2014-07-02 12:42:37 +00:00
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// We use the ST Cube HAL library for most hardware peripherals
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2015-07-28 15:36:26 +00:00
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#include STM32_HAL_H
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2016-02-11 05:20:14 +00:00
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#include "pin.h"
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2014-07-02 12:42:37 +00:00
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2015-10-29 16:03:10 +00:00
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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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2016-03-22 16:21:05 +00:00
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#elif defined(MCU_SERIES_L4)
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#define MP_HAL_UNIQUE_ID_ADDRESS (0x1fff7590)
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2015-10-29 16:03:10 +00:00
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#else
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2015-10-30 23:03:58 +00:00
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#error mphalport.h: Unrecognized MCU_SERIES
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2015-10-29 16:03:10 +00:00
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#endif
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2015-10-30 23:03:58 +00:00
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extern const unsigned char mp_hal_status_to_errno_table[4];
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2014-10-23 13:25:32 +00:00
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NORETURN void mp_hal_raise(HAL_StatusTypeDef status);
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2014-11-27 16:58:31 +00:00
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void mp_hal_set_interrupt_char(int c); // -1 to disable
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2015-02-13 15:04:53 +00:00
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2016-10-06 01:12:20 +00:00
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// timing functions
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2016-10-18 03:30:00 +00:00
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2016-04-12 12:51:39 +00:00
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#include "stmhal/systick.h"
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2016-10-18 03:30:00 +00:00
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2016-10-06 01:12:20 +00:00
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#define mp_hal_delay_ms HAL_Delay
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2016-10-14 17:42:42 +00:00
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#define mp_hal_delay_us(us) sys_tick_udelay(us)
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2016-04-12 12:51:39 +00:00
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#define mp_hal_delay_us_fast(us) sys_tick_udelay(us)
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2016-10-06 01:12:20 +00:00
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#define mp_hal_ticks_ms HAL_GetTick
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#define mp_hal_ticks_us() sys_tick_get_microseconds()
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2016-04-12 12:51:39 +00:00
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2016-10-18 03:30:00 +00:00
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extern bool mp_hal_ticks_cpu_enabled;
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void mp_hal_ticks_cpu_enable(void);
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static inline mp_uint_t mp_hal_ticks_cpu(void) {
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if (!mp_hal_ticks_cpu_enabled) {
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mp_hal_ticks_cpu_enable();
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}
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return DWT->CYCCNT;
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}
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2016-04-12 12:50:47 +00:00
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// C-level pin HAL
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2016-10-18 03:32:42 +00:00
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2016-04-12 12:50:47 +00:00
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#include "stmhal/pin.h"
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2016-10-18 03:32:42 +00:00
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2016-10-05 04:51:40 +00:00
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#define mp_hal_pin_obj_t const pin_obj_t*
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2016-10-18 03:32:42 +00:00
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#define mp_hal_get_pin_obj(o) pin_find(o)
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#define mp_hal_pin_input(p) mp_hal_pin_config((p), 0, 0, 0)
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#define mp_hal_pin_output(p) mp_hal_pin_config((p), 1, 0, 0)
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#define mp_hal_pin_open_drain(p) mp_hal_pin_config((p), 5, 0, 0)
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#if defined(MCU_SERIES_F7) || defined(MCU_SERIES_L4)
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#define mp_hal_pin_high(p) (((p)->gpio->BSRR) = (p)->pin_mask)
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#define mp_hal_pin_low(p) (((p)->gpio->BSRR) = ((p)->pin_mask << 16))
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#else
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#define mp_hal_pin_high(p) (((p)->gpio->BSRRL) = (p)->pin_mask)
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#define mp_hal_pin_low(p) (((p)->gpio->BSRRH) = (p)->pin_mask)
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#endif
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#define mp_hal_pin_od_low(p) mp_hal_pin_low(p)
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#define mp_hal_pin_od_high(p) mp_hal_pin_high(p)
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#define mp_hal_pin_read(p) (((p)->gpio->IDR >> (p)->pin) & 1)
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#define mp_hal_pin_write(p, v) do { if (v) { mp_hal_pin_high(p); } else { mp_hal_pin_low(p); } } while (0)
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void mp_hal_gpio_clock_enable(GPIO_TypeDef *gpio);
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void mp_hal_pin_config(mp_hal_pin_obj_t pin, uint32_t mode, uint32_t pull, uint32_t alt);
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bool mp_hal_pin_set_af(mp_hal_pin_obj_t pin, GPIO_InitTypeDef *init, uint8_t fn, uint8_t unit);
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