#ifndef _W25QXX_H__ #define _W25QXX_H__ #endif #include #include //W25X系列/Q系列芯片列表 //W25Q80 ID 0XEF13 //W25Q16 ID 0XEF14 //W25Q32 ID 0XEF15 //W25Q64 ID 0XEF16 //W25Q128 ID 0XEF17 //W25Q256 ID 0XEF18 #define W25Q80 0XEF13 #define W25Q16 0XEF14 #define W25Q32 0XEF15 #define W25Q64 0XEF16 #define W25Q128 0XEF17 #define W25Q256 0XEF18 #define NM25Q80 0X5213 #define NM25Q16 0X5214 #define NM25Q32 0X5215 #define NM25Q64 0X5216 #define NM25Q128 0X5217 #define NM25Q256 0X5218 extern uint16_t W25QXX_TYPE; //定义W25QXX芯片型号 //#define W25QXX_CS PCout(4) //W25QXX的片选信号 #define W25QXX_CS0 digitalWrite(NORFLASH_CS_PIN, LOW) #define W25QXX_CS1 digitalWrite(NORFLASH_CS_PIN, HIGH) /////////////////////////////////////////////////////////////////////////// //SPI相关设定 #define SPI_FREQUENCY 30*1000000 //SPI时钟频率,硬件SPI使用 // #define HARDWARE_SPI //使用硬件SPI #define SOFTWARE_SPI //使用软件SPI #define FLASH_TEST_ENABLE //使能测试 //端口定义 #ifdef HARDWARE_SPI #define ESP32S3 #ifdef ESP32 //choose ESP32 #define NORFLASH_CS_PIN 5 #define NORFLASH_CLK_PIN 18 #define NORFLASH_MOSI_PIN 23 #define NORFLASH_MISO_PIN 19 #endif #ifdef ESP32S3 //choose ESP32S3 #define NORFLASH_CS_PIN 10 #define NORFLASH_CLK_PIN 12 #define NORFLASH_MOSI_PIN 11 #define NORFLASH_MISO_PIN 13 #endif #endif #ifdef SOFTWARE_SPI #define NORFLASH_CS_PIN 10 #define NORFLASH_CLK_PIN 12 #define NORFLASH_MOSI_PIN 11 #define NORFLASH_MISO_PIN 14 #endif ////////////////////////////////////////////////////////////////////////// //指令表 #define W25X_WriteEnable 0x06 #define W25X_WriteDisable 0x04 #define W25X_ReadStatusReg1 0x05 #define W25X_ReadStatusReg2 0x35 #define W25X_ReadStatusReg3 0x15 #define W25X_WriteStatusReg1 0x01 #define W25X_WriteStatusReg2 0x31 #define W25X_WriteStatusReg3 0x11 #define W25X_ReadData 0x03 #define W25X_FastReadData 0x0B #define W25X_FastReadDual 0x3B #define W25X_PageProgram 0x02 #define W25X_BlockErase 0xD8 #define W25X_SectorErase 0x20 #define W25X_ChipErase 0xC7 #define W25X_PowerDown 0xB9 #define W25X_ReleasePowerDown 0xAB #define W25X_DeviceID 0xAB #define W25X_ManufactDeviceID 0x90 #define W25X_JedecDeviceID 0x9F #define W25X_Enable4ByteAddr 0xB7 #define W25X_Exit4ByteAddr 0xE9 void W25QXX_Init(void); uint16_t W25QXX_ReadID(void); //读取FLASH ID uint8_t W25QXX_ReadSR(uint8_t regno); //读取状态寄存器 void W25QXX_4ByteAddr_Enable(void); //使能4字节地址模式 void W25QXX_Write_SR(uint8_t regno,uint8_t sr); //写状态寄存器 void W25QXX_Write_Enable(void); //写使能 void W25QXX_Write_Disable(void); //写保护 void W25QXX_Write_NoCheck(uint8_t* pBuffer,uint32_t WriteAddr,uint16_t NumByteToWrite); void W25QXX_Read(uint8_t* pBuffer,uint32_t ReadAddr,uint16_t NumByteToRead); //读取flash void W25QXX_Write_Page(uint8_t* pBuffer,uint32_t WriteAddr,uint16_t NumByteToWrite); void W25QXX_Write(uint8_t* pBuffer,uint32_t WriteAddr,uint32_t NumByteToWrite);//写入flash void W25QXX_Erase_Chip(void); //整片擦除 void W25QXX_Erase_Sector(uint32_t Dst_Addr); //扇区擦除 void W25QXX_Wait_Busy(void); //等待空闲 void W25QXX_PowerDown(void); //进入掉电模式 void W25QXX_WAKEUP(void); //唤醒 uint8_t W25QXX_Write_Page_Only(uint8_t* pBuffer,uint16_t WriteAdd);