Diff: S25FS256/S25FS512.h

Revision:

22:5c07298d3383

diff -r de62f413b500 -r 5c07298d3383 S25FS256/S25FS512.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/S25FS256/S25FS512.h	Mon Aug 26 08:11:41 2019 +0000
@@ -0,0 +1,187 @@
+/*******************************************************************************
+ * Copyright (C) 2016 Maxim Integrated Products, Inc., All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ * IN NO EVENT SHALL MAXIM INTEGRATED BE LIABLE FOR ANY CLAIM, DAMAGES
+ * OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Except as contained in this notice, the name of Maxim Integrated
+ * Products, Inc. shall not be used except as stated in the Maxim Integrated
+ * Products, Inc. Branding Policy.
+ *
+ * The mere transfer of this software does not imply any licenses
+ * of trade secrets, proprietary technology, copyrights, patents,
+ * trademarks, maskwork rights, or any other form of intellectual
+ * property whatsoever. Maxim Integrated Products, Inc. retains all
+ * ownership rights.
+ *******************************************************************************
+ */
+#ifndef S25FS512_H_
+#define S25FS512_H_
+
+#include "mbed.h"
+#include "QuadSpiInterface.h"
+
+
+#define ADDRESS_INC_4K      0x1000
+#define ADDRESS_INC_32K     0x8000
+#define ADDRESS_INC_64K     0x10000
+
+#define ADDRESS_4K_START        0x0
+#define ADDRESS_4K_END          0x8000  
+  
+#define ADDRESS_32K_START       0x8000
+#define ADDRESS_32k_END         0x10000  
+  
+#define ADDRESS_64K_START       0x10000
+#define ADDRESS_64k_END         0x2000000  
+
+#define SIZE_OF_EXTERNAL_FLASH  0x2000000 // 33,554,432 Bytes
+#define SIZE_OF_PAGE            0x100
+
+#define IOMUX_IO_ENABLE              1
+
+#define S25FS512_SPI_PORT            1
+#define S25FS512_CS_PIN              0
+#define S25FS512_CS_POLARITY         0
+#define S25FS512_CS_ACTIVITY_DELAY   0
+#define S25FS512_CS_INACTIVITY_DELAY 0
+#define S25FS512_CLK_HI              4
+#define S25FS512_CLK_LOW             4
+#define S25FS512_ALT_CLK             0
+#define S25FS512_CLK_POLARITY        0
+#define S25FS512_CLK_PHASE           0
+#define S25FS512_WRITE               1
+#define S25FS512_READ                0
+
+///< Byte addresses for flash configuration
+#define Address_CR1NV   0x00000002
+#define Address_CR1V    0x00800002
+#define Address_CR2NV   0x00000003
+#define Address_CR2V    0x00800003
+
+#define INT_PORT_B 3
+#define INT_PIN_B 6
+
+
+class S25FS512 {
+public:
+
+  ///< @detail S25FS512 Commands
+  typedef enum{ 
+    Write_Reg              = 0x01,
+    Read_Status_Reg1       = 0x05,
+    Write_Enable           = 0x06,
+    Erase_4k               = 0x20,
+    Bulk_Erase             = 0x60,
+    Read_Any_Reg           = 0x65,
+    Software_Reset_Enable  = 0x66,
+    Write_Any_Reg          = 0x71,
+    Software_Reset         = 0x99,
+    Read_Id                = 0x9F,
+    Erase_64k_256k         = 0xD8,
+    Quad_IO_Read           = 0xEB,
+  } S25FS512_Commands_t;
+
+  S25FS512(QuadSpiInterface *_quadSpiInterface);
+  ~S25FS512(void);
+
+  QuadSpiInterface *quadSpiInterface;
+
+  /** @brief Initialize the driver
+  */
+  void init(void);
+
+  /** @brief Detect the presence of the flash device
+  */
+  uint8_t detect(void);
+
+  /** @brief Read the identification of the flash
+  */
+  int8_t readIdentification(uint8_t *dataArray, uint8_t length);
+
+  /** @brief Bulk erase the flash device
+  */
+  int8_t bulkErase_Helper(void);
+
+  /** @brief Erase Parameter Sectors
+  */
+  int8_t parameterSectorErase_Helper(uint32_t address);
+
+  /** @brief Write a Page
+  */
+  int8_t writePage_Helper(uint32_t pageNumber, uint8_t *buffer, uint32_t offset);
+  
+  /** @brief Read a Page 
+  */
+  int8_t readPages_Helper(uint32_t startPageNumber,uint32_t endPageNumber, uint8_t *buffer, uint32_t offset);
+
+  /** @brief Erase a Sector 
+  @param address Address of sector to erase
+  */
+  int8_t sectorErase_Helper(uint32_t address);
+
+  /** @brief Scans through byte pointer for a page worth of data to see if the page is all FFs
+  @param ptr Byte pointer to buffer to scan
+  @return Returns a 1 if the page is empty, 0 if it is not all FFs
+  */
+  bool isPageEmpty(uint8_t *ptr);
+
+  /** @brief Issue a software reset to the flash device 
+  */
+  uint8_t reset(void);
+
+  /** @brief Enable a hardware reset
+  */
+  uint8_t enableHWReset(void);
+  
+  /** @brief Read the id byte of this device 
+  */
+  void readID(uint8_t *id);
+
+  void test_verifyPage0Empty(uint8_t *ptr, int currentPage, int pagesWrittenTo);
+
+  int8_t readPartialPage_Helper(uint32_t pageNumber, uint8_t *buffer, uint32_t count);
+
+private:
+  void disableInterrupt(uint8_t state);
+  int8_t reg_write_read_multiple_quad_last(uint8_t *dataIn, uint8_t numberIn, uint8_t *dataOut, uint8_t numberOut, uint8_t last);
+  int8_t reg_write_read_multiple_quad(uint8_t *dataIn, uint8_t numberIn, uint8_t *dataOut, uint8_t numberOut);
+  int8_t reg_write_read_multiple_4Wire(uint8_t *bufferOut, uint8_t numberOut, uint8_t *bufferIn, uint8_t numberIn);
+  uint8_t spiWriteRead (uint8_t writeNumber,uint8_t *writeData, uint8_t readNumber, uint8_t *readData);
+  uint8_t spiWriteRead4Wire(uint8_t writeNumber,uint8_t *writeData, uint8_t readNumber, uint8_t *readData);
+  int8_t writeAnyRegister(uint32_t address, uint8_t data);
+  int8_t writeAnyRegister4Wire(uint32_t address, uint8_t data);
+  int8_t writeRegisters(void);
+  uint8_t wren(void);
+  int setQuadMode(void);
+  int wren4Wire(void);
+  // int8_t setQuadMode();
+  int8_t readAnyRegister(uint32_t address, uint8_t *data, uint32_t length);
+  int8_t bulkErase(void);
+  int8_t pageProgram(uint32_t address, uint8_t *buffer);
+  int8_t quadIoRead_Pages(uint32_t address, uint8_t *buffer, uint32_t numberOfPages);
+  int8_t checkBusy(void);
+  void waitTillNotBusy(void);
+  int8_t sectorErase(uint32_t address);
+  int8_t parameterSectorErase(uint32_t address);
+  int8_t quadIoRead_PartialPage(uint32_t address, uint8_t *buffer, uint32_t numberOfBytesInPage);
+
+  uint8_t flashBuffer[257 + 10];
+};
+#endif /* S25FS512_H_ */
+