/** @defgroup pwr_file PWR * * @ingroup STM32F7xx * * @brief libopencm3 STM32F7xx Power Control * * @version 1.0.0 * * @author @htmlonly © @endhtmlonly 2011 Stephen Caudle * @author @htmlonly © @endhtmlonly 2017 Matthew Lai * * @date 12 March 2017 * * This library supports the power control system for the * STM32F7 series of ARM Cortex Microcontrollers by ST Microelectronics. * * LGPL License Terms @ref lgpl_license */ /* * This file is part of the libopencm3 project. * * Copyright (C) 2011 Stephen Caudle * Copyright (C) 2017 Matthew Lai * * 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 void pwr_set_vos_scale(enum pwr_vos_scale scale) { PWR_CR1 &= ~PWR_CR1_VOS_MASK; if (scale == PWR_SCALE1) { PWR_CR1 |= PWR_CR1_VOS_SCALE_1; } else if (scale == PWR_SCALE2) { PWR_CR1 |= PWR_CR1_VOS_SCALE_2; } else if (scale == PWR_SCALE3) { PWR_CR1 |= PWR_CR1_VOS_SCALE_3; } } void pwr_enable_overdrive(void) { PWR_CR1 |= PWR_CR1_ODEN; while (!(PWR_CSR1 & PWR_CSR1_ODRDY)); PWR_CR1 |= PWR_CR1_ODSWEN; while (!(PWR_CSR1 & PWR_CSR1_ODSWRDY)); } void pwr_disable_overdrive(void) { PWR_CR1 &= ~(PWR_CR1_ODEN | PWR_CR1_ODSWEN); while (!(PWR_CSR1 & PWR_CSR1_ODSWRDY)); }