ram_ex1_turnOffSector.c

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/* --COPYRIGHT--,BSD
 * Copyright (c) 2017, Texas Instruments Incorporated
 * All rights reserved.
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 *    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.
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 *    from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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//******************************************************************************
//
//*****************************************************************************
#include "driverlib.h"
 
uint8_t returnValue;
 
void main (void)
{
    //Stop WDT
    WDT_A_hold(WDT_A_BASE);
 
    //Set P1.0 to output direction
    GPIO_setAsOutputPin(
        GPIO_PORT_P1,
        GPIO_PIN0
        );
 
    //Start timer
    Timer_A_clearTimerInterrupt(TIMER_A0_BASE);
    
    Timer_A_initUpModeParam param = {0};
    param.clockSource = TIMER_A_CLOCKSOURCE_ACLK;
    param.clockSourceDivider = TIMER_A_CLOCKSOURCE_DIVIDER_1;
    param.timerPeriod = 25000;
    param.timerInterruptEnable_TAIE = TIMER_A_TAIE_INTERRUPT_DISABLE;
    param.captureCompareInterruptEnable_CCR0_CCIE =
        TIMER_A_CAPTURECOMPARE_INTERRUPT_ENABLE;
    param.timerClear = TIMER_A_DO_CLEAR;
    param.startTimer = true;
    Timer_A_initUpMode(TIMER_A0_BASE, &param);
    
    //RAM controller sector off
    RAM_setSectorOff(RAM_SECTOR2);
 
    //Enter LPM0, enable interrupts
    __bis_SR_register(LPM3_bits + GIE);
 
    //For debugger
    __no_operation();
}
 
//******************************************************************************
//
//This is the Timer A0 interrupt vector service routine.
//
//******************************************************************************
#if defined(__TI_COMPILER_VERSION__) || defined(__IAR_SYSTEMS_ICC__)
#pragma vector=TIMER0_A0_VECTOR
__interrupt
#elif defined(__GNUC__)
__attribute__((interrupt(TIMER0_A0_VECTOR)))
#endif
void TIMER0_A0_ISR (void)
{
    returnValue = RAM_getSectorState(
        RAM_SECTOR0 +
        RAM_SECTOR1 +
        RAM_SECTOR2 +
        RAM_SECTOR3);
 
    //Toggle P1.0 using exclusive-OR
    GPIO_toggleOutputOnPin(
        GPIO_PORT_P1,
        GPIO_PIN0
        );
}