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- #ifndef _NORFLASH_H_
- #define _NORFLASH_H_
- /* includes ----------------------------------------------------------*/
- #include "stm32f1xx_hal.h"
- #include "spi.h"
- #include <stdio.h>
- #include <stdlib.h>
- #include <string.h>
- #include <stdbool.h>
- #include <ctype.h>
- #include "main.h"
- #include "gpio.h"
- /* typedef -----------------------------------------------------------*/
- /* define ------------------------------------------------------------*/
- /* NORFLASH 片选引脚定义 */
- #define NORFLASH_CS_GPIO_PORT GPIOC
- #define NORFLASH_CS_GPIO_PIN GPIO_PIN_4
- #define NORFLASH_CS_GPIO_CLK_ENABLE() do{ __HAL_RCC_GPIOC_CLK_ENABLE(); }while(0) /* 时钟使能 */
- /* NORFLASH 片选信号 */
- #define NORFLASH_CS(x) do{ x ? \
- HAL_GPIO_WritePin(NORFLASH_CS_GPIO_PORT, NORFLASH_CS_GPIO_PIN, GPIO_PIN_SET) : \
- HAL_GPIO_WritePin(NORFLASH_CS_GPIO_PORT, NORFLASH_CS_GPIO_PIN, GPIO_PIN_RESET); \
- }while(0)
- /* FLASH 芯片列表 */
- #define W25Q80 0XEF13 /* W25Q80 芯片ID */
- #define W25Q16 0XEF14 /* W25Q16 芯片ID */
- #define W25Q32 0XEF15 /* W25Q32 芯片ID */
- #define W25Q64 0XEF16 /* W25Q64 芯片ID */
- #define W25Q128 0XEF17 /* W25Q128 芯片ID */
- #define W25Q256 0XEF18 /* W25Q256 芯片ID */
- #define BY25Q64 0X6816 /* BY25Q64 芯片ID */
- #define BY25Q128 0X6817 /* BY25Q128 芯片ID */
- #define NM25Q64 0X5216 /* NM25Q64 芯片ID */
- #define NM25Q128 0X5217 /* NM25Q128 芯片ID */
- // 指令表
- #define FLASH_WriteEnable 0x06
- #define FLASH_WriteDisable 0x04
- #define FLASH_ReadStatusReg1 0x05
- #define FLASH_ReadStatusReg2 0x35
- #define FLASH_ReadStatusReg3 0x15
- #define FLASH_WriteStatusReg1 0x01
- #define FLASH_WriteStatusReg2 0x31
- #define FLASH_WriteStatusReg3 0x11
- #define FLASH_ReadData 0x03
- #define FLASH_FastReadData 0x0B
- #define FLASH_FastReadDual 0x3B
- #define FLASH_FastReadQuad 0xEB
- #define FLASH_PageProgram 0x02
- #define FLASH_PageProgramQuad 0x32
- #define FLASH_BlockErase 0xD8
- #define FLASH_SectorErase 0x20
- #define FLASH_ChipErase 0xC7
- #define FLASH_PowerDown 0xB9
- #define FLASH_ReleasePowerDown 0xAB
- #define FLASH_DeviceID 0xAB
- #define FLASH_ManufactDeviceID 0x90
- #define FLASH_JedecDeviceID 0x9F
- #define FLASH_Enable4ByteAddr 0xB7
- #define FLASH_Exit4ByteAddr 0xE9
- #define FLASH_SetReadParam 0xC0
- #define FLASH_EnterQPIMode 0x38
- #define FLASH_ExitQPIMode 0xFF
- /* macro -------------------------------------------------------------*/
- /* variables ---------------------------------------------------------*/
- extern uint16_t norflash_TYPE; /* 定义FLASH芯片型号 */
- /* function prototypes -----------------------------------------------*/
- /* 静态函数 */
- static void norflash_wait_busy(void); /* 等待空闲 */
- static void norflash_send_address(uint32_t address);/* 发送地址 */
- static void norflash_write_page(uint8_t *pbuf, uint32_t addr, uint16_t datalen); /* 写入page */
- static void norflash_write_nocheck(uint8_t *pbuf, uint32_t addr, uint16_t datalen); /* 写flash，不带擦除 */
- /* 普通函数 */
- void norflash_init(void); /* 初始化25QXX */
- uint16_t norflash_read_id(void); /* 读取FLASH ID */
- void norflash_write_enable(void); /* 写使能 */
- uint8_t norflash_read_sr(uint8_t regno); /* 读取状态寄存器 */
- void norflash_write_sr(uint8_t regno,uint8_t sr); /* 写状态寄存器 */
- void norflash_erase_chip(void); /* 整片擦除 */
- void norflash_erase_sector(uint32_t saddr); /* 扇区擦除 */
- void norflash_read(uint8_t *pbuf, uint32_t addr, uint16_t datalen); /* 读取flash */
- void norflash_write(uint8_t *pbuf, uint32_t addr, uint16_t datalen); /* 写入flash */
- #endif
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