247 lines
8.1 KiB
C
247 lines
8.1 KiB
C
/*
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* This file is part of the MicroPython project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2017 Scott Shawcroft for Adafruit Industries
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include <stdint.h>
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#include "supervisor/port.h"
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#include "boards/board.h"
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#include "tick.h"
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//#include "shared-bindings/rtc/__init__.h"
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#include "stm32f4xx_hal.h"
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#define DATA_Ready_Pin GPIO_PIN_2
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#define DATA_Ready_GPIO_Port GPIOE
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#define CS_I2C_SPI_Pin GPIO_PIN_3
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#define CS_I2C_SPI_GPIO_Port GPIOE
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#define INT1_Pin GPIO_PIN_4
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#define INT1_GPIO_Port GPIOE
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#define INT2_Pin GPIO_PIN_5
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#define INT2_GPIO_Port GPIOE
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#define PC14_OSC32_IN_Pin GPIO_PIN_14
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#define PC14_OSC32_IN_GPIO_Port GPIOC
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#define PC15_OSC32_OUT_Pin GPIO_PIN_15
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#define PC15_OSC32_OUT_GPIO_Port GPIOC
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#define PH0_OSC_IN_Pin GPIO_PIN_0
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#define PH0_OSC_IN_GPIO_Port GPIOH
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#define PH1_OSC_OUT_Pin GPIO_PIN_1
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#define PH1_OSC_OUT_GPIO_Port GPIOH
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#define OTG_FS_PowerSwitchOn_Pin GPIO_PIN_0
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#define OTG_FS_PowerSwitchOn_GPIO_Port GPIOC
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#define PDM_OUT_Pin GPIO_PIN_3
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#define PDM_OUT_GPIO_Port GPIOC
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#define I2S3_WS_Pin GPIO_PIN_4
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#define I2S3_WS_GPIO_Port GPIOA
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#define SPI1_SCK_Pin GPIO_PIN_5
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#define SPI1_SCK_GPIO_Port GPIOA
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#define SPI1_MISO_Pin GPIO_PIN_6
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#define SPI1_MISO_GPIO_Port GPIOA
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#define SPI1_MOSI_Pin GPIO_PIN_7
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#define SPI1_MOSI_GPIO_Port GPIOA
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#define CLK_IN_Pin GPIO_PIN_10
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#define CLK_IN_GPIO_Port GPIOB
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#define LD4_Pin GPIO_PIN_12
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#define LD4_GPIO_Port GPIOD
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#define LD3_Pin GPIO_PIN_13
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#define LD3_GPIO_Port GPIOD
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#define LD5_Pin GPIO_PIN_14
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#define LD5_GPIO_Port GPIOD
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#define LD6_Pin GPIO_PIN_15
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#define LD6_GPIO_Port GPIOD
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#define I2S3_MCK_Pin GPIO_PIN_7
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#define I2S3_MCK_GPIO_Port GPIOC
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#define VBUS_FS_Pin GPIO_PIN_9
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#define VBUS_FS_GPIO_Port GPIOA
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#define OTG_FS_ID_Pin GPIO_PIN_10
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#define OTG_FS_ID_GPIO_Port GPIOA
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#define OTG_FS_DM_Pin GPIO_PIN_11
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#define OTG_FS_DM_GPIO_Port GPIOA
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#define OTG_FS_DP_Pin GPIO_PIN_12
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#define OTG_FS_DP_GPIO_Port GPIOA
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#define SWDIO_Pin GPIO_PIN_13
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#define SWDIO_GPIO_Port GPIOA
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#define SWCLK_Pin GPIO_PIN_14
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#define SWCLK_GPIO_Port GPIOA
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#define I2S3_SCK_Pin GPIO_PIN_10
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#define I2S3_SCK_GPIO_Port GPIOC
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#define I2S3_SD_Pin GPIO_PIN_12
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#define I2S3_SD_GPIO_Port GPIOC
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#define Audio_RST_Pin GPIO_PIN_4
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#define Audio_RST_GPIO_Port GPIOD
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#define OTG_FS_OverCurrent_Pin GPIO_PIN_5
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#define OTG_FS_OverCurrent_GPIO_Port GPIOD
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#define SWO_Pin GPIO_PIN_3
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#define SWO_GPIO_Port GPIOB
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#define Audio_SCL_Pin GPIO_PIN_6
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#define Audio_SCL_GPIO_Port GPIOB
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#define Audio_SDA_Pin GPIO_PIN_9
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#define Audio_SDA_GPIO_Port GPIOB
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#define MEMS_INT2_Pin GPIO_PIN_1
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#define MEMS_INT2_GPIO_Port GPIOE
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static void power_warning_handler(void) {
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reset_into_safe_mode(BROWNOUT);
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}
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safe_mode_t port_init(void) {
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HAL_Init();
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//sys clock
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RCC_OscInitTypeDef RCC_OscInitStruct = {0};
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RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
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RCC_PeriphCLKInitTypeDef PeriphClkInitStruct = {0};
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/** Configure the main internal regulator output voltage
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*/
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__HAL_RCC_PWR_CLK_ENABLE();
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__HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
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/** Initializes the CPU, AHB and APB busses clocks
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*/
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RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
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RCC_OscInitStruct.HSEState = RCC_HSE_ON;
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RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
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RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
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RCC_OscInitStruct.PLL.PLLM = 4;
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RCC_OscInitStruct.PLL.PLLN = 192;
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RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV4;
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RCC_OscInitStruct.PLL.PLLQ = 8;
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HAL_RCC_OscConfig(&RCC_OscInitStruct);
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/** Initializes the CPU, AHB and APB busses clocks
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*/
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RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
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|RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
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RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
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RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
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RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV4;
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RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
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HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_3);
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PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_I2S;
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PeriphClkInitStruct.PLLI2S.PLLI2SN = 200;
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PeriphClkInitStruct.PLLI2S.PLLI2SM = 5;
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PeriphClkInitStruct.PLLI2S.PLLI2SR = 2;
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HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct);
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//GPIO setup
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GPIO_InitTypeDef GPIO_InitStruct = {0};
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/* GPIO Ports Clock Enable */
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__HAL_RCC_GPIOE_CLK_ENABLE();
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__HAL_RCC_GPIOC_CLK_ENABLE();
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__HAL_RCC_GPIOH_CLK_ENABLE();
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__HAL_RCC_GPIOA_CLK_ENABLE();
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__HAL_RCC_GPIOB_CLK_ENABLE();
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__HAL_RCC_GPIOD_CLK_ENABLE();
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/*Configure GPIO pin Output Level */
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HAL_GPIO_WritePin(OTG_FS_PowerSwitchOn_GPIO_Port, OTG_FS_PowerSwitchOn_Pin, GPIO_PIN_SET);
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/*Configure GPIO pin Output Level */
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HAL_GPIO_WritePin(GPIOD, LD4_Pin|LD3_Pin|LD5_Pin|LD6_Pin
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|Audio_RST_Pin, GPIO_PIN_RESET);
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/*Configure GPIO pin : DATA_Ready_Pin */
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GPIO_InitStruct.Pin = DATA_Ready_Pin;
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GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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HAL_GPIO_Init(DATA_Ready_GPIO_Port, &GPIO_InitStruct);
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/*Configure GPIO pin : CS_I2C_SPI_Pin */
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GPIO_InitStruct.Pin = CS_I2C_SPI_Pin;
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GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
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HAL_GPIO_Init(CS_I2C_SPI_GPIO_Port, &GPIO_InitStruct);
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/*Configure GPIO pins : INT1_Pin INT2_Pin MEMS_INT2_Pin */
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GPIO_InitStruct.Pin = INT1_Pin|INT2_Pin|MEMS_INT2_Pin;
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GPIO_InitStruct.Mode = GPIO_MODE_EVT_RISING;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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HAL_GPIO_Init(GPIOE, &GPIO_InitStruct);
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/*Configure GPIO pin : OTG_FS_PowerSwitchOn_Pin */
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GPIO_InitStruct.Pin = OTG_FS_PowerSwitchOn_Pin;
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GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
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HAL_GPIO_Init(OTG_FS_PowerSwitchOn_GPIO_Port, &GPIO_InitStruct);
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/*Configure GPIO pin : PA0 */
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GPIO_InitStruct.Pin = GPIO_PIN_0;
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GPIO_InitStruct.Mode = GPIO_MODE_EVT_RISING;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
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/*Configure GPIO pins : LD4_Pin LD3_Pin LD5_Pin LD6_Pin
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Audio_RST_Pin */
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GPIO_InitStruct.Pin = LD4_Pin|LD3_Pin|LD5_Pin|LD6_Pin
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|Audio_RST_Pin;
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GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
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HAL_GPIO_Init(GPIOD, &GPIO_InitStruct);
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/*Configure GPIO pin : OTG_FS_OverCurrent_Pin */
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GPIO_InitStruct.Pin = OTG_FS_OverCurrent_Pin;
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GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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HAL_GPIO_Init(OTG_FS_OverCurrent_GPIO_Port, &GPIO_InitStruct);
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//Status LED chain
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HAL_GPIO_WritePin(GPIOD, LD4_Pin, GPIO_PIN_RESET); //LED 1
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HAL_GPIO_WritePin(GPIOD, LD3_Pin, GPIO_PIN_SET); //LED 2
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HAL_GPIO_WritePin(GPIOD, LD5_Pin, GPIO_PIN_SET); //LED 3
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HAL_GPIO_WritePin(GPIOD, LD6_Pin, GPIO_PIN_SET); //LED 4
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tick_init();
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board_init();
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return NO_SAFE_MODE;
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}
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void reset_port(void) {
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}
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void reset_to_bootloader(void) {
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}
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void reset_cpu(void) {
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}
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extern uint32_t _ebss;
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// Place the word to save just after our BSS section that gets blanked.
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void port_set_saved_word(uint32_t value) {
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_ebss = value;
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}
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uint32_t port_get_saved_word(void) {
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return _ebss;
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}
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// void HardFault_Handler(void) {
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// }
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