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hw.h
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hw.h
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/*
* The MIT License (MIT)
*
* Copyright (c) 2018 Johan Kanflo (github.com/kanflo)
*
* 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 __HW_H__
#define __HW_H__
#include <stdint.h>
#include <stdbool.h>
#include <gpio.h>
#include "ringbuf.h"
#include "pindefs.h"
/**
* @brief Initialize the hardware
* @retval None
*/
void hw_init(ringbuf_t *usart_rx_buf);
/**
* @brief Deinitialize certain hardware blocks before jumping to the
* application
*/
void hw_deinit(void);
/**
* @brief Initialize the hardware
* @param on Turn on if, wll, on
* @retval None
*/
void hw_set_led(bool on);
/**
* @brief Measure vcc
* @retval vcc in millivolts
*/
uint16_t vcc_measure(void);
/**
* @brief Initialize SPI1
* @retval None
*/
void hw_spi_init(void);
#endif // __HW_H__