circuitpython/ports/stm/common-hal/pulseio/PWMOut.h

52 lines
1.8 KiB
C

/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2019 Lucian Copeland for Adafruit Industries
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#ifndef MICROPY_INCLUDED_STM32F4_COMMON_HAL_PULSEIO_PWMOUT_H
#define MICROPY_INCLUDED_STM32F4_COMMON_HAL_PULSEIO_PWMOUT_H
#include "common-hal/microcontroller/Pin.h"
#include "stm32f4xx_hal.h"
#include "stm32f4/periph.h"
#include "py/obj.h"
typedef struct {
mp_obj_base_t base;
TIM_HandleTypeDef handle;
TIM_OC_InitTypeDef chan_handle;
const mcu_tim_pin_obj_t *tim;
uint8_t channel: 7;
bool variable_frequency: 1;
uint16_t duty_cycle;
uint32_t frequency;
uint32_t period;
} pulseio_pwmout_obj_t;
void pwmout_reset(void);
#endif // MICROPY_INCLUDED_STM32F4_COMMON_HAL_PULSEIO_PWMOUT_H