/**************************************************************************//**
* @brief LCD Blink Test
*****************************************************************************/
void BlinkTest(void)
{
SegmentLCD_EnergyMode(0, 1);
SegmentLCD_EnergyMode(1, 1);
SegmentLCD_EnergyMode(2, 1);
SegmentLCD_EnergyMode(3, 1);
SegmentLCD_EnergyMode(4, 1);
/* 2 minutes to midnight */
SegmentLCD_Number(2358);
SegmentLCD_Symbol(LCD_SYMBOL_COL10, 1);
SegmentLCD_Symbol(LCD_SYMBOL_GECKO, 1);
SegmentLCD_Symbol(LCD_SYMBOL_EFM32, 1);
SegmentLCD_Write(" EFM32 ");
LCD_BlinkEnable(true);
LCD_SyncBusyDelay(0xFFFFFFFF) ;
EM2Sleep(2000);
SegmentLCD_EnergyMode(4, 0);
EM2Sleep(62);
SegmentLCD_EnergyMode(3, 0);
EM2Sleep(62);
SegmentLCD_EnergyMode(2, 0);
EM2Sleep(62);
SegmentLCD_EnergyMode(1, 0);
EM2Sleep(62);
SegmentLCD_EnergyMode(0, 0);
LCD_BlinkEnable(false);
LCD_SyncBusyDelay(0xFFFFFFFF);
}
/**************************************************************************//**
* @brief LESENSE_IRQHandler
* Interrupt Service Routine for LESENSE Interrupt Line
*****************************************************************************/
void LESENSE_IRQHandler(void)
{
/* Read interrupts flags */
uint32_t intFlags = LESENSE_IntGet();
/* Clear interrupts */
LESENSE_IntClear(LESENSE_IFC_DEC | LESENSE_IFC_DECERR);
/* Enable clock for LCD. */
CMU_ClockEnable(cmuClock_LCD, true);
/* Wait until SYNCBUSY_CTRL flag is cleared. */
LCD_SyncBusyDelay(LCD_SYNCBUSY_CTRL);
/* Enable LCD. */
LCD_Enable(true);
/* If there is a decoder error stop trap execution in this loop */
if (intFlags & LESENSE_IF_DECERR)
{
/* DECODER ERROR */
SegmentLCD_Write(LCSENSE_ERROR_STRING);
while (1) ;
}
/* Write PCNT counter number the LCD */
SegmentLCD_Number(PCNT_CounterGet(PCNT0));
/* Disable RTC first to reset counter */
RTC_Enable(false);
/* Set compare value */
RTC_CompareSet(0, RTC_COMP_VALUE);
/* Enable RTC */
RTC_Enable(true);
}
/**************************************************************************//**
* @brief RTC_IRQHandler
* Interrupt Service Routine for RTC Interrupt Line
*****************************************************************************/
void RTC_IRQHandler(void)
{
/* Clear interrupt flag */
RTC_IntClear(RTC_IFS_COMP0);
/* Disable RTC */
RTC_Enable(false);
/* Turn off all segments */
SegmentLCD_AllOff();
/* Disable LCD to avoid excessive current consumption */
LCD_Enable(false);
/* Wait until SYNCBUSY_CTRL flag is cleared. */
LCD_SyncBusyDelay(LCD_SYNCBUSY_CTRL);
/* Disable clock for LCD. */
CMU_ClockEnable(cmuClock_LCD, false);
}
/**************************************************************************//**
* @brief PCNT0_IRQHandler
* Interrupt Service Routine for PCNT0 Interrupt Line
*****************************************************************************/
void PCNT0_IRQHandler(void)
{
PCNT_IntGet(PCNT0);
PCNT_IntClear(PCNT0, PCNT_IEN_DIRCNG);
/* Enable clock for LCD. */
CMU_ClockEnable(cmuClock_LCD, true);
/* Wait until SYNCBUSY_CTRL flag is cleared. */
LCD_SyncBusyDelay(LCD_SYNCBUSY_CTRL);
/* Enable LCD. */
LCD_Enable(true);
/* Write PCNT counter number the LCD */
SegmentLCD_Write(PCNT_DIRCHANGE_STRING);
/* Disable RTC first to reset counter */
RTC_Enable(false);
/* Set compare value */
RTC_CompareSet(0, RTC_COMP_VALUE);
/* Enable RTC */
RTC_Enable(true);
}
