86 lines
2.4 KiB
C
86 lines
2.4 KiB
C
/******************************************************************************
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* The MIT License
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*
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* Copyright (c) 2010 LeafLabs, LLC.
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*
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* Permission is hereby granted, free of charge, to any person
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* obtaining a copy of this software and associated documentation
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* files (the "Software"), to deal in the Software without
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* restriction, including without limitation the rights to use, copy,
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* modify, merge, publish, distribute, sublicense, and/or sell copies
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* of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*****************************************************************************/
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/**
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* @file pwr.h
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* @brief Power control (PWR) defines.
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*/
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#include "libmaple.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/** Power interface register map. */
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typedef struct pwr_reg_map {
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__io uint32 CR; /**< Control register */
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__io uint32 CSR; /**< Control and status register */
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} pwr_reg_map;
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/** Power peripheral register map base pointer. */
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#define PWR_BASE ((struct pwr_reg_map*)0x40007000)
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/*
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* Register bit definitions
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*/
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/* Control register */
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/** Disable backup domain write protection bit */
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#define PWR_CR_DBP 8
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/** Power voltage detector enable bit */
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#define PWR_CR_PVDE 4
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/** Clear standby flag bit */
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#define PWR_CR_CSBF 3
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/** Clear wakeup flag bit */
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#define PWR_CR_CWUF 2
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/** Power down deepsleep bit */
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#define PWR_CR_PDDS 1
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/** Low-power deepsleep bit */
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#define PWR_CR_LPDS 0
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/* Control and status register */
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/** Enable wakeup pin bit */
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#define PWR_CSR_EWUP 8
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/** PVD output bit */
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#define PWR_CSR_PVDO 2
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/** Standby flag bit */
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#define PWR_CSR_SBF 1
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/** Wakeup flag bit */
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#define PWR_CSR_WUF 0
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/*
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* Convenience functions
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*/
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void pwr_init(void);
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#ifdef __cplusplus
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}
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#endif
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