STM8S/A Standard Peripherals Firmware Library: IWDG_Example

STM8S/A

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STM8S/A Standard Peripherals Firmware Library
Functions | Variables
IWDG_Example

Functions

static void CLK_Config (void)
 Configure system clock to run at 16Mhz.
static void GPIO_Config (void)
 Initialize LED1 and Key Button mounted on the evaluation board.
 INTERRUPT_HANDLER (TLI_IRQHandler, 0)
 Top Level Interrupt routine.
 INTERRUPT_HANDLER (AWU_IRQHandler, 1)
 Auto Wake Up Interrupt routine.
 INTERRUPT_HANDLER (CLK_IRQHandler, 2)
 Clock Controller Interrupt routine.
 INTERRUPT_HANDLER (EXTI_PORTA_IRQHandler, 3)
 External Interrupt PORTA Interrupt routine.
 INTERRUPT_HANDLER (EXTI_PORTB_IRQHandler, 4)
 External Interrupt PORTB Interrupt routine.
 INTERRUPT_HANDLER (EXTI_PORTC_IRQHandler, 5)
 External Interrupt PORTC Interrupt routine.
 INTERRUPT_HANDLER (EXTI_PORTD_IRQHandler, 6)
 External Interrupt PORTD Interrupt routine.
 INTERRUPT_HANDLER (EXTI_PORTE_IRQHandler, 7)
 External Interrupt PORTE Interrupt routine.
 INTERRUPT_HANDLER (SPI_IRQHandler, 10)
 SPI Interrupt routine.
 INTERRUPT_HANDLER (TIM1_UPD_OVF_TRG_BRK_IRQHandler, 11)
 Timer1 Update/Overflow/Trigger/Break Interrupt routine.
 INTERRUPT_HANDLER (TIM1_CAP_COM_IRQHandler, 12)
 Timer1 Capture/Compare Interrupt routine.
 INTERRUPT_HANDLER (TIM2_UPD_OVF_BRK_IRQHandler, 13)
 Timer2 Update/Overflow/Break Interrupt routine.
 INTERRUPT_HANDLER (TIM2_CAP_COM_IRQHandler, 14)
 Timer2 Capture/Compare Interrupt routine.
 INTERRUPT_HANDLER (I2C_IRQHandler, 19)
 I2C Interrupt routine.
 INTERRUPT_HANDLER (ADC1_IRQHandler, 22)
 ADC1 interrupt routine.
 INTERRUPT_HANDLER (TIM4_UPD_OVF_IRQHandler, 23)
 Timer4 Update/Overflow Interrupt routine.
 INTERRUPT_HANDLER (EEPROM_EEC_IRQHandler, 24)
 Eeprom EEC Interrupt routine.
 INTERRUPT_HANDLER_TRAP (TRAP_IRQHandler)
 TRAP interrupt routine.
static void IWDG_Config (void)
 Configures the IWDG to generate a Reset if it is not refreshed at the correct time.
static uint32_t LSIMeasurment (void)
 Measure the LSI frequency using timer IC1 and update the calibration registers.
void main (void)
 Main program.

Variables

__IO uint32_t LsiFreq = 0

Function Documentation

static void CLK_Config ( void  ) [static]

Configure system clock to run at 16Mhz.

Parameters:
None
Return values:
None
static void GPIO_Config ( void  ) [static]

Initialize LED1 and Key Button mounted on the evaluation board.

Parameters:
None
Return values:
None
INTERRUPT_HANDLER ( TLI_IRQHandler  ,
0   
)

Top Level Interrupt routine.

Parameters:
None
Return values:
None

Definition at line 72 of file STM8S_StdPeriph_Examples/IWDG/IWDG_Example/stm8s_it.c.

INTERRUPT_HANDLER ( AWU_IRQHandler  ,
1   
)

Auto Wake Up Interrupt routine.

Parameters:
None
Return values:
None

Definition at line 84 of file STM8S_StdPeriph_Examples/IWDG/IWDG_Example/stm8s_it.c.

INTERRUPT_HANDLER ( CLK_IRQHandler  ,
2   
)

Clock Controller Interrupt routine.

Parameters:
None
Return values:
None

Definition at line 96 of file STM8S_StdPeriph_Examples/IWDG/IWDG_Example/stm8s_it.c.

INTERRUPT_HANDLER ( EXTI_PORTA_IRQHandler  ,
3   
)

External Interrupt PORTA Interrupt routine.

Parameters:
None
Return values:
None

Definition at line 108 of file STM8S_StdPeriph_Examples/IWDG/IWDG_Example/stm8s_it.c.

INTERRUPT_HANDLER ( EXTI_PORTB_IRQHandler  ,
4   
)

External Interrupt PORTB Interrupt routine.

Parameters:
None
Return values:
None

Definition at line 120 of file STM8S_StdPeriph_Examples/IWDG/IWDG_Example/stm8s_it.c.

INTERRUPT_HANDLER ( EXTI_PORTC_IRQHandler  ,
5   
)

External Interrupt PORTC Interrupt routine.

Parameters:
None
Return values:
None

Definition at line 132 of file STM8S_StdPeriph_Examples/IWDG/IWDG_Example/stm8s_it.c.

References trap.

INTERRUPT_HANDLER ( EXTI_PORTD_IRQHandler  ,
6   
)

External Interrupt PORTD Interrupt routine.

Parameters:
None
Return values:
None

Definition at line 142 of file STM8S_StdPeriph_Examples/IWDG/IWDG_Example/stm8s_it.c.

INTERRUPT_HANDLER ( EXTI_PORTE_IRQHandler  ,
7   
)

External Interrupt PORTE Interrupt routine.

Parameters:
None
Return values:
None

Definition at line 154 of file STM8S_StdPeriph_Examples/IWDG/IWDG_Example/stm8s_it.c.

INTERRUPT_HANDLER ( SPI_IRQHandler  ,
10   
)

SPI Interrupt routine.

Parameters:
None
Return values:
None

Definition at line 205 of file STM8S_StdPeriph_Examples/IWDG/IWDG_Example/stm8s_it.c.

INTERRUPT_HANDLER ( TIM1_UPD_OVF_TRG_BRK_IRQHandler  ,
11   
)

Timer1 Update/Overflow/Trigger/Break Interrupt routine.

Parameters:
None
Return values:
None

Definition at line 217 of file STM8S_StdPeriph_Examples/IWDG/IWDG_Example/stm8s_it.c.

INTERRUPT_HANDLER ( TIM1_CAP_COM_IRQHandler  ,
12   
)

Timer1 Capture/Compare Interrupt routine.

Parameters:
None
Return values:
None

Definition at line 229 of file STM8S_StdPeriph_Examples/IWDG/IWDG_Example/stm8s_it.c.

INTERRUPT_HANDLER ( TIM2_UPD_OVF_BRK_IRQHandler  ,
13   
)

Timer2 Update/Overflow/Break Interrupt routine.

Parameters:
None
Return values:
None

Definition at line 266 of file STM8S_StdPeriph_Examples/IWDG/IWDG_Example/stm8s_it.c.

INTERRUPT_HANDLER ( TIM2_CAP_COM_IRQHandler  ,
14   
)

Timer2 Capture/Compare Interrupt routine.

Parameters:
None
Return values:
None

Definition at line 278 of file STM8S_StdPeriph_Examples/IWDG/IWDG_Example/stm8s_it.c.

INTERRUPT_HANDLER ( I2C_IRQHandler  ,
19   
)

I2C Interrupt routine.

Parameters:
None
Return values:
None

Definition at line 345 of file STM8S_StdPeriph_Examples/IWDG/IWDG_Example/stm8s_it.c.

INTERRUPT_HANDLER ( ADC1_IRQHandler  ,
22   
)

ADC1 interrupt routine.

Parameters:
None
Return values:
None

Definition at line 425 of file STM8S_StdPeriph_Examples/IWDG/IWDG_Example/stm8s_it.c.

INTERRUPT_HANDLER ( TIM4_UPD_OVF_IRQHandler  ,
23   
)

Timer4 Update/Overflow Interrupt routine.

Parameters:
None
Return values:
None

Definition at line 454 of file STM8S_StdPeriph_Examples/IWDG/IWDG_Example/stm8s_it.c.

INTERRUPT_HANDLER ( EEPROM_EEC_IRQHandler  ,
24   
)

Eeprom EEC Interrupt routine.

Parameters:
None
Return values:
None

Definition at line 467 of file STM8S_StdPeriph_Examples/IWDG/IWDG_Example/stm8s_it.c.

INTERRUPT_HANDLER_TRAP ( TRAP_IRQHandler  )

TRAP interrupt routine.

Parameters:
None
Return values:
None

Definition at line 61 of file STM8S_StdPeriph_Examples/IWDG/IWDG_Example/stm8s_it.c.

static void IWDG_Config ( void  ) [static]

Configures the IWDG to generate a Reset if it is not refreshed at the correct time.

Parameters:
None
Return values:
None

Definition at line 110 of file STM8S_StdPeriph_Examples/IWDG/IWDG_Example/main.c.

References IWDG_Enable(), IWDG_Prescaler_128, IWDG_ReloadCounter(), IWDG_SetPrescaler(), IWDG_SetReload(), IWDG_WriteAccess_Enable, IWDG_WriteAccessCmd(), and LsiFreq.

Referenced by main().

static uint32_t LSIMeasurment ( void  ) [static]

Measure the LSI frequency using timer IC1 and update the calibration registers.

Note:
It is recommended to use a timer clock frequency of at least 10MHz in order to obtain a better in the LSI frequency measurement.
Parameters:
None
Return values:
None
void main ( void  )

Main program.

Parameters:
None
Return values:
None

Definition at line 54 of file STM8S_StdPeriph_Examples/IWDG/IWDG_Example/main.c.

References CLK_Config(), GPIO_Config(), IWDG_Config(), IWDG_ReloadCounter(), LED1, LsiFreq, LSIMeasurment(), RESET, RST_ClearFlag(), RST_FLAG_IWDGF, RST_GetFlagStatus(), STM_EVAL_LEDOff(), and STM_EVAL_LEDOn().

Variable Documentation

__IO uint32_t LsiFreq = 0

Definition at line 41 of file STM8S_StdPeriph_Examples/IWDG/IWDG_Example/main.c.

Referenced by IWDG_Config(), and main().

STM8 Standard Peripherals Library: Footer

 

 

 

      For complete documentation on STM8 8-bit Microcontrollers platform visit www.st.com

 

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