAL_Delay
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#define mp_hal_ticks_ms HAL_GetTick
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