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70 lines
2.6 KiB
70 lines
2.6 KiB
/**
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* Marlin 3D Printer Firmware
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* Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
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*
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* Based on Sprinter and grbl.
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* Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*
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*/
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#pragma once
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#include <stdint.h>
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#define W25X_WriteEnable 0x06
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#define W25X_WriteDisable 0x04
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#define W25X_ReadStatusReg 0x05
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#define W25X_WriteStatusReg 0x01
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#define W25X_ReadData 0x03
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#define W25X_FastReadData 0x0B
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#define W25X_FastReadDual 0x3B
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#define W25X_PageProgram 0x02
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#define W25X_BlockErase 0xD8
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#define W25X_SectorErase 0x20
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#define W25X_ChipErase 0xC7
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#define W25X_PowerDown 0xB9
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#define W25X_ReleasePowerDown 0xAB
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#define W25X_DeviceID 0xAB
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#define W25X_ManufactDeviceID 0x90
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#define W25X_JedecDeviceID 0x9F
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#define WIP_Flag 0x01 /* Write In Progress (WIP) flag */
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#define Dummy_Byte 0xA5
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#define SPI_FLASH_SectorSize 4096
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#define SPI_FLASH_PageSize 256
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#define SPI_FLASH_PerWritePageSize 256
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class W25QXXFlash {
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public:
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void init(uint8_t spiRate);
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static uint8_t spi_flash_Rec();
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static uint8_t spi_flash_read_write_byte(uint8_t data);
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static void spi_flash_Read(uint8_t* buf, uint16_t nbyte);
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static void spi_flash_Send(uint8_t b);
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static void spi_flash_SendBlock(uint8_t token, const uint8_t* buf);
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static uint16_t W25QXX_ReadID(void);
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static void SPI_FLASH_WriteEnable(void);
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static void SPI_FLASH_WaitForWriteEnd(void);
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static void SPI_FLASH_SectorErase(uint32_t SectorAddr);
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static void SPI_FLASH_BlockErase(uint32_t BlockAddr);
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static void SPI_FLASH_BulkErase(void);
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static void SPI_FLASH_PageWrite(uint8_t* pBuffer, uint32_t WriteAddr, uint16_t NumByteToWrite);
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static void SPI_FLASH_BufferWrite(uint8_t* pBuffer, uint32_t WriteAddr, uint16_t NumByteToWrite);
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static void SPI_FLASH_BufferRead(uint8_t* pBuffer, uint32_t ReadAddr, uint16_t NumByteToRead);
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};
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extern W25QXXFlash W25QXX;
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