/******************************************************************************************************* file norflash.h* author 正点原子团队(ALIENTEK)* version V1.0* date 2020-04-24* brief NOR FLASH(25QXX) 驱动代码* license Copyright (c) 2020-2032, 广州市星翼电子科技有限公司***************************************************************************************************** attention** 实验平台:正点原子 STM32F103开发板* 在线视频:www.yuanzige.com* 技术论坛:www.openedv.com* 公司网址:www.alientek.com* 购买地址:openedv.taobao.com** 修改说明* V1.0 20200424* 第一次发布******************************************************************************************************/#ifndef __norflash_H#define __norflash_H#include ../../SYSTEM/sys/sys.h/******************************************************************************************//* NORFLASH 片选信号 */#define NORFLASH_CS(x) do{ x ? \HAL_GPIO_WritePin(NORFLASH_CS_GPIO_Port, NORFLASH_CS_Pin, GPIO_PIN_SET) : \HAL_GPIO_WritePin(NORFLASH_CS_GPIO_Port, NORFLASH_CS_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 */extern uint16_t norflash_TYPE; /* 定义FLASH芯片型号 *//* 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/* 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