213 lines
6.7 KiB
C
213 lines
6.7 KiB
C
/* USER CODE BEGIN Header */
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/**
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******************************************************************************
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* @file quadspi.c
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* @brief This file provides code for the configuration
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* of the QUADSPI instances.
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******************************************************************************
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* @attention
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*
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* Copyright (c) 2023 STMicroelectronics.
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* All rights reserved.
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*
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* This software is licensed under terms that can be found in the LICENSE file
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* in the root directory of this software component.
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* If no LICENSE file comes with this software, it is provided AS-IS.
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*
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******************************************************************************
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*/
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/* USER CODE END Header */
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/* Includes ------------------------------------------------------------------*/
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#include "quadspi.h"
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/* USER CODE BEGIN 0 */
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/* USER CODE END 0 */
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QSPI_HandleTypeDef hqspi;
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/* QUADSPI init function */
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void MX_QUADSPI_Init(void)
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{
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/* USER CODE BEGIN QUADSPI_Init 0 */
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/* USER CODE END QUADSPI_Init 0 */
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/* USER CODE BEGIN QUADSPI_Init 1 */
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/* USER CODE END QUADSPI_Init 1 */
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hqspi.Instance = QUADSPI;
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hqspi.Init.ClockPrescaler = 9;
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hqspi.Init.FifoThreshold = 4;
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hqspi.Init.SampleShifting = QSPI_SAMPLE_SHIFTING_HALFCYCLE;
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hqspi.Init.FlashSize = 24;
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hqspi.Init.ChipSelectHighTime = QSPI_CS_HIGH_TIME_4_CYCLE;
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hqspi.Init.ClockMode = QSPI_CLOCK_MODE_0;
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hqspi.Init.FlashID = QSPI_FLASH_ID_1;
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hqspi.Init.DualFlash = QSPI_DUALFLASH_DISABLE;
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if (HAL_QSPI_Init(&hqspi) != HAL_OK)
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{
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Error_Handler();
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}
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/* USER CODE BEGIN QUADSPI_Init 2 */
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/* USER CODE END QUADSPI_Init 2 */
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}
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void HAL_QSPI_MspInit(QSPI_HandleTypeDef* qspiHandle)
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{
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GPIO_InitTypeDef GPIO_InitStruct = {0};
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RCC_PeriphCLKInitTypeDef PeriphClkInitStruct = {0};
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if(qspiHandle->Instance==QUADSPI)
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{
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/* USER CODE BEGIN QUADSPI_MspInit 0 */
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/* USER CODE END QUADSPI_MspInit 0 */
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/** Initializes the peripherals clock
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*/
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PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_QSPI;
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PeriphClkInitStruct.QspiClockSelection = RCC_QSPICLKSOURCE_D1HCLK;
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if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct) != HAL_OK)
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{
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Error_Handler();
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}
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/* QUADSPI clock enable */
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__HAL_RCC_QSPI_CLK_ENABLE();
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__HAL_RCC_GPIOF_CLK_ENABLE();
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__HAL_RCC_GPIOB_CLK_ENABLE();
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/**QUADSPI GPIO Configuration
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PF6 ------> QUADSPI_BK1_IO3
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PF7 ------> QUADSPI_BK1_IO2
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PF8 ------> QUADSPI_BK1_IO0
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PF9 ------> QUADSPI_BK1_IO1
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PB2 ------> QUADSPI_CLK
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PB6 ------> QUADSPI_BK1_NCS
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*/
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GPIO_InitStruct.Pin = GPIO_PIN_6|GPIO_PIN_7;
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GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
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GPIO_InitStruct.Alternate = GPIO_AF9_QUADSPI;
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HAL_GPIO_Init(GPIOF, &GPIO_InitStruct);
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GPIO_InitStruct.Pin = GPIO_PIN_8|GPIO_PIN_9;
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GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
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GPIO_InitStruct.Alternate = GPIO_AF10_QUADSPI;
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HAL_GPIO_Init(GPIOF, &GPIO_InitStruct);
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GPIO_InitStruct.Pin = GPIO_PIN_2;
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GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
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GPIO_InitStruct.Alternate = GPIO_AF9_QUADSPI;
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HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
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GPIO_InitStruct.Pin = GPIO_PIN_6;
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GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
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GPIO_InitStruct.Alternate = GPIO_AF10_QUADSPI;
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HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
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/* USER CODE BEGIN QUADSPI_MspInit 1 */
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/* USER CODE END QUADSPI_MspInit 1 */
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}
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}
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void HAL_QSPI_MspDeInit(QSPI_HandleTypeDef* qspiHandle)
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{
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if(qspiHandle->Instance==QUADSPI)
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{
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/* USER CODE BEGIN QUADSPI_MspDeInit 0 */
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/* USER CODE END QUADSPI_MspDeInit 0 */
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/* Peripheral clock disable */
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__HAL_RCC_QSPI_CLK_DISABLE();
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/**QUADSPI GPIO Configuration
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PF6 ------> QUADSPI_BK1_IO3
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PF7 ------> QUADSPI_BK1_IO2
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PF8 ------> QUADSPI_BK1_IO0
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PF9 ------> QUADSPI_BK1_IO1
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PB2 ------> QUADSPI_CLK
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PB6 ------> QUADSPI_BK1_NCS
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*/
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HAL_GPIO_DeInit(GPIOF, GPIO_PIN_6|GPIO_PIN_7|GPIO_PIN_8|GPIO_PIN_9);
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HAL_GPIO_DeInit(GPIOB, GPIO_PIN_2|GPIO_PIN_6);
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/* USER CODE BEGIN QUADSPI_MspDeInit 1 */
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/* USER CODE END QUADSPI_MspDeInit 1 */
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}
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}
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/* USER CODE BEGIN 1 */
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//QSPI发送命令
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//instruction:要发送的指令
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//address:发送到的目的地址
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//dummyCycles:空指令周期数
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// instructionMode:指令模式;QSPI_INSTRUCTION_NONE,QSPI_INSTRUCTION_1_LINE,QSPI_INSTRUCTION_2_LINE,QSPI_INSTRUCTION_4_LINE
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// addressMode:地址模式; QSPI_ADDRESS_NONE,QSPI_ADDRESS_1_LINE,QSPI_ADDRESS_2_LINE,QSPI_ADDRESS_4_LINE
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// addressSize:地址长度;QSPI_ADDRESS_8_BITS,QSPI_ADDRESS_16_BITS,QSPI_ADDRESS_24_BITS,QSPI_ADDRESS_32_BITS
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// dataMode:数据模式; QSPI_DATA_NONE,QSPI_DATA_1_LINE,QSPI_DATA_2_LINE,QSPI_DATA_4_LINE
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void QSPI_Send_CMD(unsigned int instruction,unsigned int address,unsigned int dummyCycles,unsigned int instructionMode,unsigned int addressMode,unsigned int addressSize,unsigned int dataMode)
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{
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QSPI_CommandTypeDef Cmdhandler;
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Cmdhandler.Instruction=instruction; //指令
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Cmdhandler.Address=address; //地址
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Cmdhandler.DummyCycles=dummyCycles; //设置空指令周期数
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Cmdhandler.InstructionMode=instructionMode; //指令模式
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Cmdhandler.AddressMode=addressMode; //地址模式
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Cmdhandler.AddressSize=addressSize; //地址长度
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Cmdhandler.DataMode=dataMode; //数据模式
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Cmdhandler.SIOOMode=QSPI_SIOO_INST_EVERY_CMD; //每次都发送指令
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Cmdhandler.AlternateByteMode=QSPI_ALTERNATE_BYTES_NONE; //无交替字节
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Cmdhandler.DdrMode=QSPI_DDR_MODE_DISABLE; //关闭DDR模式
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Cmdhandler.DdrHoldHalfCycle=QSPI_DDR_HHC_ANALOG_DELAY;
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if(HAL_QSPI_Command(&hqspi,&Cmdhandler,5000) != HAL_OK)
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{
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Error_Handler();
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}
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}
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//QSPI接收指定长度的数据
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//buf:接收数据缓冲区首地址
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//datalen:要传输的数据长度
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//返回值:0,正常
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// 其他,错误代码
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unsigned char QSPI_Receive(unsigned char* buf,unsigned int datalen)
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{
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hqspi.Instance->DLR=datalen-1; //配置数据长度
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if(HAL_QSPI_Receive(&hqspi,buf,5000)==HAL_OK) return 0; //接收数据
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else return 1;
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}
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//QSPI发送指定长度的数据
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//buf:发送数据缓冲区首地址
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//datalen:要传输的数据长度
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//返回值:0,正常
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// 其他,错误代码
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unsigned char QSPI_Transmit(unsigned char* buf,unsigned int datalen)
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{
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hqspi.Instance->DLR=datalen-1; //配置数据长度
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if(HAL_QSPI_Transmit(&hqspi,buf,5000)==HAL_OK) return 0; //发送数据
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else return 1;
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}
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/* USER CODE END 1 */
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