2 * Copyright (c) 2014, Texas Instruments Incorporated
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3 * All rights reserved.
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5 * Redistribution and use in source and binary forms, with or without
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6 * modification, are permitted provided that the following conditions
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9 * * Redistributions of source code must retain the above copyright
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10 * notice, this list of conditions and the following disclaimer.
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12 * * Redistributions in binary form must reproduce the above copyright
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13 * notice, this list of conditions and the following disclaimer in the
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14 * documentation and/or other materials provided with the distribution.
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16 * * Neither the name of Texas Instruments Incorporated nor the names of
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17 * its contributors may be used to endorse or promote products derived
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18 * from this software without specific prior written permission.
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20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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21 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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22 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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23 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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24 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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25 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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26 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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27 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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28 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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29 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
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30 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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32 //*****************************************************************************
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34 // pmm.c - Driver for the pmm Module.
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36 //*****************************************************************************
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38 //*****************************************************************************
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40 //! \addtogroup pmm_api pmm
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43 //*****************************************************************************
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45 #include "inc/hw_regaccess.h"
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46 #include "inc/hw_memmap.h"
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48 #ifdef __MSP430_HAS_PMM_FRAM__
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53 void PMM_enableLowPowerReset(void)
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55 HWREG8(PMM_BASE + OFS_PMMCTL0_H) = PMMPW_H;
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56 HWREG8(PMM_BASE + OFS_PMMCTL0) |= PMMLPRST;
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57 HWREG8(PMM_BASE + OFS_PMMCTL0_H) = 0x00;
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60 void PMM_disableLowPowerReset(void)
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62 HWREG8(PMM_BASE + OFS_PMMCTL0_H) = PMMPW_H;
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63 HWREG8(PMM_BASE + OFS_PMMCTL0) &= ~PMMLPRST;
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64 HWREG8(PMM_BASE + OFS_PMMCTL0_H) = 0x00;
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67 void PMM_enableSVSH(void)
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69 HWREG8(PMM_BASE + OFS_PMMCTL0_H) = PMMPW_H;
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70 HWREG8(PMM_BASE + OFS_PMMCTL0_L) |= SVSHE;
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71 HWREG8(PMM_BASE + OFS_PMMCTL0_H) = 0x00;
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74 void PMM_disableSVSH(void)
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76 HWREG8(PMM_BASE + OFS_PMMCTL0_H) = PMMPW_H;
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77 HWREG8(PMM_BASE + OFS_PMMCTL0_L) &= ~SVSHE;
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78 HWREG8(PMM_BASE + OFS_PMMCTL0_H) = 0x00;
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81 void PMM_turnOnRegulator(void)
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83 HWREG8(PMM_BASE + OFS_PMMCTL0_H) = PMMPW_H;
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84 HWREG8(PMM_BASE + OFS_PMMCTL0) &= ~PMMREGOFF;
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85 HWREG8(PMM_BASE + OFS_PMMCTL0_H) = 0x00;
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88 void PMM_turnOffRegulator(void)
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90 HWREG8(PMM_BASE + OFS_PMMCTL0_H) = PMMPW_H;
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91 HWREG8(PMM_BASE + OFS_PMMCTL0) |= PMMREGOFF;
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92 HWREG8(PMM_BASE + OFS_PMMCTL0_H) = 0x00;
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95 void PMM_trigPOR(void)
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97 HWREG8(PMM_BASE + OFS_PMMCTL0_H) = PMMPW_H;
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98 HWREG8(PMM_BASE + OFS_PMMCTL0) |= PMMSWPOR;
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99 HWREG8(PMM_BASE + OFS_PMMCTL0_H) = 0x00;
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102 void PMM_trigBOR(void)
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104 HWREG8(PMM_BASE + OFS_PMMCTL0_H) = PMMPW_H;
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105 HWREG8(PMM_BASE + OFS_PMMCTL0) |= PMMSWBOR;
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106 HWREG8(PMM_BASE + OFS_PMMCTL0_H) = 0x00;
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109 void PMM_clearInterrupt(uint16_t mask)
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111 HWREG8(PMM_BASE + OFS_PMMCTL0_H) = PMMPW_H;
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112 HWREG16(PMM_BASE + OFS_PMMIFG) &= ~mask;
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113 HWREG8(PMM_BASE + OFS_PMMCTL0_H) = 0x00;
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116 uint16_t PMM_getInterruptStatus(uint16_t mask)
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118 return ((HWREG16(PMM_BASE + OFS_PMMIFG)) & mask);
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121 void PMM_unlockLPM5(void)
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123 HWREG8(PMM_BASE + OFS_PM5CTL0) &= ~LOCKLPM5;
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127 //*****************************************************************************
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129 //! Close the doxygen group for pmm_api
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132 //*****************************************************************************
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