/* --COPYRIGHT--,BSD * Copyright (c) 2016, Texas Instruments Incorporated * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * * Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * * Neither the name of Texas Instruments Incorporated nor the names of * its contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * --/COPYRIGHT--*/ //***************************************************************************** // // pmm.h - Driver for the PMM Module. // //***************************************************************************** #ifndef __MSP430WARE_PMM_H__ #define __MSP430WARE_PMM_H__ #include "inc/hw_memmap.h" #ifdef __MSP430_HAS_PMM_FRAM__ //***************************************************************************** // // If building with a C++ compiler, make all of the definitions in this header // have a C binding. // //***************************************************************************** #ifdef __cplusplus extern "C" { #endif //***************************************************************************** // // The following are values that can be passed to the mask parameter for // functions: PMM_clearInterrupt(), and PMM_getInterruptStatus() as well as // returned by the PMM_getInterruptStatus() function. // //***************************************************************************** #define PMM_BOR_INTERRUPT PMMBORIFG #define PMM_RST_INTERRUPT PMMRSTIFG #define PMM_POR_INTERRUPT PMMPORIFG #define PMM_SVSH_INTERRUPT SVSHIFG #define PMM_LPM5_INTERRUPT PMMLPM5IFG #define PMM_ALL (0xA7) //***************************************************************************** // // The following are values that can be passed toThe following are values that // can be returned by the PMM_getBandgapMode() function. // //***************************************************************************** #define PMM_STATICMODE (0x0) #define PMM_SAMPLEMODE BGMODE //***************************************************************************** // // The following are values that can be passed toThe following are values that // can be returned by the PMM_isBandgapActive() function. // //***************************************************************************** #define PMM_REFBG_INACTIVE (0x0) #define PMM_REFBG_ACTIVE REFBGACT //***************************************************************************** // // The following are values that can be passed toThe following are values that // can be returned by the PMM_isRefGenActive() function. // //***************************************************************************** #define PMM_REFGEN_INACTIVE (0x0) #define PMM_REFGEN_ACTIVE REFGENACT //***************************************************************************** // // The following are values that can be passed toThe following are values that // can be returned by the PMM_getBufferedBandgapVoltageStatus() function. // //***************************************************************************** #define PMM_REFBG_NOTREADY (0x0) #define PMM_REFBG_READY REFBGRDY //***************************************************************************** // // The following are values that can be passed toThe following are values that // can be returned by the PMM_getVariableReferenceVoltageStatus() function. // //***************************************************************************** #define PMM_REFGEN_NOTREADY (0x0) #define PMM_REFGEN_READY REFGENRDY //***************************************************************************** // // The following are values that can be passed to the refV parameter for // functions: PMM_selectVoltageReference(). // //***************************************************************************** #define PMM_REFVSEL_1_5V REFVSEL_0 #define PMM_REFVSEL_2_0V REFVSEL_1 #define PMM_REFVSEL_2_5V REFVSEL_2 //***************************************************************************** // // Prototypes for the APIs. // //***************************************************************************** //***************************************************************************** // //! \brief Enables the high-side SVS circuitry //! //! //! Modified bits of \b PMMCTL0 register. //! //! \return None // //***************************************************************************** extern void PMM_enableSVSH(void); //***************************************************************************** // //! \brief Disables the high-side SVS circuitry //! //! //! Modified bits of \b PMMCTL0 register. //! //! \return None // //***************************************************************************** extern void PMM_disableSVSH(void); //***************************************************************************** // //! \brief Makes the low-dropout voltage regulator (LDO) remain ON when going //! into LPM 3/4. //! //! //! Modified bits of \b PMMCTL0 register. //! //! \return None // //***************************************************************************** extern void PMM_turnOnRegulator(void); //***************************************************************************** // //! \brief Turns OFF the low-dropout voltage regulator (LDO) when going into //! LPM3/4, thus the system will enter LPM3.5 or LPM4.5 respectively //! //! //! Modified bits of \b PMMCTL0 register. //! //! \return None // //***************************************************************************** extern void PMM_turnOffRegulator(void); //***************************************************************************** // //! \brief Calling this function will trigger a software Power On Reset (POR). //! //! //! Modified bits of \b PMMCTL0 register. //! //! \return None // //***************************************************************************** extern void PMM_trigPOR(void); //***************************************************************************** // //! \brief Calling this function will trigger a software Brown Out Rest (BOR). //! //! //! Modified bits of \b PMMCTL0 register. //! //! \return None // //***************************************************************************** extern void PMM_trigBOR(void); //***************************************************************************** // //! \brief Clears interrupt flags for the PMM //! //! \param mask is the mask for specifying the required flag //! Mask value is the logical OR of any of the following: //! - \b PMM_BOR_INTERRUPT - Software BOR interrupt //! - \b PMM_RST_INTERRUPT - RESET pin interrupt //! - \b PMM_POR_INTERRUPT - Software POR interrupt //! - \b PMM_SVSH_INTERRUPT - SVS high side interrupt //! - \b PMM_LPM5_INTERRUPT - LPM5 indication //! - \b PMM_ALL - All interrupts //! //! Modified bits of \b PMMCTL0 register and bits of \b PMMIFG register. //! //! \return None // //***************************************************************************** extern void PMM_clearInterrupt(uint16_t mask); //***************************************************************************** // //! \brief Returns interrupt status //! //! \param mask is the mask for specifying the required flag //! Mask value is the logical OR of any of the following: //! - \b PMM_BOR_INTERRUPT - Software BOR interrupt //! - \b PMM_RST_INTERRUPT - RESET pin interrupt //! - \b PMM_POR_INTERRUPT - Software POR interrupt //! - \b PMM_SVSH_INTERRUPT - SVS high side interrupt //! - \b PMM_LPM5_INTERRUPT - LPM5 indication //! - \b PMM_ALL - All interrupts //! //! \return Logical OR of any of the following: //! - \b PMM_BOR_INTERRUPT Software BOR interrupt //! - \b PMM_RST_INTERRUPT RESET pin interrupt //! - \b PMM_POR_INTERRUPT Software POR interrupt //! - \b PMM_SVSH_INTERRUPT SVS high side interrupt //! - \b PMM_LPM5_INTERRUPT LPM5 indication //! - \b PMM_ALL All interrupts //! \n indicating the status of the selected interrupt flags // //***************************************************************************** extern uint16_t PMM_getInterruptStatus(uint16_t mask); //***************************************************************************** // //! \brief Unlock LPM5 //! //! LPMx.5 configuration is not locked and defaults to its reset condition. //! Disable the GPIO power-on default high-impedance mode to activate //! previously configured port settings. //! //! //! \return None // //***************************************************************************** extern void PMM_unlockLPM5(void); //***************************************************************************** // //! \brief Returns the bandgap mode of the PMM module. //! //! This function is used to return the bandgap mode of the PMM module, //! requested by the peripherals using the bandgap. If a peripheral requests //! static mode, then the bandgap mode will be static for all modules, whereas //! if all of the peripherals using the bandgap request sample mode, then that //! will be the mode returned. Sample mode allows the bandgap to be active only //! when necessary to save on power consumption, static mode requires the //! bandgap to be active until no peripherals are using it anymore. //! //! //! \return The bandgap mode of the PMM module: //! Return Logical OR of any of the following: //! - \b PMM_STATICMODE if the bandgap is operating in static mode //! - \b PMM_SAMPLEMODE if the bandgap is operating in sample mode // //***************************************************************************** extern uint16_t PMM_getBandgapMode(void); //***************************************************************************** // //! \brief Returns the active status of the bandgap in the PMM module. //! //! This function is used to return the active status of the bandgap in the PMM //! module. If the bandgap is in use by a peripheral, then the status will be //! seen as active. //! //! //! \return The bandgap active status of the PMM module: //! Return Logical OR of any of the following: //! - \b PMM_REFBG_INACTIVE if the bandgap is not being used at the //! time of query //! - \b PMM_REFBG_ACTIVE if the bandgap is being used at the time of //! query // //***************************************************************************** extern uint16_t PMM_isBandgapActive(void); //***************************************************************************** // //! \brief Returns the active status of the reference generator in the PMM //! module. //! //! This function is used to return the active status of the reference //! generator in the PMM module. If the reference generator is on and ready to //! use, then the status will be seen as active. //! //! //! \return The reference generator active status of the PMM module: //! Return Logical OR of any of the following: //! - \b PMM_REFGEN_INACTIVE if the reference generator is off and not //! operating //! - \b PMM_REFGEN_ACTIVE if the reference generator is on and ready //! to be used // //***************************************************************************** extern uint16_t PMM_isRefGenActive(void); //***************************************************************************** // //! \brief Returns the active status of the reference generator in the PMM //! module. //! //! This function is used to return the ready status of the buffered bandgap //! voltage in the PMM module. If the buffered bandgap voltage is ready to use, //! the ready status will be returned. //! //! //! \return The buffered bandgap voltage ready status of the PMM module: //! Return Logical OR of any of the following: //! - \b PMM_REFBG_NOTREADY if buffered bandgap voltage is NOT ready to //! be used //! - \b PMM_REFBG_READY if buffered bandgap voltage ready to be used // //***************************************************************************** extern uint16_t PMM_getBufferedBandgapVoltageStatus(void); //***************************************************************************** // //! \brief Returns the busy status of the variable reference voltage in the PMM //! module. //! //! This function is used to return the ready status of the variable reference //! voltage in the REFPMM module. If the reference generator is on and ready to //! use, then the ready status will be returned. //! //! //! \return The variable reference voltage active status of the PMM module: //! Return Logical OR of any of the following: //! - \b PMM_REFGEN_NOTREADY if variable reference voltage is NOT ready //! to be used //! - \b PMM_REFGEN_READY if variable reference voltage ready to be //! used // //***************************************************************************** extern uint16_t PMM_getVariableReferenceVoltageStatus(void); //***************************************************************************** // //! \brief Disables the internal temperature sensor to save power consumption. //! //! This function is used to turn off the internal temperature sensor to save //! on power consumption. The temperature sensor is disabled by default. //! //! //! Modified bits are \b TSENSOREN of \b PMMCTL2 register. //! //! \return None // //***************************************************************************** extern void PMM_disableTempSensor(void); //***************************************************************************** // //! \brief Enables the internal temperature sensor. //! //! This function is used to turn on the internal temperature sensor to use by //! other peripherals. The temperature sensor is disabled by default. //! //! //! Modified bits are \b TSENSOREN of \b PMMCTL2 register. //! //! \return None // //***************************************************************************** extern void PMM_enableTempSensor(void); //***************************************************************************** // //! \brief Disables the external reference output. //! //! This function is used to disable the external reference output. The //! external reference is connected to a given external ADC channel. The //! external reference is disabled by default. //! //! //! Modified bits are \b EXTREFEN of \b PMMCTL2 register. //! //! \return None // //***************************************************************************** extern void PMM_disableExternalReference(void); //***************************************************************************** // //! \brief Enables the external reference output. //! //! This function is used to enable the external reference output. The external //! reference is connected to a given external ADC channel. The external //! reference is disabled by default. //! //! //! Modified bits are \b EXTREFEN of \b PMMCTL2 register. //! //! \return None // //***************************************************************************** extern void PMM_enableExternalReference(void); //***************************************************************************** // //! \brief Disables the internal reference output. //! //! This function is used to disable the internal reference output. The //! internal reference is internally connected to the ADC channel. The internal //! reference is disabled by default. //! //! //! Modified bits are \b INTREFEN of \b PMMCTL2 register. //! //! \return None // //***************************************************************************** extern void PMM_disableInternalReference(void); //***************************************************************************** // //! \brief Enables the internal reference output. //! //! This function is used to enable the internal reference output. The internal //! reference is internally connected to the ADC channel. The internal //! reference is disabled by default. //! //! //! Modified bits are \b INTREFEN of \b PMMCTL2 register. //! //! \return None // //***************************************************************************** extern void PMM_enableInternalReference(void); //***************************************************************************** // //! \brief Selects reference voltage level. //! //! This function selects the reference voltage level. //! //! \param refV is the reference voltage //! Valid values are: //! - \b PMM_REFVSEL_1_5V [Default] //! - \b PMM_REFVSEL_2_0V //! - \b PMM_REFVSEL_2_5V //! //! Modified bits are \b REFVSEL of \b PMMCTL2 register. //! //! \return None // //***************************************************************************** extern void PMM_selectVoltageReference(uint8_t refV); //***************************************************************************** // //! \brief Selects power supply in multi-power supply systems. //! //! This function selects power supply in multi power supply systems. A single //! power supply system is not affected by the bits. //! //! \param mode is the power mode //! //! Modified bits are \b PWRMODE of \b PMMCTL2 register. //! //! \return None // //***************************************************************************** extern void PMM_setPowerMode(uint8_t mode); //***************************************************************************** // // Mark the end of the C bindings section for C++ compilers. // //***************************************************************************** #ifdef __cplusplus } #endif #endif #endif // __MSP430WARE_PMM_H__