43 lines
1.1 KiB
C
43 lines
1.1 KiB
C
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#include "flash.h"
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/**
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* @brief flash初始化
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* @param
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*/
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void Flash_Init(void)
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{
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__HAL_RCC_GPIOA_CLK_ENABLE();
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HAL_GPIO_WritePin(FLASH_CS_GPIO_Port, FLASH_CS_Pin, GPIO_PIN_RESET);
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GPIO_InitTypeDef GPIO_InitStruct = {0};
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GPIO_InitStruct.Pin = FLASH_CS_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_HIGH;
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HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
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W25QXX_Init();
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}
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/**
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* @brief 读取flash中的数据
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* @param pBuffer 保存读取的数据
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* @param ReadAddr 读取数据的位置
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* @param NumByteToRead 读取数据的长度
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*/
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void read_Flash(uint8_t* pBuffer,uint32_t ReadAddr,uint16_t NumByteToRead)
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{
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W25QXX_Read(pBuffer, ReadAddr, NumByteToRead);
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}
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/**
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* @brief 将数据写入到flash中
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* @param pBuffer 要写入的数据
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* @param ReadAddr 要写入数据的位置
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* @param NumByteToRead 要写入数据的长度
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*/
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void write_Flash(uint8_t* pBuffer,uint32_t WriteAddr,uint16_t NumByteToWrite)
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{
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W25QXX_Write(pBuffer, WriteAddr, NumByteToWrite);
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}
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