/** @defgroup flash_file FLASH * * @ingroup STM32F3xx * * @brief libopencm3 STM32F3xx FLASH * * @version 1.0.0 * * @author @htmlonly © @endhtmlonly 2010 * Thomas Otto * @author @htmlonly © @endhtmlonly 2010 * Mark Butler * * @date 14 January 2014 * * This library supports the FLASH memory controller in the STM32F3 * series of ARM Cortex Microcontrollers by ST Microelectronics. * * For the STM32F3xx, accessing FLASH memory is described in * section 3 of the STM32F3xx Reference Manual. * * LGPL License Terms @ref lgpl_license */ /* * This file is part of the libopencm3 project. * * Copyright (C) 2010 Thomas Otto * Copyright (C) 2010 Mark Butler * * This library is free software: you can redistribute it and/or modify * it under the terms of the GNU Lesser General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public License * along with this library. If not, see . */ /**@{*/ #include /*---------------------------------------------------------------------------*/ /** @brief Clear All Status Flags Clears program error, end of operation, busy flags. */ void flash_clear_status_flags(void) { flash_clear_pgperr_flag(); flash_clear_eop_flag(); flash_clear_bsy_flag(); } /** * Enable the FLASH Prefetch Buffer * This buffer is used for instruction fetches and is enabled by default after * reset. */ void flash_prefetch_enable(void) { FLASH_ACR |= FLASH_ACR_PRFTBE; } /** * Disable the FLASH Prefetch Buffer * This buffer is used for instruction fetches and is enabled by default after * reset. */ void flash_prefetch_disable(void) { FLASH_ACR &= ~FLASH_ACR_PRFTBE; } /**@}*/