Firmware2/Marlin/src/libs/W25Qxx.h
Victor Oliveira 0a1b865987
W25QXX SPI Flash support (#18897)
Co-authored-by: Scott Lahteine <thinkyhead@users.noreply.github.com>
2020-08-08 19:24:31 -05:00

77 lines
2.7 KiB
C++

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