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43 lines
1.4 KiB
43 lines
1.4 KiB
2 months ago
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/** @defgroup pwr_file Power/Sleep API
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* @brief SWM050 Power API.
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* @ingroup peripheral_apis
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* LGPL License Terms @ref lgpl_license
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* @author @htmlonly © @endhtmlonly 2019
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* Caleb Szalacinski <contact@skiboy.net>
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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) 2019 Caleb Szalacinski <contact@skiboy.net>
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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/swm050/sysctl.h>
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#include <libopencm3/swm050/pwr.h>
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/*---------------------------------------------------------------------------*/
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/** @brief Go into sleep mode
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Goes to sleep and wakes up on when GPIO pin 9 is pulled low. Please give
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yourself enough time to connect the debugger before calling this, in order to
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not get locked out of the MCU.
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*/
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void pwr_sleep(void)
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{
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SYSCTL_SYS_CFG_2 |= SYSCTL_SYS_CFG_2_SLEEP;
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}
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/**@}*/
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