Mbed OS Reference | MX25L51245G_config.h Source File

 /* mbed Microcontroller Library
  * Copyright (c) 2018-2018 ARM Limited
  * SPDX-License-Identifier: Apache-2.0
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
  *     http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
 #ifndef MBED_QSPI_FLASH_MX25L51245G_H
 #define MBED_QSPI_FLASH_MX25L51245G_H
 
 
 #define QSPI_FLASH_CHIP_STRING "macronix MX25L51245G"
 
 // Command for reading status register
 #define QSPI_CMD_RDSR                           0x05
 // Command for reading configuration register
 #define QSPI_CMD_RDCR0                          0x15
 // Command for writing status/configuration register
 #define QSPI_CMD_WRSR                           0x01
 // Command for reading security register
 #define QSPI_CMD_RDSCUR                         0x2B
 
 // Command for setting Reset Enable
 #define QSPI_CMD_RSTEN                          0x66
 // Command for setting Reset
 #define QSPI_CMD_RST                            0x99
 
 // Command for setting write enable
 #define QSPI_CMD_WREN                           0x06
 // Command for setting write disable
 #define QSPI_CMD_WRDI                           0x04
 
 // WRSR operations max time [us] (datasheet max time + 15%)
 #define QSPI_WRSR_MAX_TIME                      34500   // 30ms
 // general wait max time [us]
 #define QSPI_WAIT_MAX_TIME                      100000  // 100ms
 
 
 // Commands for writing (page programming)
 #define QSPI_CMD_WRITE_1IO                      0x02    // 1-1-1 mode
 #define QSPI_CMD_WRITE_4IO                      0x38    // 1-4-4 mode
 
 // write operations max time [us] (datasheet max time + 15%)
 #define QSPI_PAGE_PROG_MAX_TIME                 11500   // 10ms
 
 #define QSPI_PAGE_SIZE                          256     // 256B
 #define QSPI_SECTOR_SIZE                        4096    // 4kB
 #define QSPI_SECTOR_COUNT                       2048    // 
 
 // Commands for reading
 #define QSPI_CMD_READ_1IO_FAST                  0x0B   // 1-1-1 mode
 #define QSPI_CMD_READ_1IO                       0x03   // 1-1-1 mode
 #define QSPI_CMD_READ_2IO                       0xBB   // 1-2-2 mode
 #define QSPI_CMD_READ_1I2O                      0x3B   // 1-1-2 mode
 #define QSPI_CMD_READ_4IO                       0xEB   // 1-4-4 mode
 #define QSPI_CMD_READ_1I4O                      0x6B   // 1-1-4 mode
 
 #define QSPI_READ_1IO_DUMMY_CYCLE               0
 #define QSPI_READ_FAST_DUMMY_CYCLE              8
 #define QSPI_READ_2IO_DUMMY_CYCLE               4
 #define QSPI_READ_1I2O_DUMMY_CYCLE              8
 #define QSPI_READ_4IO_DUMMY_CYCLE               6
 #define QSPI_READ_1I4O_DUMMY_CYCLE              8
 
 // Commands for erasing
 #define QSPI_CMD_ERASE_SECTOR                   0x20    // 4kB
 #define QSPI_CMD_ERASE_BLOCK_32                 0x52    // 32kB
 #define QSPI_CMD_ERASE_BLOCK_64                 0xD8    // 64kB
 #define QSPI_CMD_ERASE_CHIP                     0x60    // or 0xC7
 
 // erase operations max time [us] (datasheet max time + 15%)
 #define QSPI_ERASE_SECTOR_MAX_TIME              480000      // 400 ms
 #define QSPI_ERASE_BLOCK_32_MAX_TIME            1200000     // 1s
 #define QSPI_ERASE_BLOCK_64_MAX_TIME            2400000     // 2s
 
 // max frequency for basic rw operation (for fast mode)
 #define QSPI_COMMON_MAX_FREQUENCY               32000000
 
 #define QSPI_STATUS_REG_SIZE                    1
 #define QSPI_CONFIG_REG_0_SIZE                  2
 #define QSPI_SECURITY_REG_SIZE                  1
 #define QSPI_MAX_REG_SIZE                       2
 
 // status register
 #define STATUS_BIT_WIP   (1 << 0)   // write in progress bit
 #define STATUS_BIT_WEL   (1 << 1)   // write enable latch
 #define STATUS_BIT_BP0   (1 << 2)   //
 #define STATUS_BIT_BP1   (1 << 3)   //
 #define STATUS_BIT_BP2   (1 << 4)   //
 #define STATUS_BIT_BP3   (1 << 5)   //
 #define STATUS_BIT_QE    (1 << 6)   // Quad Enable
 #define STATUS_BIT_SRWD  (1 << 7)   // status register write protect
 
 // configuration register 0
 // bit 0, 1, 2, 4, 5, 7 reserved
 #define CONFIG0_BIT_TB   (1 << 3)   // Top/Bottom area protect
 
 #endif // MBED_QSPI_FLASH_MX25L51245G_H
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