flash_api.h File Reference

This file provides mbed FLASH API. More...

`#include "device.h"`

## Functions

AmebaZ Only
void | flash_erase_chip (flash_t *obj)
| Erase the whole flash chip. More...

## Ameba Common

typedef struct flash_s | flash_t
void | flash_erase_sector (flash_t *obj, uint32_t address)
| Erase flash sector. More...
void | flash_erase_block (flash_t *obj, uint32_t address)
| Erase flash block(64KB) More...
int | flash_read_word (flash_t *obj, uint32_t address, uint32_t *data)
| Read a word from specified address. More...
int | flash_write_word (flash_t *obj, uint32_t address, uint32_t data)
| Write a word to specified address. More...
int | flash_stream_read (flash_t *obj, uint32_t address, uint32_t len, uint8_t *data)
| Read a stream of data from specified address. More...
int | flash_stream_write (flash_t *obj, uint32_t address, uint32_t len, uint8_t *data)
| Write a stream of data to specified address. More...
void | flash_write_protect (flash_t *obj, uint32_t protect)
| Control the flash chip write protect enable/disable. More...
int | flash_get_status (flash_t *obj)
| Get the value of status register1. More...
int | flash_set_status (flash_t *obj, uint32_t data)
| Set Status register to enable desired operation. More...
void | flash_reset_status (flash_t *obj)
| This function aims to reset the status register, please make sure the operation is appropriate. More...
int | flash_burst_write (flash_t *obj, uint32_t address, uint32_t Length, uint8_t *data)
| It is the same with flash_stream_write function which is used to write a stream of data to specified address. More...
int | flash_burst_read (flash_t *obj, uint32_t address, uint32_t Length, uint8_t *data)
| It is the same with flash_stream_read function which is used to read a stream of data from specified address. More...
int | flash_set_extend_addr (flash_t *obj, uint32_t data)
| This function is only for Micron 128MB flash to access beyond 16MB by switching between eight 16MB-area(segment). Please refer to flash datasheet for more information about memory mapping. More...
int | flash_get_extend_addr (flash_t *obj)
| This function is only for Micron 128MB flash to read from Extended Address Register, which shows the current segment. Please refer to flash datasheet for more information about memory mapping. More...
int | flash_read_id (flash_t *obj, uint8_t *buf, uint8_t len)
| Get flash ID (command: 0x9F). More...
int | flash_read_unique_id (flash_t *obj, uint8_t *buf, uint8_t len)
| This function is only for Winbond flash to get unique ID (command: 0x4B). More...

## Detailed Description

This file provides mbed FLASH API.

mbed Microcontroller Library

Author

Version
  V1.0.0

Attention

Copyright (c) 2006-2013 ARM Limited

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.