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118 lines
4.6 KiB
118 lines
4.6 KiB
2 years ago
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/**
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****************************************************************************************************
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* @file norflash.h
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* @author
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* @version V1.0
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* @date 2021-10-26
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* @brief NOR FLASH(25QXX) 驱动代码
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* @license Copyright (c) 2020-2032
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****************************************************************************************************
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*/
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#ifndef __BSP_SPIFLASH_H
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#define __BSP_SPIFLASH_H
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#include "main.h"
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#include "spi.h"
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/*
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2022-7-27 经过测试 华邦的 W25Q256JV 32M 字节 容量的spi flash没有问题
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spi配置是 上升沿采集数据 ---> CPOL =0 CPOA=0 或者是 CPOL=1 CPOA=1
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hspi2.Init.CLKPolarity = SPI_POLARITY_LOW;
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hspi2.Init.CLKPhase = SPI_PHASE_1EDGE;
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华邦的 W25Q16JVSSIQ 2M 字节 容量的spi flash没有问题
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*/
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/* SPI总线速度设置 */
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#define SPI_SPEED_2 0
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#define SPI_SPEED_4 1
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#define SPI_SPEED_8 2
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#define SPI_SPEED_16 3
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#define SPI_SPEED_32 4
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#define SPI_SPEED_64 5
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#define SPI_SPEED_128 6
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#define SPI_SPEED_256 7
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/******************************************************************************************/
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/* NORFLASH 片选 引脚 定义 */
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// #define spiflash_CS_GPIO_PORT GPIOA
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// #define spiflash_CS_GPIO_PIN GPIO_PIN_2
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// #define spiflash_CS_GPIO_CLK_ENABLE() do{ __HAL_RCC_GPIOA_CLK_ENABLE(); }while(0) /* PI口时钟使能 */
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/******************************************************************************************/
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extern uint16_t g_spiflash_type; /* 定义FLASH芯片型号 */
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/* NORFLASH 片选信号 */
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#define spiflash_CS(x) do{ x ? \
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HAL_GPIO_WritePin(SPI5_CS_GPIO_Port, SPI5_CS_Pin, GPIO_PIN_SET) : \
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HAL_GPIO_WritePin(SPI5_CS_GPIO_Port, SPI5_CS_Pin, GPIO_PIN_RESET); \
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}while(0)
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/* FLASH芯片列表 */
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#define W25Q80 0XEF13 /* W25Q80 芯片ID */
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#define W25Q16 0XEF14 /* W25Q16 芯片ID */
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#define W25Q32 0XEF15 /* W25Q32 芯片ID */
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#define W25Q64 0XEF16 /* W25Q64 芯片ID */
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#define W25Q128 0XEF17 /* W25Q128 芯片ID */
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#define W25Q256 0XEF18 /* W25Q256 芯片ID */
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#define BY25Q64 0X6816 /* BY25Q64 芯片ID */
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#define BY25Q128 0X6817 /* BY25Q128 芯片ID */
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#define NM25Q64 0X5216 /* NM25Q64 芯片ID */
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#define NM25Q128 0X5217 /* NM25Q128 芯片ID */
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/* 指令表 */
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#define FLASH_WriteEnable 0x06
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#define FLASH_WriteDisable 0x04
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#define FLASH_ReadStatusReg1 0x05
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#define FLASH_ReadStatusReg2 0x35
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#define FLASH_ReadStatusReg3 0x15
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#define FLASH_WriteStatusReg1 0x01
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#define FLASH_WriteStatusReg2 0x31
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#define FLASH_WriteStatusReg3 0x11
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#define FLASH_ReadData 0x03
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#define FLASH_FastReadData 0x0B
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#define FLASH_FastReadDual 0x3B
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#define FLASH_FastReadQuad 0xEB
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#define FLASH_PageProgram 0x02
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#define FLASH_PageProgramQuad 0x32
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#define FLASH_BlockErase 0xD8
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#define FLASH_SectorErase 0x20
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#define FLASH_ChipErase 0xC7
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#define FLASH_PowerDown 0xB9
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#define FLASH_ReleasePowerDown 0xAB
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#define FLASH_DeviceID 0xAB
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#define FLASH_ManufactDeviceID 0x90
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#define FLASH_JedecDeviceID 0x9F
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#define FLASH_Enable4ByteAddr 0xB7
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#define FLASH_Exit4ByteAddr 0xE9
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#define FLASH_SetReadParam 0xC0
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#define FLASH_EnterQPIMode 0x38
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#define FLASH_ExitQPIMode 0xFF
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/* 静态函数 */
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static void spiflash_wait_busy(void); /* 等待空闲 */
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static void spiflash_send_address(uint32_t address);/* 发送地址 */
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static void spiflash_write_page(uint8_t *pbuf, uint32_t addr, uint16_t datalen); /* 写入page */
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static void spiflash_write_nocheck(uint8_t *pbuf, uint32_t addr, uint16_t datalen); /* 写flash,不带擦除 */
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/* 普通函数 */
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void spiflash_init(void); /* 初始化25QXX */
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uint16_t spiflash_read_id(void); /* 读取FLASH ID */
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void spiflash_write_enable(void); /* 写使能 */
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uint8_t spiflash_read_sr(uint8_t regno); /* 读取状态寄存器 */
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void spiflash_write_sr(uint8_t regno,uint8_t sr); /* 写状态寄存器 */
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void spiflash_erase_chip(void); /* 整片擦除 */
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void spiflash_erase_sector(uint32_t saddr); /* 扇区擦除 */
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void spiflash_read(uint8_t *pbuf, uint32_t addr, uint16_t datalen); /* 读取flash */
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void spiflash_write(uint8_t *pbuf, uint32_t addr, uint16_t datalen); /* 写入flash */
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void spi_flash_test();
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#endif
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