WWDG_RefreshUntilUserEvent sample

stm32f4xx_it.c:49

This function handles NMI exception.

stm32f4xx_it.c:58

This function handles Hard Fault exception.

stm32f4xx_it.c:119

This function handles Debug Monitor exception.

stm32f4xx_it.c:71

This function handles Memory Manage exception.

stm32f4xx_it.c:84

This function handles Bus Fault exception.

stm32f4xx_it.c:97

This function handles Usage Fault exception.

stm32f4xx_it.c:137

This function handles SysTick Handler.

stm32f4xx_it.c:110

This function handles SVCall exception.

stm32f4xx_it.c:128

This function handles PendSVC exception.

main.c:52

Main program

main.c:207

System Clock Configuration The system Clock is configured as follow : System Clock source = HSE SYSCLK(Hz) = 8000000 HCLK(Hz) = 2000000 AHB Prescaler = 4 APB1 Prescaler = 1 APB2 Prescaler = 1 HSE Frequency(Hz) = 8000000 VDD(V) = 3.3 Main regulator output voltage = Scale1 mode Flash Latency(WS) = 0

main.c:140

Initialize LED2.

main.c:246

Function to manage IRQ Handler

main.c:160

Turn-on LED2.

main.c:171

Configures User push-button in EXTI Line Mode.

main.c:92

This function configures WWDG

main.c:116

This function check if the system has resumed from WWDG reset

system_stm32f4xx.c:79

Miscellaneous Configuration *********************** Vector Table base offset field. This value must be a multiple of 0x200.

main.h:21

@file Examples_LL/WWDG/WWDG_RefreshUntilUserEvent/Inc/main.h @author MCD Application Team Header for main.c module @attention Copyright (c) 2017 STMicroelectronics. All rights reserved. This software is licensed under terms that can be found in the LICENSE file in the root directory of this software component. If no LICENSE file comes with this software, it is provided AS-IS.

stm32f4xx_it.h:21

@file Examples_LL/WWDG/WWDG_RefreshUntilUserEvent/Inc/stm32f4xx_it.h @author MCD Application Team This file contains the headers of the interrupt handlers. @attention Copyright (c) 2017 STMicroelectronics. All rights reserved. This software is licensed under terms that can be found in the LICENSE file in the root directory of this software component. If no LICENSE file comes with this software, it is provided AS-IS.

main.h:42

LED2

main.h:43

main.h:58

Key push-button

main.h:61

main.h:52

main.h:59

main.h:62

main.h:69

main.h:44

main.h:60

main.h:65

main.h:63

main.h:64

main.h:50

Toggle periods for various blinking modes

main.h:51

main.c:36