bool PCM_gotoLPM0InterruptSafe(void)
{
bool slHappenedCorrect;
/* Disabling master interrupts. In Cortex M, if an interrupt is enabled but
master interrupts are disabled and a WFI happens the WFI will
immediately exit. */
Interrupt_disableMaster();
slHappenedCorrect = PCM_gotoLPM0();
/* Enabling and Disabling Interrupts very quickly so that the
processor catches any pending interrupts */
Interrupt_enableMaster();
Interrupt_disableMaster();
return slHappenedCorrect;
}
int main(void)
{
/* Halting WDT */
WDT_A_holdTimer();
Interrupt_enableSleepOnIsrExit();
/* Initializing ADC (MCLK/1/1) */
ADC14_enableModule();
ADC14_initModule(ADC_CLOCKSOURCE_MCLK, ADC_PREDIVIDER_1, ADC_DIVIDER_1,
0);
/* Configuring ADC Memory (ADC_MEM0 A0/A1 Differential) in repeat mode
* with use of external references */
ADC14_configureSingleSampleMode(ADC_MEM0, true);
ADC14_configureConversionMemory(ADC_MEM0, ADC_VREFPOS_EXTPOS_VREFNEG_EXTNEG,
ADC_INPUT_A0, true);
/* Setting up GPIO pins as analog inputs (and references) */
GPIO_setAsPeripheralModuleFunctionInputPin(GPIO_PORT_P5,
GPIO_PIN6 | GPIO_PIN5 | GPIO_PIN4, GPIO_TERTIARY_MODULE_FUNCTION);
/* Enabling sample timer in auto iteration mode and interrupts*/
ADC14_enableSampleTimer(ADC_AUTOMATIC_ITERATION);
ADC14_enableInterrupt(ADC_INT0);
/* Enabling Interrupts */
Interrupt_enableInterrupt(INT_ADC14);
Interrupt_enableMaster();
/* Triggering the start of the sample */
ADC14_enableConversion();
ADC14_toggleConversionTrigger();
/* Going to sleep */
while (1)
{
PCM_gotoLPM0();
}
}
int
CLI_Read(unsigned char *pBuff)
{
if(pBuff == NULL)
return -1;
#ifdef _USE_CLI_
cli_have_cmd = 0;
g_ucUARTBuffer = pBuff;
UCA0IE |= UCRXIE;
Interrupt_enableMaster();
Interrupt_enableInterrupt(INT_EUSCIA0);
PCM_gotoLPM0();
// __bis_SR_register(LPM0_bits + GIE);
while(cli_have_cmd == 0);
UCA0IE &= ~UCRXIE;
return strlen((const char *)pBuff);
#else
return 0;
#endif
}
static bool __PCM_setPowerStateAdvanced(uint_fast8_t powerState,
uint32_t timeout,
bool blocking)
{
uint8_t bCurrentPowerState;
bCurrentPowerState = PCM_getPowerState();
ASSERT(
powerState == PCM_AM_LDO_VCORE0 || powerState == PCM_AM_LDO_VCORE1
|| powerState == PCM_AM_DCDC_VCORE0 || powerState == PCM_AM_DCDC_VCORE1
|| powerState == PCM_AM_LF_VCORE0 || powerState == PCM_AM_LF_VCORE1
|| powerState == PCM_LPM0_LDO_VCORE0 || powerState == PCM_LPM0_LDO_VCORE1
|| powerState == PCM_LPM0_DCDC_VCORE0 || powerState == PCM_LPM0_DCDC_VCORE1
|| powerState == PCM_LPM3 || powerState == PCM_LPM35_VCORE0
|| powerState == PCM_LPM45 || powerState == PCM_LPM4);
if (bCurrentPowerState == powerState)
return true;
switch (powerState)
{
case PCM_AM_LDO_VCORE0:
return (__PCM_setCoreVoltageLevelAdvanced(PCM_VCORE0, timeout, blocking)
&& __PCM_setPowerModeAdvanced(PCM_LDO_MODE, timeout, blocking));
case PCM_AM_LDO_VCORE1:
return (__PCM_setCoreVoltageLevelAdvanced(PCM_VCORE1, timeout, blocking)
&& __PCM_setPowerModeAdvanced(PCM_LDO_MODE, timeout, blocking));
case PCM_AM_DCDC_VCORE0:
return (__PCM_setCoreVoltageLevelAdvanced(PCM_VCORE0, timeout, blocking)
&& __PCM_setPowerModeAdvanced(PCM_DCDC_MODE, timeout, blocking));
case PCM_AM_DCDC_VCORE1:
return (__PCM_setCoreVoltageLevelAdvanced(PCM_VCORE1, timeout, blocking)
&& __PCM_setPowerModeAdvanced(PCM_DCDC_MODE, timeout, blocking));
case PCM_AM_LF_VCORE0:
return (__PCM_setCoreVoltageLevelAdvanced(PCM_VCORE0, timeout, blocking)
&& __PCM_setPowerModeAdvanced(PCM_LF_MODE, timeout, blocking));
case PCM_AM_LF_VCORE1:
return (__PCM_setCoreVoltageLevelAdvanced(PCM_VCORE1, timeout, blocking)
&& __PCM_setPowerModeAdvanced(PCM_LF_MODE, timeout, blocking));
case PCM_LPM0_LDO_VCORE0:
if (!__PCM_setCoreVoltageLevelAdvanced(PCM_VCORE0, timeout, blocking)
|| !__PCM_setPowerModeAdvanced(PCM_LDO_MODE, timeout, blocking))
break;
return PCM_gotoLPM0();
case PCM_LPM0_LDO_VCORE1:
if (!__PCM_setCoreVoltageLevelAdvanced(PCM_VCORE1, timeout, blocking)
|| !__PCM_setPowerModeAdvanced(PCM_LDO_MODE, timeout, blocking))
break;
return PCM_gotoLPM0();
case PCM_LPM0_DCDC_VCORE0:
if (!__PCM_setCoreVoltageLevelAdvanced(PCM_VCORE0, timeout, blocking)
|| !__PCM_setPowerModeAdvanced(PCM_DCDC_MODE, timeout,
blocking))
break;
return PCM_gotoLPM0();
case PCM_LPM0_DCDC_VCORE1:
if (!__PCM_setCoreVoltageLevelAdvanced(PCM_VCORE1, timeout, blocking)
|| !__PCM_setPowerModeAdvanced(PCM_DCDC_MODE, timeout,
blocking))
break;
return PCM_gotoLPM0();
case PCM_LPM0_LF_VCORE0:
if (!__PCM_setCoreVoltageLevelAdvanced(PCM_VCORE0, timeout, blocking)
|| !__PCM_setPowerModeAdvanced(PCM_LF_MODE, timeout, blocking))
break;
return PCM_gotoLPM0();
case PCM_LPM0_LF_VCORE1:
if (!__PCM_setCoreVoltageLevelAdvanced(PCM_VCORE1, timeout, blocking)
|| !__PCM_setPowerModeAdvanced(PCM_LF_MODE, timeout, blocking))
break;
return PCM_gotoLPM0();
case PCM_LPM3:
return PCM_gotoLPM3();
case PCM_LPM4:
return PCM_gotoLPM4();
case PCM_LPM45:
return PCM_shutdownDevice(PCM_LPM45);
case PCM_LPM35_VCORE0:
return PCM_shutdownDevice(PCM_LPM35_VCORE0);
default:
ASSERT(false);
return false;
}
return false;
}
