Junichi Katsu / nRF51822

テスト用

Fork of nRF51822 by Nordic Semiconductor

nordic/nrf-sdk/nrf_nvmc.h@0:eff01767de02, 2014-03-26 (annotated)

Committer:
bogdanm
Date:
Wed Mar 26 14:38:17 2014 +0000
Revision:
0:eff01767de02
Child:
37:c29c330d942c
Initial import of the nRF51822 code

Who changed what in which revision?

UserRevisionLine numberNew contents of line
bogdanm 0:eff01767de02 1 /* Copyright (c) 2012 Nordic Semiconductor. All Rights Reserved.
bogdanm 0:eff01767de02 2 *
bogdanm 0:eff01767de02 3 * The information contained herein is confidential property of Nordic
bogdanm 0:eff01767de02 4 * Semiconductor ASA.Terms and conditions of usage are described in detail
bogdanm 0:eff01767de02 5 * in NORDIC SEMICONDUCTOR STANDARD SOFTWARE LICENSE AGREEMENT.
bogdanm 0:eff01767de02 6 *
bogdanm 0:eff01767de02 7 * Licensees are granted free, non-transferable use of the information. NO
bogdanm 0:eff01767de02 8 * WARRANTY of ANY KIND is provided. This heading must NOT be removed from
bogdanm 0:eff01767de02 9 * the file.
bogdanm 0:eff01767de02 10 *
bogdanm 0:eff01767de02 11 * $LastChangedRevision: 17685 $
bogdanm 0:eff01767de02 12 */
bogdanm 0:eff01767de02 13
bogdanm 0:eff01767de02 14 /**
bogdanm 0:eff01767de02 15 * @file
bogdanm 0:eff01767de02 16 * @brief NMVC driver API.
bogdanm 0:eff01767de02 17 */
bogdanm 0:eff01767de02 18
bogdanm 0:eff01767de02 19 #ifndef NRF_NVMC_H__
bogdanm 0:eff01767de02 20 #define NRF_NVMC_H__
bogdanm 0:eff01767de02 21
bogdanm 0:eff01767de02 22 #include <stdint.h>
bogdanm 0:eff01767de02 23 #include "nordic_global.h"
bogdanm 0:eff01767de02 24
bogdanm 0:eff01767de02 25
bogdanm 0:eff01767de02 26 /**
bogdanm 0:eff01767de02 27 * @defgroup nrf_nvmc Non-volatile memory controller
bogdanm 0:eff01767de02 28 * @{
bogdanm 0:eff01767de02 29 * @ingroup nrf_drivers
bogdanm 0:eff01767de02 30 * @brief Driver for the nRF51 NVMC peripheral.
bogdanm 0:eff01767de02 31 *
bogdanm 0:eff01767de02 32 * This driver allows writing to the non-volatile memory (NVM) regions
bogdanm 0:eff01767de02 33 * of the nRF51. In order to write to NVM the controller must be powered
bogdanm 0:eff01767de02 34 * on and the relevant page must be erased.
bogdanm 0:eff01767de02 35 *
bogdanm 0:eff01767de02 36 */
bogdanm 0:eff01767de02 37
bogdanm 0:eff01767de02 38
bogdanm 0:eff01767de02 39 /**
bogdanm 0:eff01767de02 40 * @brief Erase a page in flash. This is required before writing to any
bogdanm 0:eff01767de02 41 * address in the page.
bogdanm 0:eff01767de02 42 *
bogdanm 0:eff01767de02 43 * @param address Start address of the page.
bogdanm 0:eff01767de02 44 */
bogdanm 0:eff01767de02 45 void nrf_nvmc_page_erase(uint32_t address);
bogdanm 0:eff01767de02 46
bogdanm 0:eff01767de02 47
bogdanm 0:eff01767de02 48 /**
bogdanm 0:eff01767de02 49 * @brief Write a single byte to flash.
bogdanm 0:eff01767de02 50 *
bogdanm 0:eff01767de02 51 * The function reads the word containing the byte, and then
bogdanm 0:eff01767de02 52 * rewrites the entire word.
bogdanm 0:eff01767de02 53 *
bogdanm 0:eff01767de02 54 * @param address Address to write to.
bogdanm 0:eff01767de02 55 * @param value Value to write.
bogdanm 0:eff01767de02 56 */
bogdanm 0:eff01767de02 57 void nrf_nvmc_write_byte(uint32_t address , uint8_t value);
bogdanm 0:eff01767de02 58
bogdanm 0:eff01767de02 59
bogdanm 0:eff01767de02 60 /**
bogdanm 0:eff01767de02 61 * @brief Write a 32-bit word to flash.
bogdanm 0:eff01767de02 62 * @param address Address to write to.
bogdanm 0:eff01767de02 63 * @param value Value to write.
bogdanm 0:eff01767de02 64 */
bogdanm 0:eff01767de02 65 void nrf_nvmc_write_word(uint32_t address, uint32_t value);
bogdanm 0:eff01767de02 66
bogdanm 0:eff01767de02 67
bogdanm 0:eff01767de02 68 /**
bogdanm 0:eff01767de02 69 * @brief Write consecutive bytes to flash.
bogdanm 0:eff01767de02 70 *
bogdanm 0:eff01767de02 71 * @param address Address to write to.
bogdanm 0:eff01767de02 72 * @param src Pointer to data to copy from.
bogdanm 0:eff01767de02 73 * @param num_bytes Number of bytes in src to write.
bogdanm 0:eff01767de02 74 */
bogdanm 0:eff01767de02 75 void nrf_nvmc_write_bytes(uint32_t address, const uint8_t * src, uint32_t num_bytes);
bogdanm 0:eff01767de02 76
bogdanm 0:eff01767de02 77
bogdanm 0:eff01767de02 78 /**
bogdanm 0:eff01767de02 79 @ @brief Write consecutive words to flash.
bogdanm 0:eff01767de02 80 *
bogdanm 0:eff01767de02 81 * @param address Address to write to.
bogdanm 0:eff01767de02 82 * @param src Pointer to data to copy from.
bogdanm 0:eff01767de02 83 * @param num_words Number of bytes in src to write.
bogdanm 0:eff01767de02 84 */
bogdanm 0:eff01767de02 85 void nrf_nvmc_write_words(uint32_t address, const uint32_t * src, uint32_t num_words);
bogdanm 0:eff01767de02 86
bogdanm 0:eff01767de02 87
bogdanm 0:eff01767de02 88 #endif // NRF_NVMC_H__
bogdanm 0:eff01767de02 89 /** @} */
bogdanm 0:eff01767de02 90
bogdanm 0:eff01767de02 91