void BoardInitMcu( void )
{
if( McuInitialized == false )
{
// We use IRQ priority group 4 for the entire project
// When setting the IRQ, only the preemption priority is used
NVIC_PriorityGroupConfig( NVIC_PriorityGroup_4 );
// Disable Systick
SysTick->CTRL &= ~SysTick_CTRL_TICKINT_Msk; // Systick IRQ off
SCB->ICSR |= SCB_ICSR_PENDSTCLR_Msk; // Clear SysTick Exception pending flag
AdcInit( &Adc, POTI );
SpiInit( &SX1272.Spi, RADIO_MOSI, RADIO_MISO, RADIO_SCLK, NC );
SX1272IoInit( );
#if( LOW_POWER_MODE_ENABLE )
TimerSetLowPowerEnable( true );
#else
TimerSetLowPowerEnable( false );
#endif
BoardUnusedIoInit( );
if( TimerGetLowPowerEnable( ) == true )
{
RtcInit( );
}
else
{
TimerHwInit( );
}
McuInitialized = true;
}
}
void EXTI9_5_IRQHandler( void )
{
#if !defined( USE_NO_TIMER )
if( TimerGetLowPowerEnable( ) == true )
{
RtcRecoverMcuStatus( );
}
#endif
if( EXTI_GetITStatus( EXTI_Line5 ) != RESET )
{
if( GpioIrq[5] != NULL )
{
GpioIrq[5]( );
}
EXTI_ClearITPendingBit( EXTI_Line5 );
}
if( EXTI_GetITStatus( EXTI_Line6 ) != RESET )
{
if( GpioIrq[6] != NULL )
{
GpioIrq[6]( );
}
EXTI_ClearITPendingBit( EXTI_Line6 );
}
if( EXTI_GetITStatus( EXTI_Line7 ) != RESET )
{
if( GpioIrq[7] != NULL )
{
GpioIrq[7]( );
}
EXTI_ClearITPendingBit( EXTI_Line7 );
}
if( EXTI_GetITStatus( EXTI_Line8 ) != RESET )
{
if( GpioIrq[8] != NULL )
{
GpioIrq[8]( );
}
EXTI_ClearITPendingBit( EXTI_Line8 );
}
if( EXTI_GetITStatus( EXTI_Line9 ) != RESET )
{
if( GpioIrq[9] != NULL )
{
GpioIrq[9]( );
}
EXTI_ClearITPendingBit( EXTI_Line9 );
}
}
void EXTI4_IRQHandler( void )
{
#if !defined( USE_NO_TIMER )
if ( TimerGetLowPowerEnable( ) == true )
RtcRecoverMcuStatus( );
#endif
if ( EXTI_GetITStatus( EXTI_Line4 ) != RESET )
{
if ( GpioIrq[4] != NULL )
GpioIrq[4]( );
EXTI_ClearITPendingBit( EXTI_Line4 );
}
}
void BoardInitMcu( void )
{
if( McuInitialized == false )
{
// We use IRQ priority group 4 for the entire project
// When setting the IRQ, only the preemption priority is used
NVIC_PriorityGroupConfig( NVIC_PriorityGroup_4 );
// Disable Systick
// SysTick->CTRL &= ~SysTick_CTRL_TICKINT_Msk; // Systick IRQ off
// SCB->ICSR |= SCB_ICSR_PENDSTCLR_Msk; // Clear SysTick Exception pending flag
/* Setup SysTick Timer for 1 ms interrupts (not too often to save power) */
if (SysTick_Config(SystemCoreClock / 1000))
{
/* Capture error */
while (1);
}
I2cInit( &I2c, I2C_SCL, I2C_SDA );
SpiInit( &SX1276.Spi, RADIO_MOSI, RADIO_MISO, RADIO_SCLK, NC );
SX1276IoInit( );
#if defined( USE_DEBUG_PINS )
GpioInit( &DbgPin1, J1_1, PIN_OUTPUT, PIN_PUSH_PULL, PIN_NO_PULL, 0 );
GpioInit( &DbgPin2, J1_2, PIN_OUTPUT, PIN_PUSH_PULL, PIN_NO_PULL, 0 );
GpioInit( &DbgPin3, J1_3, PIN_OUTPUT, PIN_PUSH_PULL, PIN_NO_PULL, 0 );
GpioInit( &DbgPin4, J1_4, PIN_OUTPUT, PIN_PUSH_PULL, PIN_NO_PULL, 0 );
#endif
BoardInitPeriph( );
#if( LOW_POWER_MODE_ENABLE )
TimerSetLowPowerEnable( true );
#else
TimerSetLowPowerEnable( false );
#endif
BoardUnusedIoInit( );
if( TimerGetLowPowerEnable( ) == true )
{
RtcInit( );
}
else
{
TimerHwInit( );
}
McuInitialized = true;
}
}
void BoardInitMcu( void )
{
if ( McuInitialized == false ) {
/* Initialize low level components */
low_level_init();
/*! SPI channel to be used by Semtech SX1276 */
#if defined(SX1276_BOARD_EMBED)
SpiInit(&SX1276.Spi, RADIO_MOSI, RADIO_MISO, RADIO_SCLK, NC);
SX1276IoInit();
#endif
#if defined (USE_USB_CDC)
UartInit( &UartUsb, UART_USB_CDC, NC, NC );
UartConfig( &UartUsb, RX_TX, 115200, UART_8_BIT, UART_1_STOP_BIT, NO_PARITY, NO_FLOW_CTRL );
TimerSetLowPowerEnable(false);
#elif defined(DEBUG)
#if defined(USE_SHELL)
Shell_Init();
#else
#if !defined(USE_CUSTOM_UART_HAL)
FifoInit(&Uart1.FifoRx, DbgRxBuffer, DBG_FIFO_RX_SIZE);
FifoInit(&Uart1.FifoTx, DbgTxBuffer, DBG_FIFO_TX_SIZE);
#endif
UartInit(&Uart1, UART_1, UART1_TX, UART1_RX);
UartConfig(&Uart1, RX_TX, 115200, UART_8_BIT, UART_1_STOP_BIT, NO_PARITY,
NO_FLOW_CTRL);
#endif
DbgConsole_Init(&Uart1);
TimerSetLowPowerEnable(false);
#elif( LOW_POWER_MODE_ENABLE )
TimerSetLowPowerEnable(true);
#else
TimerSetLowPowerEnable(false);
#endif
BoardUnusedIoInit();
#if !defined(USE_FREE_RTOS)
if ( TimerGetLowPowerEnable() == true ) {
RtcInit();
} else {
TimerHwInit();
}
#endif /* USE_FREE_RTOS */
McuInitialized = true;
}
}
void EXTI15_10_IRQHandler( void )
{
#if !defined( USE_NO_TIMER )
if ( TimerGetLowPowerEnable( ) == true )
RtcRecoverMcuStatus( );
#endif
if ( EXTI_GetITStatus( EXTI_Line10 ) != RESET )
{
if ( GpioIrq[10] != NULL )
GpioIrq[10]( );
EXTI_ClearITPendingBit( EXTI_Line10 );
}
if ( EXTI_GetITStatus( EXTI_Line11 ) != RESET )
{
if ( GpioIrq[11] != NULL )
GpioIrq[11]( );
EXTI_ClearITPendingBit( EXTI_Line11 );
}
if ( EXTI_GetITStatus( EXTI_Line12 ) != RESET )
{
if ( GpioIrq[12] != NULL )
GpioIrq[12]( );
EXTI_ClearITPendingBit( EXTI_Line12 );
}
if ( EXTI_GetITStatus( EXTI_Line13 ) != RESET )
{
if ( GpioIrq[13] != NULL )
GpioIrq[13]( );
EXTI_ClearITPendingBit( EXTI_Line13 );
}
if ( EXTI_GetITStatus( EXTI_Line14 ) != RESET )
{
if ( GpioIrq[14] != NULL )
GpioIrq[14]( );
EXTI_ClearITPendingBit( EXTI_Line14 );
}
if ( EXTI_GetITStatus( EXTI_Line15 ) != RESET )
{
if ( GpioIrq[15] != NULL )
GpioIrq[15]( );
EXTI_ClearITPendingBit( EXTI_Line15 );
}
}
void BoardInitMcu( void )
{
if( McuInitialized == false )
{
// We use IRQ priority group 4 for the entire project
// When setting the IRQ, only the preemption priority is used
NVIC_PriorityGroupConfig( NVIC_PriorityGroup_4 );
// Disable Systick
SysTick->CTRL &= ~SysTick_CTRL_TICKINT_Msk; // Systick IRQ off
SCB->ICSR |= SCB_ICSR_PENDSTCLR_Msk; // Clear SysTick Exception pending flag
I2cInit( &I2c, I2C_SCL, I2C_SDA );
SpiInit( &SX1272.Spi, RADIO_MOSI, RADIO_MISO, RADIO_SCLK, NC );
SX1272IoInit( );
#if defined( USE_DEBUG_PINS )
GpioInit( &DbgPin1, J5_1, PIN_OUTPUT, PIN_PUSH_PULL, PIN_NO_PULL, 0 );
GpioInit( &DbgPin2, J5_2, PIN_OUTPUT, PIN_PUSH_PULL, PIN_NO_PULL, 0 );
GpioInit( &DbgPin3, J5_3, PIN_OUTPUT, PIN_PUSH_PULL, PIN_NO_PULL, 0 );
GpioInit( &DbgPin4, J5_4, PIN_OUTPUT, PIN_PUSH_PULL, PIN_NO_PULL, 0 );
#endif
BoardInitPeriph( );
#if( LOW_POWER_MODE_ENABLE )
TimerSetLowPowerEnable( true );
#else
TimerSetLowPowerEnable( false );
#endif
BoardUnusedIoInit( );
if( TimerGetLowPowerEnable( ) == true )
{
RtcInit( );
}
else
{
TimerHwInit( );
}
McuInitialized = true;
}
}
void RtcRecoverMcuStatus( void )
{
if( TimerGetLowPowerEnable( ) == true )
{
if( ( LowPowerDisableDuringTask == false ) && ( RtcTimerEventAllowsLowPower == true ) )
{
// Disable IRQ while the MCU is not running on HSI
__disable_irq( );
/* After wake-up from STOP reconfigure the system clock */
/* Enable HSI */
RCC_HSICmd( ENABLE );
/* Wait till HSI is ready */
while( RCC_GetFlagStatus( RCC_FLAG_HSIRDY ) == RESET )
{}
/* Enable PLL */
RCC_PLLCmd( ENABLE );
/* Wait till PLL is ready */
while( RCC_GetFlagStatus( RCC_FLAG_PLLRDY ) == RESET )
{}
/* Select PLL as system clock source */
RCC_SYSCLKConfig( RCC_SYSCLKSource_PLLCLK );
/* Wait till PLL is used as system clock source */
while( RCC_GetSYSCLKSource( ) != 0x0C )
{}
/* Set MCU in ULP (Ultra Low Power) */
PWR_UltraLowPowerCmd( DISABLE ); // add up to 3ms wakeup time
/* Enable the Power Voltage Detector */
PWR_PVDCmd( ENABLE );
BoardInitMcu( );
__enable_irq( );
}
}
}
void BoardInitMcu( void )
{
if( McuInitialized == false )
{
#if defined( USE_BOOTLOADER )
// Set the Vector Table base location at 0x3000
NVIC_SetVectorTable( NVIC_VectTab_FLASH, 0x3000 );
#endif
// We use IRQ priority group 4 for the entire project
// When setting the IRQ, only the preemption priority is used
NVIC_PriorityGroupConfig( NVIC_PriorityGroup_4 );
// Disable Systick
SysTick->CTRL &= ~SysTick_CTRL_TICKINT_Msk; // Systick IRQ off
SCB->ICSR |= SCB_ICSR_PENDSTCLR_Msk; // Clear SysTick Exception pending flag
I2cInit( &I2c, I2C_SCL, I2C_SDA );
AdcInit( &Adc, BAT_LEVEL );
SpiInit( &SX1272.Spi, RADIO_MOSI, RADIO_MISO, RADIO_SCLK, NC );
SX1272IoInit( );
#if defined( USE_DEBUG_PINS )
GpioInit( &DbgPin1, CON_EXT_1, PIN_OUTPUT, PIN_PUSH_PULL, PIN_NO_PULL, 0 );
GpioInit( &DbgPin2, CON_EXT_3, PIN_OUTPUT, PIN_PUSH_PULL, PIN_NO_PULL, 0 );
GpioInit( &DbgPin3, CON_EXT_7, PIN_OUTPUT, PIN_PUSH_PULL, PIN_NO_PULL, 0 );
GpioInit( &DbgPin4, CON_EXT_9, PIN_OUTPUT, PIN_PUSH_PULL, PIN_NO_PULL, 0 );
#endif
#if defined( USE_USB_CDC )
{
Gpio_t usbDM;
GpioInit( &usbDM, USB_DM, PIN_INPUT, PIN_PUSH_PULL, PIN_PULL_UP, 0 );
if( GpioRead( &usbDM ) == 0 )
{
TimerSetLowPowerEnable( false );
UsbMcuInit( );
UartInit( &UartUsb, UART_USB_CDC, NC, NC );
UartConfig( &UartUsb, RX_TX, 115200, UART_8_BIT, UART_1_STOP_BIT, NO_PARITY, NO_FLOW_CTRL );
}
else
{
TimerSetLowPowerEnable( true );
GpioInit( &usbDM, USB_DM, PIN_ANALOGIC, PIN_PUSH_PULL, PIN_NO_PULL, 0 );
}
}
#elif defined( LOW_POWER_MODE_ENABLE )
TimerSetLowPowerEnable( true );
#else
TimerSetLowPowerEnable( false );
#endif
BoardUnusedIoInit( );
if( TimerGetLowPowerEnable( ) == true )
{
RtcInit( );
}
else
{
TimerHwInit( );
}
McuInitialized = true;
}
}