int main(void)
{
char temp;
LED1_INIT();
LED2_INIT();
uart_config_default_stdio();
uart_init( UART_BAUD_SELECT(UART_BAUD_RATE,F_CPU) );
sei();
LED1_ON();
LED2_ON();
printf("\n\n********RFM22 Communication Test********\n");
LED1_ON();
LED2_OFF();
rfm22b_init();
txtest_configure_radio();
//====================//
//Communications Test
temp = rfm22b_read(DTYPE);
temp = rfm22b_read(DVERS);
temp = rfm22b_read(INTEN1);
temp = rfm22b_read(INTEN2);
temp = rfm22b_read(OMFC1);
temp = rfm22b_read(OMFC2);
LED1_OFF();
LED2_ON();
printf("*****************************************\n\n");
txtest_send_current_packet(); // Send test packet '0123456789:;<=>?"
// This example allows you to enter a 16-byte packet to send
printf("Entering TX Mode...Give me a 16-byte packet\n\n");
LED1_OFF();
LED2_OFF();
txtest_fill_packet_from_uart();
while(1)
{
txtest_send_current_packet();
_delay_ms(1000);
}
return 0;
}
/*!
* Init board.
*/
void BoardInit(void)
{
SPI_InitTypeDef SPI_InitStructure;
EXTI_InitTypeDef EXTI_InitStructure;
NVIC_InitTypeDef NVIC_InitStructure;
#ifdef STM32F10X_MD
RCC_APB2PeriphClockCmd( 0
| RCC_APB2Periph_GPIOA
| RCC_APB2Periph_GPIOB
| RCC_APB2Periph_AFIO
, ENABLE);
#else
#ifdef STM32L1XX_MD
RCC_AHBPeriphClockCmd( 0
| RCC_AHBPeriph_GPIOA
| RCC_AHBPeriph_GPIOB
, ENABLE);
#else
#error "Unknown CPU type"
#endif
#endif
DBGMCU_Config( 0
| DBGMCU_TIM2_STOP
| DBGMCU_TIM3_STOP
| DBGMCU_SLEEP
| DBGMCU_STOP
| DBGMCU_STANDBY
, ENABLE);
MAC_TIMER_CLOCK();
DELAY_TIMER_CLOCK();
LED1_OFF();
LED1_INIT();
LED2_OFF();
LED2_INIT();
TimerInit( MAC_TIMER, MAC_TIMER_PRESCALER, MAC_TIMER_IRQn );
TimerInit( DELAY_TIMER, DELAY_TIMER_PRESCALER, 0 );
RF_SDN_HIGH();
RF_SDN_INIT();
RF_NSS_HIGH();
RF_NSS_INIT();
RF_SCLK_INIT();
RF_MISO_INIT();
RF_MOSI_INIT();
RF_IRQ_INIT();
DELAY_uS(10 * DELAY_1MS_TIMER2);
RF_SDN_LOW();
DELAY_uS(50 * DELAY_1MS_TIMER2);
RF_SPI_CLOCK();
SPI_InitStructure.SPI_Direction = SPI_Direction_2Lines_FullDuplex;
SPI_InitStructure.SPI_Mode = SPI_Mode_Master;
SPI_InitStructure.SPI_DataSize = SPI_DataSize_8b;
SPI_InitStructure.SPI_CPOL = SPI_CPOL_Low;
SPI_InitStructure.SPI_CPHA = SPI_CPHA_2Edge;
SPI_InitStructure.SPI_NSS = SPI_NSS_Soft;
SPI_InitStructure.SPI_BaudRatePrescaler = SPI_BaudRatePrescaler_32;
SPI_InitStructure.SPI_FirstBit = SPI_FirstBit_MSB;
SPI_InitStructure.SPI_CRCPolynomial = 7;
SPI_Init(RF_SPI, &SPI_InitStructure);
SPI_Cmd(RF_SPI, ENABLE);
#ifdef STM32F10X_MD
GPIO_EXTILineConfig(RF_IRQ_EXT_PORT, RF_IRQ_EXT_PIN);
#else
#ifdef STM32L1XX_MD
SYSCFG_EXTILineConfig(RF_IRQ_EXT_PORT, RF_IRQ_EXT_PIN);
#endif
#endif
EXTI_InitStructure.EXTI_Line = RF_IRQ_EXT_LINE;
EXTI_InitStructure.EXTI_Mode = EXTI_Mode_Interrupt;
EXTI_InitStructure.EXTI_Trigger = EXTI_Trigger_Falling;
EXTI_InitStructure.EXTI_LineCmd = ENABLE;
EXTI_Init(&EXTI_InitStructure);
DISABLE_MAC_EXT_INTERRUPT();
CLEAR_MAC_EXT_INTERRUPT();
NVIC_PriorityGroupConfig(NVIC_PriorityGroup_0);
NVIC_InitStructure.NVIC_IRQChannel = RF_IRQ_EXT_IRQ;
NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0x0;
NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0x0;
NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
NVIC_Init(&NVIC_InitStructure);
#ifdef RTC_ENABLED
RTC_INIT();
#endif
#ifdef UART0_ENABLED
Uart0Init();
#endif
}
/*!
* @brief main function
*/
int main(void)
{
int32_t currentTemperature = 0;
uint32_t updateBoundariesCounter = 0;
int32_t tempArray[UPDATE_BOUNDARIES_TIME * 2];
lowPowerAdcBoundaries_t boundaries;
/* Init hardware */
BOARD_InitPins();
BOARD_BootClockRUN();
BOARD_InitDebugConsole();
/* Init using Led in Demo app */
LED1_INIT();
LED2_INIT();
/* Set to allow entering vlps mode */
SMC_SetPowerModeProtection(SMC, kSMC_AllowPowerModeVlp);
/* Calibrate param Temperature sensor */
ADC16_CalibrateParams(DEMO_ADC16_BASEADDR);
/* Initialize Demo ADC */
if (!ADC16_InitHardwareTrigger(DEMO_ADC16_BASEADDR))
{
PRINTF("Failed to do the ADC init\r\n");
return -1;
}
PRINTF("\n\r ADC LOW POWER DEMO\n");
PRINTF("\r The Low Power ADC project is designed to work with the Tower System or in a stand alone setting\n\n");
PRINTF("\r 1. Set your target board in a place where the temperature is constant.\n");
PRINTF("\r 2. Wait until two Led light turns on.\n");
PRINTF("\r 3. Increment or decrement the temperature to see the changes.\n");
PRINTF("\r Wait two led on...\n\r");
/* setup the HW trigger source */
LPTMR_InitTriggerSourceOfAdc(DEMO_LPTMR_BASE);
ADC16_EnableDMA(DEMO_ADC16_BASEADDR, false);
NVIC_EnableIRQ(DEMO_ADC16_IRQ_ID);
/* Warm up microcontroller and allow to set first boundaries */
while (updateBoundariesCounter < (UPDATE_BOUNDARIES_TIME * 2))
{
while (!conversionCompleted)
{
}
currentTemperature = GetCurrentTempValue();
tempArray[updateBoundariesCounter] = currentTemperature;
updateBoundariesCounter++;
conversionCompleted = false;
}
/* Temp Sensor Calibration */
boundaries = TempSensorCalibration(updateBoundariesCounter, tempArray);
updateBoundariesCounter = 0;
/* Two LED is turned on indicating calibration is done */
LED1_ON();
LED2_ON();
/* Wait for user input before beginning demo */
PRINTF("\r Enter any character to begin...\n");
GETCHAR();
PRINTF("\r ---> OK! Main process is running...!\n");
while (1)
{
/* Prevents the use of wrong values */
while (!conversionCompleted)
{
}
/* Get current Temperature Value */
currentTemperature = GetCurrentTempValue();
/* Store temperature values that are going to be use to calculate average temperature */
tempArray[updateBoundariesCounter] = currentTemperature;
if (currentTemperature > boundaries.upperBoundary)
{
LED2_OFF();
LED1_ON();
}
else if (currentTemperature < boundaries.lowerBoundary)
{
LED2_ON();
LED1_OFF();
}
else
{
LED2_ON();
LED1_ON();
}
/* Call update function */
if (updateBoundariesCounter >= (UPDATE_BOUNDARIES_TIME))
{
boundaries = TempSensorCalibration(updateBoundariesCounter, tempArray);
updateBoundariesCounter = 0;
}
else
{
updateBoundariesCounter++;
}
/* Clear conversionCompleted flag */
conversionCompleted = false;
/* Enter to Very Low Power Stop Mode */
SMC_SetPowerModeVlps(SMC);
}
}
