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Added watchdog

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This commit is contained in:
mj 2022-01-02 14:32:44 +01:00
parent 5feb12310c
commit b21cefe412
5 changed files with 402 additions and 13 deletions
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2
fw/.mxproject
View File

@ -1,5 +1,5 @@
[PreviousLibFiles]
LibFiles=Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_gpio.h;Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_i2c.h;Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_dma.h;Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_bus.h;Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_cortex.h;Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_rcc.h;Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_system.h;Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_utils.h;Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_exti.h;Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_pwr.h;Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_crs.h;Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_tim.h;Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_usart.h;Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_ll_gpio.c;Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_ll_i2c.c;Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_ll_dma.c;Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_ll_rcc.c;Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_ll_utils.c;Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_ll_exti.c;Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_ll_pwr.c;Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_ll_tim.c;Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_ll_usart.c;Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_gpio.h;Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_i2c.h;Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_dma.h;Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_bus.h;Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_cortex.h;Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_rcc.h;Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_system.h;Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_utils.h;Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_exti.h;Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_pwr.h;Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_crs.h;Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_tim.h;Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_usart.h;Drivers/CMSIS/Device/ST/STM32L0xx/Include/stm32l031xx.h;Drivers/CMSIS/Device/ST/STM32L0xx/Include/stm32l0xx.h;Drivers/CMSIS/Device/ST/STM32L0xx/Include/system_stm32l0xx.h;Drivers/CMSIS/Device/ST/STM32L0xx/Source/Templates/system_stm32l0xx.c;Drivers/CMSIS/Include/core_armv8mbl.h;Drivers/CMSIS/Include/cmsis_version.h;Drivers/CMSIS/Include/core_cm0plus.h;Drivers/CMSIS/Include/core_sc000.h;Drivers/CMSIS/Include/core_cm23.h;Drivers/CMSIS/Include/core_armv8mml.h;Drivers/CMSIS/Include/cmsis_compiler.h;Drivers/CMSIS/Include/core_sc300.h;Drivers/CMSIS/Include/cmsis_iccarm.h;Drivers/CMSIS/Include/core_cm7.h;Drivers/CMSIS/Include/core_cm33.h;Drivers/CMSIS/Include/cmsis_armclang.h;Drivers/CMSIS/Include/cmsis_armcc.h;Drivers/CMSIS/Include/cmsis_gcc.h;Drivers/CMSIS/Include/core_cm3.h;Drivers/CMSIS/Include/core_cm1.h;Drivers/CMSIS/Include/core_cm0.h;Drivers/CMSIS/Include/core_cm4.h;Drivers/CMSIS/Include/tz_context.h;Drivers/CMSIS/Include/mpu_armv8.h;Drivers/CMSIS/Include/mpu_armv7.h;
LibFiles=Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_gpio.h;Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_i2c.h;Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_dma.h;Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_bus.h;Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_cortex.h;Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_rcc.h;Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_system.h;Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_utils.h;Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_exti.h;Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_pwr.h;Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_crs.h;Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_iwdg.h;Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_tim.h;Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_usart.h;Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_ll_gpio.c;Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_ll_i2c.c;Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_ll_dma.c;Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_ll_rcc.c;Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_ll_utils.c;Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_ll_exti.c;Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_ll_pwr.c;Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_ll_tim.c;Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_ll_usart.c;Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_gpio.h;Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_i2c.h;Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_dma.h;Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_bus.h;Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_cortex.h;Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_rcc.h;Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_system.h;Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_utils.h;Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_exti.h;Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_pwr.h;Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_crs.h;Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_iwdg.h;Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_tim.h;Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_usart.h;Drivers/CMSIS/Device/ST/STM32L0xx/Include/stm32l031xx.h;Drivers/CMSIS/Device/ST/STM32L0xx/Include/stm32l0xx.h;Drivers/CMSIS/Device/ST/STM32L0xx/Include/system_stm32l0xx.h;Drivers/CMSIS/Device/ST/STM32L0xx/Source/Templates/system_stm32l0xx.c;Drivers/CMSIS/Include/core_armv8mbl.h;Drivers/CMSIS/Include/cmsis_version.h;Drivers/CMSIS/Include/core_cm0plus.h;Drivers/CMSIS/Include/core_sc000.h;Drivers/CMSIS/Include/core_cm23.h;Drivers/CMSIS/Include/core_armv8mml.h;Drivers/CMSIS/Include/cmsis_compiler.h;Drivers/CMSIS/Include/core_sc300.h;Drivers/CMSIS/Include/cmsis_iccarm.h;Drivers/CMSIS/Include/core_cm7.h;Drivers/CMSIS/Include/core_cm33.h;Drivers/CMSIS/Include/cmsis_armclang.h;Drivers/CMSIS/Include/cmsis_armcc.h;Drivers/CMSIS/Include/cmsis_gcc.h;Drivers/CMSIS/Include/core_cm3.h;Drivers/CMSIS/Include/core_cm1.h;Drivers/CMSIS/Include/core_cm0.h;Drivers/CMSIS/Include/core_cm4.h;Drivers/CMSIS/Include/tz_context.h;Drivers/CMSIS/Include/mpu_armv8.h;Drivers/CMSIS/Include/mpu_armv7.h;
[PreviousUsedCubeIDEFiles]
SourceFiles=Core/Src/main.c;Core/Src/stm32l0xx_it.c;Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_ll_gpio.c;Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_ll_i2c.c;Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_ll_dma.c;Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_ll_rcc.c;Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_ll_utils.c;Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_ll_exti.c;Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_ll_pwr.c;Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_ll_tim.c;Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_ll_usart.c;Drivers/CMSIS/Device/ST/STM32L0xx/Source/Templates/system_stm32l0xx.c;Core/Src/system_stm32l0xx.c;Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_ll_gpio.c;Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_ll_i2c.c;Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_ll_dma.c;Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_ll_rcc.c;Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_ll_utils.c;Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_ll_exti.c;Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_ll_pwr.c;Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_ll_tim.c;Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_ll_usart.c;Drivers/CMSIS/Device/ST/STM32L0xx/Source/Templates/system_stm32l0xx.c;Core/Src/system_stm32l0xx.c;;;

1
fw/Core/Inc/main.h
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@ -29,6 +29,7 @@ extern "C" {
/* Includes ------------------------------------------------------------------*/
#include "stm32l0xx_ll_i2c.h"
#include "stm32l0xx_ll_iwdg.h"
#include "stm32l0xx_ll_crs.h"
#include "stm32l0xx_ll_rcc.h"
#include "stm32l0xx_ll_bus.h"

41
fw/Core/Src/main.c
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@ -125,6 +125,7 @@ static void MX_USART2_UART_Init(void);
static void MX_TIM21_Init(void);
static void MX_TIM2_Init(void);
static void MX_TIM22_Init(void);
static void MX_IWDG_Init(void);
/* USER CODE BEGIN PFP */
void USART2_TX_Buffer(uint8_t* buffer_tx, uint16_t buffer_tx_len);
void CO2_to_color(uint16_t co2, uint16_t co2_limit_yellow, uint16_t co2_limit_red);
@ -186,6 +187,7 @@ int main(void)
MX_TIM21_Init();
MX_TIM2_Init();
MX_TIM22_Init();
MX_IWDG_Init();
/* USER CODE BEGIN 2 */
/* Turn on MAGENTA LED to signal startup state */
@ -274,6 +276,8 @@ int main(void)
/* Enter the main loop */
while (1)
{
/* Watchdog is set to 28 s (37 kHz, prescaler 256, 4095 reload value) */
LL_IWDG_ReloadCounter(IWDG);
if (usart2_rx_done == 1)
{
/* Process the message */
@ -406,6 +410,13 @@ void SystemClock_Config(void)
}
LL_RCC_HSI_SetCalibTrimming(16);
LL_RCC_LSI_Enable();
/* Wait till LSI is ready */
while(LL_RCC_LSI_IsReady() != 1)
{
}
LL_RCC_PLL_ConfigDomain_SYS(LL_RCC_PLLSOURCE_HSI, LL_RCC_PLL_MUL_3, LL_RCC_PLL_DIV_4);
LL_RCC_PLL_Enable();
@ -495,6 +506,36 @@ static void MX_I2C1_Init(void)
}
/**
* @brief IWDG Initialization Function
* @param None
* @retval None
*/
static void MX_IWDG_Init(void)
{
/* USER CODE BEGIN IWDG_Init 0 */
/* USER CODE END IWDG_Init 0 */
/* USER CODE BEGIN IWDG_Init 1 */
/* USER CODE END IWDG_Init 1 */
LL_IWDG_Enable(IWDG);
LL_IWDG_EnableWriteAccess(IWDG);
LL_IWDG_SetPrescaler(IWDG, LL_IWDG_PRESCALER_256);
LL_IWDG_SetReloadCounter(IWDG, 4095);
while (LL_IWDG_IsReady(IWDG) != 1)
{
}
LL_IWDG_ReloadCounter(IWDG);
/* USER CODE BEGIN IWDG_Init 2 */
/* USER CODE END IWDG_Init 2 */
}
/**
* @brief TIM2 Initialization Function
* @param None

341
fw/Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_ll_iwdg.h Normal file
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@ -0,0 +1,341 @@
/**
******************************************************************************
* @file stm32l0xx_ll_iwdg.h
* @author MCD Application Team
* @brief Header file of IWDG LL module.
******************************************************************************
* @attention
*
* <h2><center>&copy; Copyright (c) 2016 STMicroelectronics.
* All rights reserved.</center></h2>
*
* This software component is licensed by ST under BSD 3-Clause license,
* the "License"; You may not use this file except in compliance with the
* License. You may obtain a copy of the License at:
* opensource.org/licenses/BSD-3-Clause
*
******************************************************************************
*/
/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef STM32L0xx_LL_IWDG_H
#define STM32L0xx_LL_IWDG_H
#ifdef __cplusplus
extern "C" {
#endif
/* Includes ------------------------------------------------------------------*/
#include "stm32l0xx.h"
/** @addtogroup STM32L0xx_LL_Driver
* @{
*/
#if defined(IWDG)
/** @defgroup IWDG_LL IWDG
* @{
*/
/* Private types -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
/* Private constants ---------------------------------------------------------*/
/** @defgroup IWDG_LL_Private_Constants IWDG Private Constants
* @{
*/
#define LL_IWDG_KEY_RELOAD 0x0000AAAAU /*!< IWDG Reload Counter Enable */
#define LL_IWDG_KEY_ENABLE 0x0000CCCCU /*!< IWDG Peripheral Enable */
#define LL_IWDG_KEY_WR_ACCESS_ENABLE 0x00005555U /*!< IWDG KR Write Access Enable */
#define LL_IWDG_KEY_WR_ACCESS_DISABLE 0x00000000U /*!< IWDG KR Write Access Disable */
/**
* @}
*/
/* Private macros ------------------------------------------------------------*/
/* Exported types ------------------------------------------------------------*/
/* Exported constants --------------------------------------------------------*/
/** @defgroup IWDG_LL_Exported_Constants IWDG Exported Constants
* @{
*/
/** @defgroup IWDG_LL_EC_GET_FLAG Get Flags Defines
* @brief Flags defines which can be used with LL_IWDG_ReadReg function
* @{
*/
#define LL_IWDG_SR_PVU IWDG_SR_PVU /*!< Watchdog prescaler value update */
#define LL_IWDG_SR_RVU IWDG_SR_RVU /*!< Watchdog counter reload value update */
#define LL_IWDG_SR_WVU IWDG_SR_WVU /*!< Watchdog counter window value update */
/**
* @}
*/
/** @defgroup IWDG_LL_EC_PRESCALER Prescaler Divider
* @{
*/
#define LL_IWDG_PRESCALER_4 0x00000000U /*!< Divider by 4 */
#define LL_IWDG_PRESCALER_8 (IWDG_PR_PR_0) /*!< Divider by 8 */
#define LL_IWDG_PRESCALER_16 (IWDG_PR_PR_1) /*!< Divider by 16 */
#define LL_IWDG_PRESCALER_32 (IWDG_PR_PR_1 | IWDG_PR_PR_0) /*!< Divider by 32 */
#define LL_IWDG_PRESCALER_64 (IWDG_PR_PR_2) /*!< Divider by 64 */
#define LL_IWDG_PRESCALER_128 (IWDG_PR_PR_2 | IWDG_PR_PR_0) /*!< Divider by 128 */
#define LL_IWDG_PRESCALER_256 (IWDG_PR_PR_2 | IWDG_PR_PR_1) /*!< Divider by 256 */
/**
* @}
*/
/**
* @}
*/
/* Exported macro ------------------------------------------------------------*/
/** @defgroup IWDG_LL_Exported_Macros IWDG Exported Macros
* @{
*/
/** @defgroup IWDG_LL_EM_WRITE_READ Common Write and read registers Macros
* @{
*/
/**
* @brief Write a value in IWDG register
* @param __INSTANCE__ IWDG Instance
* @param __REG__ Register to be written
* @param __VALUE__ Value to be written in the register
* @retval None
*/
#define LL_IWDG_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__))
/**
* @brief Read a value in IWDG register
* @param __INSTANCE__ IWDG Instance
* @param __REG__ Register to be read
* @retval Register value
*/
#define LL_IWDG_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__)
/**
* @}
*/
/**
* @}
*/
/* Exported functions --------------------------------------------------------*/
/** @defgroup IWDG_LL_Exported_Functions IWDG Exported Functions
* @{
*/
/** @defgroup IWDG_LL_EF_Configuration Configuration
* @{
*/
/**
* @brief Start the Independent Watchdog
* @note Except if the hardware watchdog option is selected
* @rmtoll KR KEY LL_IWDG_Enable
* @param IWDGx IWDG Instance
* @retval None
*/
__STATIC_INLINE void LL_IWDG_Enable(IWDG_TypeDef *IWDGx)
{
WRITE_REG(IWDGx->KR, LL_IWDG_KEY_ENABLE);
}
/**
* @brief Reloads IWDG counter with value defined in the reload register
* @rmtoll KR KEY LL_IWDG_ReloadCounter
* @param IWDGx IWDG Instance
* @retval None
*/
__STATIC_INLINE void LL_IWDG_ReloadCounter(IWDG_TypeDef *IWDGx)
{
WRITE_REG(IWDGx->KR, LL_IWDG_KEY_RELOAD);
}
/**
* @brief Enable write access to IWDG_PR, IWDG_RLR and IWDG_WINR registers
* @rmtoll KR KEY LL_IWDG_EnableWriteAccess
* @param IWDGx IWDG Instance
* @retval None
*/
__STATIC_INLINE void LL_IWDG_EnableWriteAccess(IWDG_TypeDef *IWDGx)
{
WRITE_REG(IWDGx->KR, LL_IWDG_KEY_WR_ACCESS_ENABLE);
}
/**
* @brief Disable write access to IWDG_PR, IWDG_RLR and IWDG_WINR registers
* @rmtoll KR KEY LL_IWDG_DisableWriteAccess
* @param IWDGx IWDG Instance
* @retval None
*/
__STATIC_INLINE void LL_IWDG_DisableWriteAccess(IWDG_TypeDef *IWDGx)
{
WRITE_REG(IWDGx->KR, LL_IWDG_KEY_WR_ACCESS_DISABLE);
}
/**
* @brief Select the prescaler of the IWDG
* @rmtoll PR PR LL_IWDG_SetPrescaler
* @param IWDGx IWDG Instance
* @param Prescaler This parameter can be one of the following values:
* @arg @ref LL_IWDG_PRESCALER_4
* @arg @ref LL_IWDG_PRESCALER_8
* @arg @ref LL_IWDG_PRESCALER_16
* @arg @ref LL_IWDG_PRESCALER_32
* @arg @ref LL_IWDG_PRESCALER_64
* @arg @ref LL_IWDG_PRESCALER_128
* @arg @ref LL_IWDG_PRESCALER_256
* @retval None
*/
__STATIC_INLINE void LL_IWDG_SetPrescaler(IWDG_TypeDef *IWDGx, uint32_t Prescaler)
{
WRITE_REG(IWDGx->PR, IWDG_PR_PR & Prescaler);
}
/**
* @brief Get the selected prescaler of the IWDG
* @rmtoll PR PR LL_IWDG_GetPrescaler
* @param IWDGx IWDG Instance
* @retval Returned value can be one of the following values:
* @arg @ref LL_IWDG_PRESCALER_4
* @arg @ref LL_IWDG_PRESCALER_8
* @arg @ref LL_IWDG_PRESCALER_16
* @arg @ref LL_IWDG_PRESCALER_32
* @arg @ref LL_IWDG_PRESCALER_64
* @arg @ref LL_IWDG_PRESCALER_128
* @arg @ref LL_IWDG_PRESCALER_256
*/
__STATIC_INLINE uint32_t LL_IWDG_GetPrescaler(IWDG_TypeDef *IWDGx)
{
return (READ_REG(IWDGx->PR));
}
/**
* @brief Specify the IWDG down-counter reload value
* @rmtoll RLR RL LL_IWDG_SetReloadCounter
* @param IWDGx IWDG Instance
* @param Counter Value between Min_Data=0 and Max_Data=0x0FFF
* @retval None
*/
__STATIC_INLINE void LL_IWDG_SetReloadCounter(IWDG_TypeDef *IWDGx, uint32_t Counter)
{
WRITE_REG(IWDGx->RLR, IWDG_RLR_RL & Counter);
}
/**
* @brief Get the specified IWDG down-counter reload value
* @rmtoll RLR RL LL_IWDG_GetReloadCounter
* @param IWDGx IWDG Instance
* @retval Value between Min_Data=0 and Max_Data=0x0FFF
*/
__STATIC_INLINE uint32_t LL_IWDG_GetReloadCounter(IWDG_TypeDef *IWDGx)
{
return (READ_REG(IWDGx->RLR));
}
/**
* @brief Specify high limit of the window value to be compared to the down-counter.
* @rmtoll WINR WIN LL_IWDG_SetWindow
* @param IWDGx IWDG Instance
* @param Window Value between Min_Data=0 and Max_Data=0x0FFF
* @retval None
*/
__STATIC_INLINE void LL_IWDG_SetWindow(IWDG_TypeDef *IWDGx, uint32_t Window)
{
WRITE_REG(IWDGx->WINR, IWDG_WINR_WIN & Window);
}
/**
* @brief Get the high limit of the window value specified.
* @rmtoll WINR WIN LL_IWDG_GetWindow
* @param IWDGx IWDG Instance
* @retval Value between Min_Data=0 and Max_Data=0x0FFF
*/
__STATIC_INLINE uint32_t LL_IWDG_GetWindow(IWDG_TypeDef *IWDGx)
{
return (READ_REG(IWDGx->WINR));
}
/**
* @}
*/
/** @defgroup IWDG_LL_EF_FLAG_Management FLAG_Management
* @{
*/
/**
* @brief Check if flag Prescaler Value Update is set or not
* @rmtoll SR PVU LL_IWDG_IsActiveFlag_PVU
* @param IWDGx IWDG Instance
* @retval State of bit (1 or 0).
*/
__STATIC_INLINE uint32_t LL_IWDG_IsActiveFlag_PVU(IWDG_TypeDef *IWDGx)
{
return ((READ_BIT(IWDGx->SR, IWDG_SR_PVU) == (IWDG_SR_PVU)) ? 1UL : 0UL);
}
/**
* @brief Check if flag Reload Value Update is set or not
* @rmtoll SR RVU LL_IWDG_IsActiveFlag_RVU
* @param IWDGx IWDG Instance
* @retval State of bit (1 or 0).
*/
__STATIC_INLINE uint32_t LL_IWDG_IsActiveFlag_RVU(IWDG_TypeDef *IWDGx)
{
return ((READ_BIT(IWDGx->SR, IWDG_SR_RVU) == (IWDG_SR_RVU)) ? 1UL : 0UL);
}
/**
* @brief Check if flag Window Value Update is set or not
* @rmtoll SR WVU LL_IWDG_IsActiveFlag_WVU
* @param IWDGx IWDG Instance
* @retval State of bit (1 or 0).
*/
__STATIC_INLINE uint32_t LL_IWDG_IsActiveFlag_WVU(IWDG_TypeDef *IWDGx)
{
return ((READ_BIT(IWDGx->SR, IWDG_SR_WVU) == (IWDG_SR_WVU)) ? 1UL : 0UL);
}
/**
* @brief Check if all flags Prescaler, Reload & Window Value Update are reset or not
* @rmtoll SR PVU LL_IWDG_IsReady\n
* SR RVU LL_IWDG_IsReady\n
* SR WVU LL_IWDG_IsReady
* @param IWDGx IWDG Instance
* @retval State of bits (1 or 0).
*/
__STATIC_INLINE uint32_t LL_IWDG_IsReady(IWDG_TypeDef *IWDGx)
{
return ((READ_BIT(IWDGx->SR, IWDG_SR_PVU | IWDG_SR_RVU | IWDG_SR_WVU) == 0U) ? 1UL : 0UL);
}
/**
* @}
*/
/**
* @}
*/
/**
* @}
*/
#endif /* IWDG */
/**
* @}
*/
#ifdef __cplusplus
}
#endif
#endif /* STM32L0xx_LL_IWDG_H */
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/

30
fw/iaq_wired_sensor.ioc
View File

@ -3,23 +3,27 @@ File.Version=6
GPIO.groupedBy=Group By Peripherals
I2C1.IPParameters=Timing
I2C1.Timing=0x40000A0B
IWDG.IPParameters=Prescaler
IWDG.Prescaler=IWDG_PRESCALER_256
KeepUserPlacement=false
Mcu.Family=STM32L0
Mcu.IP0=I2C1
Mcu.IP1=NVIC
Mcu.IP2=RCC
Mcu.IP3=SYS
Mcu.IP4=TIM2
Mcu.IP5=TIM21
Mcu.IP6=TIM22
Mcu.IP7=USART2
Mcu.IPNb=8
Mcu.IP1=IWDG
Mcu.IP2=NVIC
Mcu.IP3=RCC
Mcu.IP4=SYS
Mcu.IP5=TIM2
Mcu.IP6=TIM21
Mcu.IP7=TIM22
Mcu.IP8=USART2
Mcu.IPNb=9
Mcu.Name=STM32L031G(4-6)Ux
Mcu.Package=UFQFPN28
Mcu.Pin0=PA1
Mcu.Pin1=PA2
Mcu.Pin10=VP_SYS_VS_Systick
Mcu.Pin11=VP_TIM21_VS_ClockSourceINT
Mcu.Pin10=VP_IWDG_VS_IWDG
Mcu.Pin11=VP_SYS_VS_Systick
Mcu.Pin12=VP_TIM21_VS_ClockSourceINT
Mcu.Pin2=PA3
Mcu.Pin3=PA5
Mcu.Pin4=PA6
@ -28,7 +32,7 @@ Mcu.Pin6=PA9
Mcu.Pin7=PA10
Mcu.Pin8=PA13
Mcu.Pin9=PA14
Mcu.PinsNb=12
Mcu.PinsNb=13
Mcu.ThirdPartyNb=0
Mcu.UserConstants=
Mcu.UserName=STM32L031G6Ux
@ -94,7 +98,7 @@ ProjectManager.StackSize=0x400
ProjectManager.TargetToolchain=STM32CubeIDE
ProjectManager.ToolChainLocation=
ProjectManager.UnderRoot=true
ProjectManager.functionlistsort=1-SystemClock_Config-RCC-false-LL-false,2-MX_GPIO_Init-GPIO-false-LL-true,3-MX_I2C1_Init-I2C1-false-LL-true,4-MX_USART2_UART_Init-USART2-false-LL-true,5-MX_TIM21_Init-TIM21-false-LL-true,6-MX_TIM2_Init-TIM2-false-LL-true,7-MX_TIM22_Init-TIM22-false-LL-true
ProjectManager.functionlistsort=1-SystemClock_Config-RCC-false-LL-false,2-MX_GPIO_Init-GPIO-false-LL-true,3-MX_I2C1_Init-I2C1-false-LL-true,4-MX_USART2_UART_Init-USART2-false-LL-true,5-MX_TIM21_Init-TIM21-false-LL-true,6-MX_TIM2_Init-TIM2-false-LL-true,7-MX_TIM22_Init-TIM22-false-LL-true,8-MX_IWDG_Init-IWDG-false-LL-true
RCC.AHBFreq_Value=12000000
RCC.APB1Freq_Value=12000000
RCC.APB1TimFreq_Value=12000000
@ -156,6 +160,8 @@ USART2.Parity=PARITY_EVEN
USART2.VirtualMode-Asynchronous=VM_ASYNC
USART2.VirtualMode-Hardware\ Flow\ Control\ (RS485)=VM_ASYNC
USART2.WordLength=WORDLENGTH_9B
VP_IWDG_VS_IWDG.Mode=IWDG_Activate
VP_IWDG_VS_IWDG.Signal=IWDG_VS_IWDG
VP_SYS_VS_Systick.Mode=SysTick
VP_SYS_VS_Systick.Signal=SYS_VS_Systick
VP_TIM21_VS_ClockSourceINT.Mode=Internal