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84 lines
2.4 KiB
84 lines
2.4 KiB
3 months ago
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/** @defgroup flash_file FLASH peripheral API
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*
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* @ingroup peripheral_apis
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*
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* @brief <b>libopencm3 STM32F4xx FLASH</b>
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*
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* @version 1.0.0
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*
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* @author @htmlonly © @endhtmlonly 2010
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* Thomas Otto <tommi@viadmin.org>
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* @author @htmlonly © @endhtmlonly 2010
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* Mark Butler <mbutler@physics.otago.ac.nz>
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*
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* @date 14 January 2014
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*
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* This library supports the FLASH memory controller in the STM32F4
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* series of ARM Cortex Microcontrollers by ST Microelectronics.
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*
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* For the STM32F4xx, accessing FLASH memory is described briefly in
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* section 2.3.3 of the STM32F4xx Reference Manual.
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* For detailed programming information see:
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* PM0081 programming manual: STM32F10xxx Flash programming
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* September 2011, Doc ID 018520 Rev 1
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*
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* LGPL License Terms @ref lgpl_license
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*/
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/*
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* This file is part of the libopencm3 project.
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*
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* Copyright (C) 2010 Thomas Otto <tommi@viadmin.org>
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* Copyright (C) 2010 Mark Butler <mbutler@physics.otago.ac.nz>
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*
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* This library is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
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/**@{*/
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#include <libopencm3/stm32/flash.h>
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void flash_wait_for_last_operation(void)
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{
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while ((FLASH_SR & FLASH_SR_BSY) == FLASH_SR_BSY);
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}
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/*---------------------------------------------------------------------------*/
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/** @brief Clear the Programming Sequence Error Flag
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This flag is set when incorrect programming configuration has been made.
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*/
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void flash_clear_pgserr_flag(void)
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{
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FLASH_SR |= FLASH_SR_PGSERR;
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}
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/*---------------------------------------------------------------------------*/
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/** @brief Clear All Status Flags
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Program error, end of operation, write protect error, busy.
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*/
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void flash_clear_status_flags(void)
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{
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flash_clear_pgserr_flag();
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flash_clear_pgaerr_flag();
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flash_clear_wrperr_flag();
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flash_clear_pgperr_flag();
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flash_clear_eop_flag();
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}
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/**@}*/
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