commit 6d41856afed73f8439d0c9d2cbb308025414e50d Author: thunic Date: Fri Mar 15 22:06:25 2024 +0100 First Commit diff --git a/Minesweeper/Core/Inc/main.h b/Minesweeper/Core/Inc/main.h new file mode 100644 index 0000000..7b1bb5e --- /dev/null +++ b/Minesweeper/Core/Inc/main.h @@ -0,0 +1,79 @@ +/* USER CODE BEGIN Header */ +/** + ****************************************************************************** + * @file : main.h + * @brief : Header for main.c file. + * This file contains the common defines of the application. + ****************************************************************************** + * @attention + * + * Copyright (c) 2024 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. + * + ****************************************************************************** + */ +/* USER CODE END Header */ + +/* Define to prevent recursive inclusion -------------------------------------*/ +#ifndef __MAIN_H +#define __MAIN_H + +#ifdef __cplusplus +extern "C" { +#endif + +/* Includes ------------------------------------------------------------------*/ +#include "stm32l4xx_hal.h" + +/* Private includes ----------------------------------------------------------*/ +/* USER CODE BEGIN Includes */ + +/* USER CODE END Includes */ + +/* Exported types ------------------------------------------------------------*/ +/* USER CODE BEGIN ET */ + +/* USER CODE END ET */ + +/* Exported constants --------------------------------------------------------*/ +/* USER CODE BEGIN EC */ + +/* USER CODE END EC */ + +/* Exported macro ------------------------------------------------------------*/ +/* USER CODE BEGIN EM */ + +/* USER CODE END EM */ + +/* Exported functions prototypes ---------------------------------------------*/ +void Error_Handler(void); + +/* USER CODE BEGIN EFP */ + +/* USER CODE END EFP */ + +/* Private defines -----------------------------------------------------------*/ +#define VCP_TX_Pin GPIO_PIN_2 +#define VCP_TX_GPIO_Port GPIOA +#define SWDIO_Pin GPIO_PIN_13 +#define SWDIO_GPIO_Port GPIOA +#define SWCLK_Pin GPIO_PIN_14 +#define SWCLK_GPIO_Port GPIOA +#define VCP_RX_Pin GPIO_PIN_15 +#define VCP_RX_GPIO_Port GPIOA +#define LD3_Pin GPIO_PIN_3 +#define LD3_GPIO_Port GPIOB + +/* USER CODE BEGIN Private defines */ + +/* USER CODE END Private defines */ + +#ifdef __cplusplus +} +#endif + +#endif /* __MAIN_H */ diff --git a/Minesweeper/Core/Inc/spielfeld.h b/Minesweeper/Core/Inc/spielfeld.h new file mode 100644 index 0000000..89540a1 --- /dev/null +++ b/Minesweeper/Core/Inc/spielfeld.h @@ -0,0 +1,41 @@ +/* + * spielfeld.h + * + * Created on: Mar 5, 2024 + * Author: nicon + */ + +#ifndef INC_SPIELFELD_H_ +#define INC_SPIELFELD_H_ + +#include "main.h" +#include "uart.h" +#include +#include +#include +#include + +extern UART_HandleTypeDef huart2; +extern RNG_HandleTypeDef hrng; + + +typedef struct { + int row; + int col; +} Position; + +#define EMPTY_CELL 0 +#define BOMB_CELL -1 +#define HIDDEN_CELL -2 +#define NUMBER_CELL -3 + +int** generateGameBoard(int size); +void placeBombs(int** gameBoard, int size, int numBombs); +void displayGameBoardUART(int** gameBoard, int size); +void freeGameBoard(int** gameBoard, int size); +int** createHiddenGameBoard(int** gameBoard, int size); +int** revealCell(int** gameBoard, int** hiddenGameBoard, int size, char* position); +void getPositionIndices(char* position, Position* pos); +void getNewPosition(Position* pos, int dx, int dy, Position* newPos); + +#endif /* INC_SPIELFELD_H_ */ diff --git a/Minesweeper/Core/Inc/stm32l4xx_hal_conf.h b/Minesweeper/Core/Inc/stm32l4xx_hal_conf.h new file mode 100644 index 0000000..04ea61c --- /dev/null +++ b/Minesweeper/Core/Inc/stm32l4xx_hal_conf.h @@ -0,0 +1,482 @@ +/* USER CODE BEGIN Header */ +/** + ****************************************************************************** + * @file stm32l4xx_hal_conf.h + * @author MCD Application Team + * @brief HAL configuration template file. + * This file should be copied to the application folder and renamed + * to stm32l4xx_hal_conf.h. + ****************************************************************************** + * @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. + * + ****************************************************************************** + */ +/* USER CODE END Header */ + +/* Define to prevent recursive inclusion -------------------------------------*/ +#ifndef STM32L4xx_HAL_CONF_H +#define STM32L4xx_HAL_CONF_H + +#ifdef __cplusplus + extern "C" { +#endif + +/* Exported types ------------------------------------------------------------*/ +/* Exported constants --------------------------------------------------------*/ + +/* ########################## Module Selection ############################## */ +/** + * @brief This is the list of modules to be used in the HAL driver + */ +#define HAL_MODULE_ENABLED +/*#define HAL_ADC_MODULE_ENABLED */ +/*#define HAL_CRYP_MODULE_ENABLED */ +/*#define HAL_CAN_MODULE_ENABLED */ +/*#define HAL_COMP_MODULE_ENABLED */ +/*#define HAL_I2C_MODULE_ENABLED */ +/*#define HAL_CRC_MODULE_ENABLED */ +/*#define HAL_CRYP_MODULE_ENABLED */ +/*#define HAL_DAC_MODULE_ENABLED */ +/*#define HAL_DCMI_MODULE_ENABLED */ +/*#define HAL_DMA2D_MODULE_ENABLED */ +/*#define HAL_DFSDM_MODULE_ENABLED */ +/*#define HAL_DSI_MODULE_ENABLED */ +/*#define HAL_FIREWALL_MODULE_ENABLED */ +/*#define HAL_GFXMMU_MODULE_ENABLED */ +/*#define HAL_HCD_MODULE_ENABLED */ +/*#define HAL_HASH_MODULE_ENABLED */ +/*#define HAL_I2S_MODULE_ENABLED */ +/*#define HAL_IRDA_MODULE_ENABLED */ +/*#define HAL_IWDG_MODULE_ENABLED */ +/*#define HAL_LTDC_MODULE_ENABLED */ +/*#define HAL_LCD_MODULE_ENABLED */ +/*#define HAL_LPTIM_MODULE_ENABLED */ +/*#define HAL_MMC_MODULE_ENABLED */ +/*#define HAL_NAND_MODULE_ENABLED */ +/*#define HAL_NOR_MODULE_ENABLED */ +/*#define HAL_OPAMP_MODULE_ENABLED */ +/*#define HAL_OSPI_MODULE_ENABLED */ +/*#define HAL_OSPI_MODULE_ENABLED */ +/*#define HAL_PCD_MODULE_ENABLED */ +/*#define HAL_PKA_MODULE_ENABLED */ +/*#define HAL_QSPI_MODULE_ENABLED */ +/*#define HAL_QSPI_MODULE_ENABLED */ +#define HAL_RNG_MODULE_ENABLED +/*#define HAL_RTC_MODULE_ENABLED */ +/*#define HAL_SAI_MODULE_ENABLED */ +/*#define HAL_SD_MODULE_ENABLED */ +/*#define HAL_SMBUS_MODULE_ENABLED */ +/*#define HAL_SMARTCARD_MODULE_ENABLED */ +/*#define HAL_SPI_MODULE_ENABLED */ +/*#define HAL_SRAM_MODULE_ENABLED */ +/*#define HAL_SWPMI_MODULE_ENABLED */ +/*#define HAL_TIM_MODULE_ENABLED */ +/*#define HAL_TSC_MODULE_ENABLED */ +#define HAL_UART_MODULE_ENABLED +/*#define HAL_USART_MODULE_ENABLED */ +/*#define HAL_WWDG_MODULE_ENABLED */ +/*#define HAL_EXTI_MODULE_ENABLED */ +/*#define HAL_PSSI_MODULE_ENABLED */ +#define HAL_GPIO_MODULE_ENABLED +#define HAL_EXTI_MODULE_ENABLED +#define HAL_DMA_MODULE_ENABLED +#define HAL_RCC_MODULE_ENABLED +#define HAL_FLASH_MODULE_ENABLED +#define HAL_PWR_MODULE_ENABLED +#define HAL_CORTEX_MODULE_ENABLED + +/* ########################## Oscillator Values adaptation ####################*/ +/** + * @brief Adjust the value of External High Speed oscillator (HSE) used in your application. + * This value is used by the RCC HAL module to compute the system frequency + * (when HSE is used as system clock source, directly or through the PLL). + */ +#if !defined (HSE_VALUE) + #define HSE_VALUE ((uint32_t)8000000U) /*!< Value of the External oscillator in Hz */ +#endif /* HSE_VALUE */ + +#if !defined (HSE_STARTUP_TIMEOUT) + #define HSE_STARTUP_TIMEOUT ((uint32_t)100U) /*!< Time out for HSE start up, in ms */ +#endif /* HSE_STARTUP_TIMEOUT */ + +/** + * @brief Internal Multiple Speed oscillator (MSI) default value. + * This value is the default MSI range value after Reset. + */ +#if !defined (MSI_VALUE) + #define MSI_VALUE ((uint32_t)32000000U) /*!< Value of the Internal oscillator in Hz*/ +#endif /* MSI_VALUE */ +/** + * @brief Internal High Speed oscillator (HSI) value. + * This value is used by the RCC HAL module to compute the system frequency + * (when HSI is used as system clock source, directly or through the PLL). + */ +#if !defined (HSI_VALUE) + #define HSI_VALUE ((uint32_t)16000000U) /*!< Value of the Internal oscillator in Hz*/ +#endif /* HSI_VALUE */ + +/** + * @brief Internal High Speed oscillator (HSI48) value for USB FS, SDMMC and RNG. + * This internal oscillator is mainly dedicated to provide a high precision clock to + * the USB peripheral by means of a special Clock Recovery System (CRS) circuitry. + * When the CRS is not used, the HSI48 RC oscillator runs on it default frequency + * which is subject to manufacturing process variations. + */ +#if !defined (HSI48_VALUE) + #define HSI48_VALUE ((uint32_t)48000000U) /*!< Value of the Internal High Speed oscillator for USB FS/SDMMC/RNG in Hz. + The real value my vary depending on manufacturing process variations.*/ +#endif /* HSI48_VALUE */ + +/** + * @brief Internal Low Speed oscillator (LSI) value. + */ +#if !defined (LSI_VALUE) + #define LSI_VALUE 32000U /*!< LSI Typical Value in Hz*/ +#endif /* LSI_VALUE */ /*!< Value of the Internal Low Speed oscillator in Hz + The real value may vary depending on the variations + in voltage and temperature.*/ + +/** + * @brief External Low Speed oscillator (LSE) value. + * This value is used by the UART, RTC HAL module to compute the system frequency + */ +#if !defined (LSE_VALUE) + #define LSE_VALUE 32768U /*!< Value of the External oscillator in Hz*/ +#endif /* LSE_VALUE */ + +#if !defined (LSE_STARTUP_TIMEOUT) + #define LSE_STARTUP_TIMEOUT 5000U /*!< Time out for LSE start up, in ms */ +#endif /* HSE_STARTUP_TIMEOUT */ + +/** + * @brief External clock source for SAI1 peripheral + * This value is used by the RCC HAL module to compute the SAI1 & SAI2 clock source + * frequency. + */ +#if !defined (EXTERNAL_SAI1_CLOCK_VALUE) + #define EXTERNAL_SAI1_CLOCK_VALUE 48000U /*!< Value of the SAI1 External clock source in Hz*/ +#endif /* EXTERNAL_SAI1_CLOCK_VALUE */ + +/** + * @brief External clock source for SAI2 peripheral + * This value is used by the RCC HAL module to compute the SAI1 & SAI2 clock source + * frequency. + */ +#if !defined (EXTERNAL_SAI2_CLOCK_VALUE) + #define EXTERNAL_SAI2_CLOCK_VALUE 48000U /*!< Value of the SAI2 External clock source in Hz*/ +#endif /* EXTERNAL_SAI2_CLOCK_VALUE */ + +/* Tip: To avoid modifying this file each time you need to use different HSE, + === you can define the HSE value in your toolchain compiler preprocessor. */ + +/* ########################### System Configuration ######################### */ +/** + * @brief This is the HAL system configuration section + */ + +#define VDD_VALUE 3300U /*!< Value of VDD in mv */ +#define TICK_INT_PRIORITY 0U /*!< tick interrupt priority */ +#define USE_RTOS 0U +#define PREFETCH_ENABLE 0U +#define INSTRUCTION_CACHE_ENABLE 1U +#define DATA_CACHE_ENABLE 1U + +/* ########################## Assert Selection ############################## */ +/** + * @brief Uncomment the line below to expanse the "assert_param" macro in the + * HAL drivers code + */ +/* #define USE_FULL_ASSERT 1U */ + +/* ################## Register callback feature configuration ############### */ +/** + * @brief Set below the peripheral configuration to "1U" to add the support + * of HAL callback registration/deregistration feature for the HAL + * driver(s). This allows user application to provide specific callback + * functions thanks to HAL_PPP_RegisterCallback() rather than overwriting + * the default weak callback functions (see each stm32l4xx_hal_ppp.h file + * for possible callback identifiers defined in HAL_PPP_CallbackIDTypeDef + * for each PPP peripheral). + */ +#define USE_HAL_ADC_REGISTER_CALLBACKS 0U +#define USE_HAL_CAN_REGISTER_CALLBACKS 0U +#define USE_HAL_COMP_REGISTER_CALLBACKS 0U +#define USE_HAL_CRYP_REGISTER_CALLBACKS 0U +#define USE_HAL_DAC_REGISTER_CALLBACKS 0U +#define USE_HAL_DCMI_REGISTER_CALLBACKS 0U +#define USE_HAL_DFSDM_REGISTER_CALLBACKS 0U +#define USE_HAL_DMA2D_REGISTER_CALLBACKS 0U +#define USE_HAL_DSI_REGISTER_CALLBACKS 0U +#define USE_HAL_GFXMMU_REGISTER_CALLBACKS 0U +#define USE_HAL_HASH_REGISTER_CALLBACKS 0U +#define USE_HAL_HCD_REGISTER_CALLBACKS 0U +#define USE_HAL_I2C_REGISTER_CALLBACKS 0U +#define USE_HAL_IRDA_REGISTER_CALLBACKS 0U +#define USE_HAL_LPTIM_REGISTER_CALLBACKS 0U +#define USE_HAL_LTDC_REGISTER_CALLBACKS 0U +#define USE_HAL_MMC_REGISTER_CALLBACKS 0U +#define USE_HAL_OPAMP_REGISTER_CALLBACKS 0U +#define USE_HAL_OSPI_REGISTER_CALLBACKS 0U +#define USE_HAL_PCD_REGISTER_CALLBACKS 0U +#define USE_HAL_QSPI_REGISTER_CALLBACKS 0U +#define USE_HAL_RNG_REGISTER_CALLBACKS 0U +#define USE_HAL_RTC_REGISTER_CALLBACKS 0U +#define USE_HAL_SAI_REGISTER_CALLBACKS 0U +#define USE_HAL_SD_REGISTER_CALLBACKS 0U +#define USE_HAL_SMARTCARD_REGISTER_CALLBACKS 0U +#define USE_HAL_SMBUS_REGISTER_CALLBACKS 0U +#define USE_HAL_SPI_REGISTER_CALLBACKS 0U +#define USE_HAL_SWPMI_REGISTER_CALLBACKS 0U +#define USE_HAL_TIM_REGISTER_CALLBACKS 0U +#define USE_HAL_TSC_REGISTER_CALLBACKS 0U +#define USE_HAL_UART_REGISTER_CALLBACKS 0U +#define USE_HAL_USART_REGISTER_CALLBACKS 0U +#define USE_HAL_WWDG_REGISTER_CALLBACKS 0U + +/* ################## SPI peripheral configuration ########################## */ + +/* CRC FEATURE: Use to activate CRC feature inside HAL SPI Driver + * Activated: CRC code is present inside driver + * Deactivated: CRC code cleaned from driver + */ + +#define USE_SPI_CRC 0U + +/* Includes ------------------------------------------------------------------*/ +/** + * @brief Include module's header file + */ + +#ifdef HAL_RCC_MODULE_ENABLED + #include "stm32l4xx_hal_rcc.h" +#endif /* HAL_RCC_MODULE_ENABLED */ + +#ifdef HAL_GPIO_MODULE_ENABLED + #include "stm32l4xx_hal_gpio.h" +#endif /* HAL_GPIO_MODULE_ENABLED */ + +#ifdef HAL_DMA_MODULE_ENABLED + #include "stm32l4xx_hal_dma.h" +#endif /* HAL_DMA_MODULE_ENABLED */ + +#ifdef HAL_DFSDM_MODULE_ENABLED + #include "stm32l4xx_hal_dfsdm.h" +#endif /* HAL_DFSDM_MODULE_ENABLED */ + +#ifdef HAL_CORTEX_MODULE_ENABLED + #include "stm32l4xx_hal_cortex.h" +#endif /* HAL_CORTEX_MODULE_ENABLED */ + +#ifdef HAL_ADC_MODULE_ENABLED + #include "stm32l4xx_hal_adc.h" +#endif /* HAL_ADC_MODULE_ENABLED */ + +#ifdef HAL_CAN_MODULE_ENABLED + #include "stm32l4xx_hal_can.h" +#endif /* HAL_CAN_MODULE_ENABLED */ + +#ifdef HAL_CAN_LEGACY_MODULE_ENABLED + #include "Legacy/stm32l4xx_hal_can_legacy.h" +#endif /* HAL_CAN_LEGACY_MODULE_ENABLED */ + +#ifdef HAL_COMP_MODULE_ENABLED + #include "stm32l4xx_hal_comp.h" +#endif /* HAL_COMP_MODULE_ENABLED */ + +#ifdef HAL_CRC_MODULE_ENABLED + #include "stm32l4xx_hal_crc.h" +#endif /* HAL_CRC_MODULE_ENABLED */ + +#ifdef HAL_CRYP_MODULE_ENABLED + #include "stm32l4xx_hal_cryp.h" +#endif /* HAL_CRYP_MODULE_ENABLED */ + +#ifdef HAL_DAC_MODULE_ENABLED + #include "stm32l4xx_hal_dac.h" +#endif /* HAL_DAC_MODULE_ENABLED */ + +#ifdef HAL_DCMI_MODULE_ENABLED + #include "stm32l4xx_hal_dcmi.h" +#endif /* HAL_DCMI_MODULE_ENABLED */ + +#ifdef HAL_DMA2D_MODULE_ENABLED + #include "stm32l4xx_hal_dma2d.h" +#endif /* HAL_DMA2D_MODULE_ENABLED */ + +#ifdef HAL_DSI_MODULE_ENABLED + #include "stm32l4xx_hal_dsi.h" +#endif /* HAL_DSI_MODULE_ENABLED */ + +#ifdef HAL_EXTI_MODULE_ENABLED + #include "stm32l4xx_hal_exti.h" +#endif /* HAL_EXTI_MODULE_ENABLED */ + +#ifdef HAL_GFXMMU_MODULE_ENABLED + #include "stm32l4xx_hal_gfxmmu.h" +#endif /* HAL_GFXMMU_MODULE_ENABLED */ + +#ifdef HAL_FIREWALL_MODULE_ENABLED + #include "stm32l4xx_hal_firewall.h" +#endif /* HAL_FIREWALL_MODULE_ENABLED */ + +#ifdef HAL_FLASH_MODULE_ENABLED + #include "stm32l4xx_hal_flash.h" +#endif /* HAL_FLASH_MODULE_ENABLED */ + +#ifdef HAL_HASH_MODULE_ENABLED + #include "stm32l4xx_hal_hash.h" +#endif /* HAL_HASH_MODULE_ENABLED */ + +#ifdef HAL_HCD_MODULE_ENABLED + #include "stm32l4xx_hal_hcd.h" +#endif /* HAL_HCD_MODULE_ENABLED */ + +#ifdef HAL_I2C_MODULE_ENABLED + #include "stm32l4xx_hal_i2c.h" +#endif /* HAL_I2C_MODULE_ENABLED */ + +#ifdef HAL_IRDA_MODULE_ENABLED + #include "stm32l4xx_hal_irda.h" +#endif /* HAL_IRDA_MODULE_ENABLED */ + +#ifdef HAL_IWDG_MODULE_ENABLED + #include "stm32l4xx_hal_iwdg.h" +#endif /* HAL_IWDG_MODULE_ENABLED */ + +#ifdef HAL_LCD_MODULE_ENABLED + #include "stm32l4xx_hal_lcd.h" +#endif /* HAL_LCD_MODULE_ENABLED */ + +#ifdef HAL_LPTIM_MODULE_ENABLED + #include "stm32l4xx_hal_lptim.h" +#endif /* HAL_LPTIM_MODULE_ENABLED */ + +#ifdef HAL_LTDC_MODULE_ENABLED + #include "stm32l4xx_hal_ltdc.h" +#endif /* HAL_LTDC_MODULE_ENABLED */ + +#ifdef HAL_MMC_MODULE_ENABLED + #include "stm32l4xx_hal_mmc.h" +#endif /* HAL_MMC_MODULE_ENABLED */ + +#ifdef HAL_NAND_MODULE_ENABLED + #include "stm32l4xx_hal_nand.h" +#endif /* HAL_NAND_MODULE_ENABLED */ + +#ifdef HAL_NOR_MODULE_ENABLED + #include "stm32l4xx_hal_nor.h" +#endif /* HAL_NOR_MODULE_ENABLED */ + +#ifdef HAL_OPAMP_MODULE_ENABLED + #include "stm32l4xx_hal_opamp.h" +#endif /* HAL_OPAMP_MODULE_ENABLED */ + +#ifdef HAL_OSPI_MODULE_ENABLED + #include "stm32l4xx_hal_ospi.h" +#endif /* HAL_OSPI_MODULE_ENABLED */ + +#ifdef HAL_PCD_MODULE_ENABLED + #include "stm32l4xx_hal_pcd.h" +#endif /* HAL_PCD_MODULE_ENABLED */ + +#ifdef HAL_PKA_MODULE_ENABLED + #include "stm32l4xx_hal_pka.h" +#endif /* HAL_PKA_MODULE_ENABLED */ + +#ifdef HAL_PSSI_MODULE_ENABLED + #include "stm32l4xx_hal_pssi.h" +#endif /* HAL_PSSI_MODULE_ENABLED */ + +#ifdef HAL_PWR_MODULE_ENABLED + #include "stm32l4xx_hal_pwr.h" +#endif /* HAL_PWR_MODULE_ENABLED */ + +#ifdef HAL_QSPI_MODULE_ENABLED + #include "stm32l4xx_hal_qspi.h" +#endif /* HAL_QSPI_MODULE_ENABLED */ + +#ifdef HAL_RNG_MODULE_ENABLED + #include "stm32l4xx_hal_rng.h" +#endif /* HAL_RNG_MODULE_ENABLED */ + +#ifdef HAL_RTC_MODULE_ENABLED + #include "stm32l4xx_hal_rtc.h" +#endif /* HAL_RTC_MODULE_ENABLED */ + +#ifdef HAL_SAI_MODULE_ENABLED + #include "stm32l4xx_hal_sai.h" +#endif /* HAL_SAI_MODULE_ENABLED */ + +#ifdef HAL_SD_MODULE_ENABLED + #include "stm32l4xx_hal_sd.h" +#endif /* HAL_SD_MODULE_ENABLED */ + +#ifdef HAL_SMARTCARD_MODULE_ENABLED + #include "stm32l4xx_hal_smartcard.h" +#endif /* HAL_SMARTCARD_MODULE_ENABLED */ + +#ifdef HAL_SMBUS_MODULE_ENABLED + #include "stm32l4xx_hal_smbus.h" +#endif /* HAL_SMBUS_MODULE_ENABLED */ + +#ifdef HAL_SPI_MODULE_ENABLED + #include "stm32l4xx_hal_spi.h" +#endif /* HAL_SPI_MODULE_ENABLED */ + +#ifdef HAL_SRAM_MODULE_ENABLED + #include "stm32l4xx_hal_sram.h" +#endif /* HAL_SRAM_MODULE_ENABLED */ + +#ifdef HAL_SWPMI_MODULE_ENABLED + #include "stm32l4xx_hal_swpmi.h" +#endif /* HAL_SWPMI_MODULE_ENABLED */ + +#ifdef HAL_TIM_MODULE_ENABLED + #include "stm32l4xx_hal_tim.h" +#endif /* HAL_TIM_MODULE_ENABLED */ + +#ifdef HAL_TSC_MODULE_ENABLED + #include "stm32l4xx_hal_tsc.h" +#endif /* HAL_TSC_MODULE_ENABLED */ + +#ifdef HAL_UART_MODULE_ENABLED + #include "stm32l4xx_hal_uart.h" +#endif /* HAL_UART_MODULE_ENABLED */ + +#ifdef HAL_USART_MODULE_ENABLED + #include "stm32l4xx_hal_usart.h" +#endif /* HAL_USART_MODULE_ENABLED */ + +#ifdef HAL_WWDG_MODULE_ENABLED + #include "stm32l4xx_hal_wwdg.h" +#endif /* HAL_WWDG_MODULE_ENABLED */ + +/* Exported macro ------------------------------------------------------------*/ +#ifdef USE_FULL_ASSERT +/** + * @brief The assert_param macro is used for function's parameters check. + * @param expr If expr is false, it calls assert_failed function + * which reports the name of the source file and the source + * line number of the call that failed. + * If expr is true, it returns no value. + * @retval None + */ + #define assert_param(expr) ((expr) ? (void)0U : assert_failed((uint8_t *)__FILE__, __LINE__)) +/* Exported functions ------------------------------------------------------- */ + void assert_failed(uint8_t *file, uint32_t line); +#else + #define assert_param(expr) ((void)0U) +#endif /* USE_FULL_ASSERT */ + +#ifdef __cplusplus +} +#endif + +#endif /* STM32L4xx_HAL_CONF_H */ diff --git a/Minesweeper/Core/Inc/stm32l4xx_it.h b/Minesweeper/Core/Inc/stm32l4xx_it.h new file mode 100644 index 0000000..7cd282d --- /dev/null +++ b/Minesweeper/Core/Inc/stm32l4xx_it.h @@ -0,0 +1,66 @@ +/* USER CODE BEGIN Header */ +/** + ****************************************************************************** + * @file stm32l4xx_it.h + * @brief This file contains the headers of the interrupt handlers. + ****************************************************************************** + * @attention + * + * Copyright (c) 2024 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. + * + ****************************************************************************** + */ +/* USER CODE END Header */ + +/* Define to prevent recursive inclusion -------------------------------------*/ +#ifndef __STM32L4xx_IT_H +#define __STM32L4xx_IT_H + +#ifdef __cplusplus + extern "C" { +#endif + +/* Private includes ----------------------------------------------------------*/ +/* USER CODE BEGIN Includes */ + +/* USER CODE END Includes */ + +/* Exported types ------------------------------------------------------------*/ +/* USER CODE BEGIN ET */ + +/* USER CODE END ET */ + +/* Exported constants --------------------------------------------------------*/ +/* USER CODE BEGIN EC */ + +/* USER CODE END EC */ + +/* Exported macro ------------------------------------------------------------*/ +/* USER CODE BEGIN EM */ + +/* USER CODE END EM */ + +/* Exported functions prototypes ---------------------------------------------*/ +void NMI_Handler(void); +void HardFault_Handler(void); +void MemManage_Handler(void); +void BusFault_Handler(void); +void UsageFault_Handler(void); +void SVC_Handler(void); +void DebugMon_Handler(void); +void PendSV_Handler(void); +void SysTick_Handler(void); +/* USER CODE BEGIN EFP */ + +/* USER CODE END EFP */ + +#ifdef __cplusplus +} +#endif + +#endif /* __STM32L4xx_IT_H */ diff --git a/Minesweeper/Core/Inc/uart.h b/Minesweeper/Core/Inc/uart.h new file mode 100644 index 0000000..e548510 --- /dev/null +++ b/Minesweeper/Core/Inc/uart.h @@ -0,0 +1,20 @@ +/* + * uart.h + * + * Created on: Mar 5, 2024 + * Author: nicon + */ + +#ifndef INC_UART_H_ +#define INC_UART_H_ + +#include "stm32l4xx_hal.h" // Sie müssen möglicherweise den genauen Pfad entsprechend Ihrem Projekt anpassen +#include "main.h" +#include + +extern UART_HandleTypeDef huart2; +// Prototyp der Funktion zum Löschen des Empfangspuffers der UART-Schnittstelle +void clearSerialBuffer(UART_HandleTypeDef *huart); +void clearSerialOutput(); + +#endif /* INC_UART_H_ */ diff --git a/Minesweeper/Core/Src/main.c b/Minesweeper/Core/Src/main.c new file mode 100644 index 0000000..8cc4354 --- /dev/null +++ b/Minesweeper/Core/Src/main.c @@ -0,0 +1,305 @@ +/* USER CODE BEGIN Header */ +/** + ****************************************************************************** + * @file : main.c + * @brief : Main program body + ****************************************************************************** + * @attention + * + * Copyright (c) 2024 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. + * + ****************************************************************************** + */ +/* USER CODE END Header */ +/* Includes ------------------------------------------------------------------*/ +#include "main.h" + +/* Private includes ----------------------------------------------------------*/ +/* USER CODE BEGIN Includes */ +#include "spielfeld.h" +#include "uart.h" +/* USER CODE END Includes */ + +/* Private typedef -----------------------------------------------------------*/ +/* USER CODE BEGIN PTD */ + +/* USER CODE END PTD */ + +/* Private define ------------------------------------------------------------*/ +/* USER CODE BEGIN PD */ + +/* USER CODE END PD */ + +/* Private macro -------------------------------------------------------------*/ +/* USER CODE BEGIN PM */ + +/* USER CODE END PM */ + +/* Private variables ---------------------------------------------------------*/ +RNG_HandleTypeDef hrng; + +UART_HandleTypeDef huart2; + +/* USER CODE BEGIN PV */ + +/* USER CODE END PV */ + +/* Private function prototypes -----------------------------------------------*/ +void SystemClock_Config(void); +static void MX_GPIO_Init(void); +static void MX_USART2_UART_Init(void); +static void MX_RNG_Init(void); +/* USER CODE BEGIN PFP */ + +/* USER CODE END PFP */ + +/* Private user code ---------------------------------------------------------*/ +/* USER CODE BEGIN 0 */ + +/* USER CODE END 0 */ + +/** + * @brief The application entry point. + * @retval int + */ +int main(void) +{ + /* USER CODE BEGIN 1 */ + int size = 12; + int numBombs = 10; + int hiddenGameBoard = 0; + + int** gameBoard = (int**)malloc(size * sizeof(int*)); + + /* USER CODE END 1 */ + + /* MCU Configuration--------------------------------------------------------*/ + + /* Reset of all peripherals, Initializes the Flash interface and the Systick. */ + HAL_Init(); + + /* USER CODE BEGIN Init */ + + /* USER CODE END Init */ + + /* Configure the system clock */ + SystemClock_Config(); + + /* USER CODE BEGIN SysInit */ + + /* USER CODE END SysInit */ + + /* Initialize all configured peripherals */ + MX_GPIO_Init(); + MX_USART2_UART_Init(); + MX_RNG_Init(); + /* USER CODE BEGIN 2 */ + gameBoard= generateGameBoard(size); + placeBombs(gameBoard, size, numBombs); + clearSerialOutput(); + displayGameBoardUART(gameBoard, size); + + hiddenGameBoard= createHiddenGameBoard(gameBoard, size); + displayGameBoardUART(hiddenGameBoard, size); + + hiddenGameBoard= revealCell(gameBoard, hiddenGameBoard, size, "C3"); + displayGameBoardUART(hiddenGameBoard, size); + + /* USER CODE END 2 */ + + /* Infinite loop */ + /* USER CODE BEGIN WHILE */ + while (1) + { + /* USER CODE END WHILE */ + + /* USER CODE BEGIN 3 */ + } + /* USER CODE END 3 */ +} + +/** + * @brief System Clock Configuration + * @retval None + */ +void SystemClock_Config(void) +{ + RCC_OscInitTypeDef RCC_OscInitStruct = {0}; + RCC_ClkInitTypeDef RCC_ClkInitStruct = {0}; + + /** Configure the main internal regulator output voltage + */ + if (HAL_PWREx_ControlVoltageScaling(PWR_REGULATOR_VOLTAGE_SCALE1) != HAL_OK) + { + Error_Handler(); + } + + /** Configure LSE Drive Capability + */ + HAL_PWR_EnableBkUpAccess(); + __HAL_RCC_LSEDRIVE_CONFIG(RCC_LSEDRIVE_LOW); + + /** Initializes the RCC Oscillators according to the specified parameters + * in the RCC_OscInitTypeDef structure. + */ + RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_LSE|RCC_OSCILLATORTYPE_MSI; + RCC_OscInitStruct.LSEState = RCC_LSE_ON; + RCC_OscInitStruct.MSIState = RCC_MSI_ON; + RCC_OscInitStruct.MSICalibrationValue = 0; + RCC_OscInitStruct.MSIClockRange = RCC_MSIRANGE_10; + RCC_OscInitStruct.PLL.PLLState = RCC_PLL_NONE; + if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK) + { + Error_Handler(); + } + + /** Initializes the CPU, AHB and APB buses clocks + */ + RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK + |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2; + RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_MSI; + RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1; + RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1; + RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1; + + if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_1) != HAL_OK) + { + Error_Handler(); + } + + /** Enable MSI Auto calibration + */ + HAL_RCCEx_EnableMSIPLLMode(); +} + +/** + * @brief RNG Initialization Function + * @param None + * @retval None + */ +static void MX_RNG_Init(void) +{ + + /* USER CODE BEGIN RNG_Init 0 */ + + /* USER CODE END RNG_Init 0 */ + + /* USER CODE BEGIN RNG_Init 1 */ + + /* USER CODE END RNG_Init 1 */ + hrng.Instance = RNG; + if (HAL_RNG_Init(&hrng) != HAL_OK) + { + Error_Handler(); + } + /* USER CODE BEGIN RNG_Init 2 */ + + /* USER CODE END RNG_Init 2 */ + +} + +/** + * @brief USART2 Initialization Function + * @param None + * @retval None + */ +static void MX_USART2_UART_Init(void) +{ + + /* USER CODE BEGIN USART2_Init 0 */ + + /* USER CODE END USART2_Init 0 */ + + /* USER CODE BEGIN USART2_Init 1 */ + + /* USER CODE END USART2_Init 1 */ + huart2.Instance = USART2; + huart2.Init.BaudRate = 115200; + huart2.Init.WordLength = UART_WORDLENGTH_8B; + huart2.Init.StopBits = UART_STOPBITS_1; + huart2.Init.Parity = UART_PARITY_NONE; + huart2.Init.Mode = UART_MODE_TX_RX; + huart2.Init.HwFlowCtl = UART_HWCONTROL_NONE; + huart2.Init.OverSampling = UART_OVERSAMPLING_16; + huart2.Init.OneBitSampling = UART_ONE_BIT_SAMPLE_DISABLE; + huart2.AdvancedInit.AdvFeatureInit = UART_ADVFEATURE_NO_INIT; + if (HAL_UART_Init(&huart2) != HAL_OK) + { + Error_Handler(); + } + /* USER CODE BEGIN USART2_Init 2 */ + + /* USER CODE END USART2_Init 2 */ + +} + +/** + * @brief GPIO Initialization Function + * @param None + * @retval None + */ +static void MX_GPIO_Init(void) +{ + GPIO_InitTypeDef GPIO_InitStruct = {0}; +/* USER CODE BEGIN MX_GPIO_Init_1 */ +/* USER CODE END MX_GPIO_Init_1 */ + + /* GPIO Ports Clock Enable */ + __HAL_RCC_GPIOC_CLK_ENABLE(); + __HAL_RCC_GPIOA_CLK_ENABLE(); + __HAL_RCC_GPIOB_CLK_ENABLE(); + + /*Configure GPIO pin Output Level */ + HAL_GPIO_WritePin(LD3_GPIO_Port, LD3_Pin, GPIO_PIN_RESET); + + /*Configure GPIO pin : LD3_Pin */ + GPIO_InitStruct.Pin = LD3_Pin; + GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP; + GPIO_InitStruct.Pull = GPIO_NOPULL; + GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW; + HAL_GPIO_Init(LD3_GPIO_Port, &GPIO_InitStruct); + +/* USER CODE BEGIN MX_GPIO_Init_2 */ +/* USER CODE END MX_GPIO_Init_2 */ +} + +/* USER CODE BEGIN 4 */ + +/* USER CODE END 4 */ + +/** + * @brief This function is executed in case of error occurrence. + * @retval None + */ +void Error_Handler(void) +{ + /* USER CODE BEGIN Error_Handler_Debug */ + /* User can add his own implementation to report the HAL error return state */ + __disable_irq(); + while (1) + { + } + /* USER CODE END Error_Handler_Debug */ +} + +#ifdef USE_FULL_ASSERT +/** + * @brief Reports the name of the source file and the source line number + * where the assert_param error has occurred. + * @param file: pointer to the source file name + * @param line: assert_param error line source number + * @retval None + */ +void assert_failed(uint8_t *file, uint32_t line) +{ + /* USER CODE BEGIN 6 */ + /* User can add his own implementation to report the file name and line number, + ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */ + /* USER CODE END 6 */ +} +#endif /* USE_FULL_ASSERT */ diff --git a/Minesweeper/Core/Src/spielfeld.c b/Minesweeper/Core/Src/spielfeld.c new file mode 100644 index 0000000..b527bd7 --- /dev/null +++ b/Minesweeper/Core/Src/spielfeld.c @@ -0,0 +1,203 @@ +/* + * spielfeld.c + * + * Created on: Mar 15, 2024 + * Author: Nico + */ + +#include "spielfeld.h" +#include "main.h" + +int** generateGameBoard(int size) { + // Speicher für das Spielfeld reservieren + int** gameBoard = (int**)malloc(size * sizeof(int*)); + for (int i = 0; i < size; i++) { + gameBoard[i] = (int*)malloc(size * sizeof(int)); + } + + // Initialisierung des Spielfelds + for (int i = 0; i < size; i++) { + for (int j = 0; j < size; j++) { + gameBoard[i][j] = EMPTY_CELL; + } + } + + return gameBoard; +} + +uint32_t random_int(void) { + uint32_t z; + HAL_RNG_GenerateRandomNumber(&hrng, &z); + return z; +} + +void placeBombs(int** gameBoard, int size, int numBombs) { + // Zufälligen Seed initialisieren + srand(random_int()); + + // Platzieren der Bomben + while (numBombs > 0) { + int x = rand() % size; + int y = rand() % size; + + if (gameBoard[x][y] != BOMB_CELL) { + gameBoard[x][y] = BOMB_CELL; + numBombs--; + } + } + + // Berechnen der Zahlen um die Bomben herum und Markieren mit NUMBER_CELL + for (int i = 0; i < size; i++) { + for (int j = 0; j < size; j++) { + if (gameBoard[i][j] != BOMB_CELL) { + int count = 0; + + // Überprüfe die Zellen um die aktuelle Zelle (i, j) + for (int dx = -1; dx <= 1; dx++) { + for (int dy = -1; dy <= 1; dy++) { + int newX = i + dx; + int newY = j + dy; + + // Überprüfe, ob die Zelle innerhalb des Spielfelds liegt und eine Bombe enthält + if (newX >= 0 && newX < size && newY >= 0 && newY < size && gameBoard[newX][newY] == BOMB_CELL) { + count++; + } + } + } + + // Setze die Anzahl der umliegenden Bomben in die aktuelle Zelle + gameBoard[i][j] = count; + } + } + } +} + + + +void displayGameBoardUART(int** gameBoard, int size) { + // Leere den Empfangspuffer der UART-Schnittstelle + clearSerialBuffer(&huart2); + + char buffer[600]; // Puffer für den formatierten String + int offset = 0; // Offset für die Position im Puffer + + offset += snprintf(buffer + offset, sizeof(buffer) - offset, "\rSpielfeld:\r"); + + // Formatieren des Spielfelds in den Puffer + offset += snprintf(buffer + offset, sizeof(buffer) - offset, "\r\n\n "); // Leerzeichen für die Ausrichtung + // Spaltenbezeichnungen (A, B, C, ...) + for (int i = 0; i < size; i++) { + char column = 'A' + i; + offset += snprintf(buffer + offset, sizeof(buffer) - offset, " %c", column); + } + offset += snprintf(buffer + offset, sizeof(buffer) - offset, "\r\n"); + + for (int i = 0; i < size; i++) { + offset += snprintf(buffer + offset, sizeof(buffer) - offset, "%2d ", i + 1); // Zeilennummer + for (int j = 0; j < size; j++) { + if (gameBoard[i][j] == BOMB_CELL) { + offset += snprintf(buffer + offset, sizeof(buffer) - offset, "* "); // Bombe + } else if (gameBoard[i][j] == EMPTY_CELL) { + offset += snprintf(buffer + offset, sizeof(buffer) - offset, ". "); // Leerzelle + } else if (gameBoard[i][j] == HIDDEN_CELL) { + offset += snprintf(buffer + offset, sizeof(buffer) - offset, "# "); // Verdeckte Zelle + } else { + offset += snprintf(buffer + offset, sizeof(buffer) - offset, "%d ", gameBoard[i][j]); // Zahl + } + } + offset += snprintf(buffer + offset, sizeof(buffer) - offset, "\r\n"); + } + + // Senden des formatierten Strings über UART + HAL_UART_Transmit(&huart2, (uint8_t*)buffer, offset, 100); +} + +void freeGameBoard(int** gameBoard, int size) { + for (int i = 0; i < size; i++) { + free(gameBoard[i]); + } + free(gameBoard); +} + +void freeHiddenGameBoard(int** hiddenGameBoard, int size) { + for (int i = 0; i < size; i++) { + free(hiddenGameBoard[i]); + } + free(hiddenGameBoard); +} + +int** createHiddenGameBoard(int** gameBoard, int size) { + int** hiddenGameBoard = (int**)malloc(size * sizeof(int*)); + for (int i = 0; i < size; i++) { + hiddenGameBoard[i] = (int*)malloc(size * sizeof(int)); + } + + for (int i = 0; i < size; i++) { + for (int j = 0; j < size; j++) { + hiddenGameBoard[i][j] = HIDDEN_CELL; + } + } + + return hiddenGameBoard; +} + +void getPositionIndices(char* position, Position* pos) { + pos->col = toupper(position[0]) - 'A'; // Spaltenindex + pos->row = atoi(&position[1]) - 1; // Zeilenindex (von 0-basiert auf 1-basiert) +} + +void getNewPosition(Position* pos, int dx, int dy, Position* newPos) { + newPos->col = pos->col + dy; + newPos->row = pos->row + dx; +} + +void revealEmptyCells(int** gameBoard, int** hiddenGameBoard, int size, Position pos) { + // Aufdecken der leeren Zelle + hiddenGameBoard[pos.row][pos.col] = gameBoard[pos.row][pos.col]; + + // Wenn die Zelle leer ist, müssen auch benachbarte leere Zellen aufgedeckt werden + if (hiddenGameBoard[pos.row][pos.col] == EMPTY_CELL) { + for (int dx = -1; dx <= 1; dx++) { + for (int dy = -1; dy <= 1; dy++) { + if (dx == 0 && dy == 0) continue; // Überspringe die aktuelle Zelle + + Position newPos; + getNewPosition(&pos, dx, dy, &newPos); + + // Überprüfen, ob die benachbarte Zelle innerhalb des Spielfelds liegt und verdeckt ist + if (newPos.row >= 0 && newPos.row < size && newPos.col >= 0 && newPos.col < size && hiddenGameBoard[newPos.row][newPos.col] == HIDDEN_CELL) { + // Wenn die benachbarte Zelle leer ist, rekursiv fortfahren + revealEmptyCells(gameBoard, hiddenGameBoard, size, newPos); + } + } + } + } +} + +int** revealCell(int** gameBoard, int** hiddenGameBoard, int size, char* position) { + Position pos; + getPositionIndices(position, &pos); + + // Überprüfen, ob die Position im gültigen Bereich liegt + if (pos.row < 0 || pos.row >= size || pos.col < 0 || pos.col >= size) { + printf("Ungültige Position\n"); + return hiddenGameBoard; + } + + // Überprüfen, ob die Zelle bereits aufgedeckt ist + if (hiddenGameBoard[pos.row][pos.col] != HIDDEN_CELL) { + printf("Position bereits aufgedeckt\n"); + return hiddenGameBoard; + } + + // Wenn die Zelle leer ist, müssen auch benachbarte leere Zellen aufgedeckt werden + if (gameBoard[pos.row][pos.col] == EMPTY_CELL) { + revealEmptyCells(gameBoard, hiddenGameBoard, size, pos); + } else { + // Aufdecken der Zelle im verdeckten Spielfeld + hiddenGameBoard[pos.row][pos.col] = gameBoard[pos.row][pos.col]; + } + + return hiddenGameBoard; +} + diff --git a/Minesweeper/Core/Src/stm32l4xx_hal_msp.c b/Minesweeper/Core/Src/stm32l4xx_hal_msp.c new file mode 100644 index 0000000..fda7912 --- /dev/null +++ b/Minesweeper/Core/Src/stm32l4xx_hal_msp.c @@ -0,0 +1,220 @@ +/* USER CODE BEGIN Header */ +/** + ****************************************************************************** + * @file stm32l4xx_hal_msp.c + * @brief This file provides code for the MSP Initialization + * and de-Initialization codes. + ****************************************************************************** + * @attention + * + * Copyright (c) 2024 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. + * + ****************************************************************************** + */ +/* USER CODE END Header */ + +/* Includes ------------------------------------------------------------------*/ +#include "main.h" + +/* USER CODE BEGIN Includes */ + +/* USER CODE END Includes */ + +/* Private typedef -----------------------------------------------------------*/ +/* USER CODE BEGIN TD */ + +/* USER CODE END TD */ + +/* Private define ------------------------------------------------------------*/ +/* USER CODE BEGIN Define */ + +/* USER CODE END Define */ + +/* Private macro -------------------------------------------------------------*/ +/* USER CODE BEGIN Macro */ + +/* USER CODE END Macro */ + +/* Private variables ---------------------------------------------------------*/ +/* USER CODE BEGIN PV */ + +/* USER CODE END PV */ + +/* Private function prototypes -----------------------------------------------*/ +/* USER CODE BEGIN PFP */ + +/* USER CODE END PFP */ + +/* External functions --------------------------------------------------------*/ +/* USER CODE BEGIN ExternalFunctions */ + +/* USER CODE END ExternalFunctions */ + +/* USER CODE BEGIN 0 */ + +/* USER CODE END 0 */ +/** + * Initializes the Global MSP. + */ +void HAL_MspInit(void) +{ + /* USER CODE BEGIN MspInit 0 */ + + /* USER CODE END MspInit 0 */ + + __HAL_RCC_SYSCFG_CLK_ENABLE(); + __HAL_RCC_PWR_CLK_ENABLE(); + + /* System interrupt init*/ + + /* USER CODE BEGIN MspInit 1 */ + + /* USER CODE END MspInit 1 */ +} + +/** +* @brief RNG MSP Initialization +* This function configures the hardware resources used in this example +* @param hrng: RNG handle pointer +* @retval None +*/ +void HAL_RNG_MspInit(RNG_HandleTypeDef* hrng) +{ + RCC_PeriphCLKInitTypeDef PeriphClkInit = {0}; + if(hrng->Instance==RNG) + { + /* USER CODE BEGIN RNG_MspInit 0 */ + + /* USER CODE END RNG_MspInit 0 */ + + /** Initializes the peripherals clock + */ + PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_RNG; + PeriphClkInit.RngClockSelection = RCC_RNGCLKSOURCE_MSI; + if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK) + { + Error_Handler(); + } + + /* Peripheral clock enable */ + __HAL_RCC_RNG_CLK_ENABLE(); + /* USER CODE BEGIN RNG_MspInit 1 */ + + /* USER CODE END RNG_MspInit 1 */ + } + +} + +/** +* @brief RNG MSP De-Initialization +* This function freeze the hardware resources used in this example +* @param hrng: RNG handle pointer +* @retval None +*/ +void HAL_RNG_MspDeInit(RNG_HandleTypeDef* hrng) +{ + if(hrng->Instance==RNG) + { + /* USER CODE BEGIN RNG_MspDeInit 0 */ + + /* USER CODE END RNG_MspDeInit 0 */ + /* Peripheral clock disable */ + __HAL_RCC_RNG_CLK_DISABLE(); + /* USER CODE BEGIN RNG_MspDeInit 1 */ + + /* USER CODE END RNG_MspDeInit 1 */ + } + +} + +/** +* @brief UART MSP Initialization +* This function configures the hardware resources used in this example +* @param huart: UART handle pointer +* @retval None +*/ +void HAL_UART_MspInit(UART_HandleTypeDef* huart) +{ + GPIO_InitTypeDef GPIO_InitStruct = {0}; + RCC_PeriphCLKInitTypeDef PeriphClkInit = {0}; + if(huart->Instance==USART2) + { + /* USER CODE BEGIN USART2_MspInit 0 */ + + /* USER CODE END USART2_MspInit 0 */ + + /** Initializes the peripherals clock + */ + PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_USART2; + PeriphClkInit.Usart2ClockSelection = RCC_USART2CLKSOURCE_PCLK1; + if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK) + { + Error_Handler(); + } + + /* Peripheral clock enable */ + __HAL_RCC_USART2_CLK_ENABLE(); + + __HAL_RCC_GPIOA_CLK_ENABLE(); + /**USART2 GPIO Configuration + PA2 ------> USART2_TX + PA15 (JTDI) ------> USART2_RX + */ + GPIO_InitStruct.Pin = VCP_TX_Pin; + GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; + GPIO_InitStruct.Pull = GPIO_NOPULL; + GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH; + GPIO_InitStruct.Alternate = GPIO_AF7_USART2; + HAL_GPIO_Init(VCP_TX_GPIO_Port, &GPIO_InitStruct); + + GPIO_InitStruct.Pin = VCP_RX_Pin; + GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; + GPIO_InitStruct.Pull = GPIO_NOPULL; + GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH; + GPIO_InitStruct.Alternate = GPIO_AF3_USART2; + HAL_GPIO_Init(VCP_RX_GPIO_Port, &GPIO_InitStruct); + + /* USER CODE BEGIN USART2_MspInit 1 */ + + /* USER CODE END USART2_MspInit 1 */ + } + +} + +/** +* @brief UART MSP De-Initialization +* This function freeze the hardware resources used in this example +* @param huart: UART handle pointer +* @retval None +*/ +void HAL_UART_MspDeInit(UART_HandleTypeDef* huart) +{ + if(huart->Instance==USART2) + { + /* USER CODE BEGIN USART2_MspDeInit 0 */ + + /* USER CODE END USART2_MspDeInit 0 */ + /* Peripheral clock disable */ + __HAL_RCC_USART2_CLK_DISABLE(); + + /**USART2 GPIO Configuration + PA2 ------> USART2_TX + PA15 (JTDI) ------> USART2_RX + */ + HAL_GPIO_DeInit(GPIOA, VCP_TX_Pin|VCP_RX_Pin); + + /* USER CODE BEGIN USART2_MspDeInit 1 */ + + /* USER CODE END USART2_MspDeInit 1 */ + } + +} + +/* USER CODE BEGIN 1 */ + +/* USER CODE END 1 */ diff --git a/Minesweeper/Core/Src/stm32l4xx_it.c b/Minesweeper/Core/Src/stm32l4xx_it.c new file mode 100644 index 0000000..ff031c5 --- /dev/null +++ b/Minesweeper/Core/Src/stm32l4xx_it.c @@ -0,0 +1,203 @@ +/* USER CODE BEGIN Header */ +/** + ****************************************************************************** + * @file stm32l4xx_it.c + * @brief Interrupt Service Routines. + ****************************************************************************** + * @attention + * + * Copyright (c) 2024 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. + * + ****************************************************************************** + */ +/* USER CODE END Header */ + +/* Includes ------------------------------------------------------------------*/ +#include "main.h" +#include "stm32l4xx_it.h" +/* Private includes ----------------------------------------------------------*/ +/* USER CODE BEGIN Includes */ +/* USER CODE END Includes */ + +/* Private typedef -----------------------------------------------------------*/ +/* USER CODE BEGIN TD */ + +/* USER CODE END TD */ + +/* Private define ------------------------------------------------------------*/ +/* USER CODE BEGIN PD */ + +/* USER CODE END PD */ + +/* Private macro -------------------------------------------------------------*/ +/* USER CODE BEGIN PM */ + +/* USER CODE END PM */ + +/* Private variables ---------------------------------------------------------*/ +/* USER CODE BEGIN PV */ + +/* USER CODE END PV */ + +/* Private function prototypes -----------------------------------------------*/ +/* USER CODE BEGIN PFP */ + +/* USER CODE END PFP */ + +/* Private user code ---------------------------------------------------------*/ +/* USER CODE BEGIN 0 */ + +/* USER CODE END 0 */ + +/* External variables --------------------------------------------------------*/ + +/* USER CODE BEGIN EV */ + +/* USER CODE END EV */ + +/******************************************************************************/ +/* Cortex-M4 Processor Interruption and Exception Handlers */ +/******************************************************************************/ +/** + * @brief This function handles Non maskable interrupt. + */ +void NMI_Handler(void) +{ + /* USER CODE BEGIN NonMaskableInt_IRQn 0 */ + + /* USER CODE END NonMaskableInt_IRQn 0 */ + /* USER CODE BEGIN NonMaskableInt_IRQn 1 */ + while (1) + { + } + /* USER CODE END NonMaskableInt_IRQn 1 */ +} + +/** + * @brief This function handles Hard fault interrupt. + */ +void HardFault_Handler(void) +{ + /* USER CODE BEGIN HardFault_IRQn 0 */ + + /* USER CODE END HardFault_IRQn 0 */ + while (1) + { + /* USER CODE BEGIN W1_HardFault_IRQn 0 */ + /* USER CODE END W1_HardFault_IRQn 0 */ + } +} + +/** + * @brief This function handles Memory management fault. + */ +void MemManage_Handler(void) +{ + /* USER CODE BEGIN MemoryManagement_IRQn 0 */ + + /* USER CODE END MemoryManagement_IRQn 0 */ + while (1) + { + /* USER CODE BEGIN W1_MemoryManagement_IRQn 0 */ + /* USER CODE END W1_MemoryManagement_IRQn 0 */ + } +} + +/** + * @brief This function handles Prefetch fault, memory access fault. + */ +void BusFault_Handler(void) +{ + /* USER CODE BEGIN BusFault_IRQn 0 */ + + /* USER CODE END BusFault_IRQn 0 */ + while (1) + { + /* USER CODE BEGIN W1_BusFault_IRQn 0 */ + /* USER CODE END W1_BusFault_IRQn 0 */ + } +} + +/** + * @brief This function handles Undefined instruction or illegal state. + */ +void UsageFault_Handler(void) +{ + /* USER CODE BEGIN UsageFault_IRQn 0 */ + + /* USER CODE END UsageFault_IRQn 0 */ + while (1) + { + /* USER CODE BEGIN W1_UsageFault_IRQn 0 */ + /* USER CODE END W1_UsageFault_IRQn 0 */ + } +} + +/** + * @brief This function handles System service call via SWI instruction. + */ +void SVC_Handler(void) +{ + /* USER CODE BEGIN SVCall_IRQn 0 */ + + /* USER CODE END SVCall_IRQn 0 */ + /* USER CODE BEGIN SVCall_IRQn 1 */ + + /* USER CODE END SVCall_IRQn 1 */ +} + +/** + * @brief This function handles Debug monitor. + */ +void DebugMon_Handler(void) +{ + /* USER CODE BEGIN DebugMonitor_IRQn 0 */ + + /* USER CODE END DebugMonitor_IRQn 0 */ + /* USER CODE BEGIN DebugMonitor_IRQn 1 */ + + /* USER CODE END DebugMonitor_IRQn 1 */ +} + +/** + * @brief This function handles Pendable request for system service. + */ +void PendSV_Handler(void) +{ + /* USER CODE BEGIN PendSV_IRQn 0 */ + + /* USER CODE END PendSV_IRQn 0 */ + /* USER CODE BEGIN PendSV_IRQn 1 */ + + /* USER CODE END PendSV_IRQn 1 */ +} + +/** + * @brief This function handles System tick timer. + */ +void SysTick_Handler(void) +{ + /* USER CODE BEGIN SysTick_IRQn 0 */ + + /* USER CODE END SysTick_IRQn 0 */ + HAL_IncTick(); + /* USER CODE BEGIN SysTick_IRQn 1 */ + + /* USER CODE END SysTick_IRQn 1 */ +} + +/******************************************************************************/ +/* STM32L4xx Peripheral Interrupt Handlers */ +/* Add here the Interrupt Handlers for the used peripherals. */ +/* For the available peripheral interrupt handler names, */ +/* please refer to the startup file (startup_stm32l4xx.s). */ +/******************************************************************************/ + +/* USER CODE BEGIN 1 */ + +/* USER CODE END 1 */ diff --git a/Minesweeper/Core/Src/syscalls.c b/Minesweeper/Core/Src/syscalls.c new file mode 100644 index 0000000..d190edf --- /dev/null +++ b/Minesweeper/Core/Src/syscalls.c @@ -0,0 +1,176 @@ +/** + ****************************************************************************** + * @file syscalls.c + * @author Auto-generated by STM32CubeIDE + * @brief STM32CubeIDE Minimal System calls file + * + * For more information about which c-functions + * need which of these lowlevel functions + * please consult the Newlib libc-manual + ****************************************************************************** + * @attention + * + * Copyright (c) 2020-2023 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. + * + ****************************************************************************** + */ + +/* Includes */ +#include +#include +#include +#include +#include +#include +#include +#include + + +/* Variables */ +extern int __io_putchar(int ch) __attribute__((weak)); +extern int __io_getchar(void) __attribute__((weak)); + + +char *__env[1] = { 0 }; +char **environ = __env; + + +/* Functions */ +void initialise_monitor_handles() +{ +} + +int _getpid(void) +{ + return 1; +} + +int _kill(int pid, int sig) +{ + (void)pid; + (void)sig; + errno = EINVAL; + return -1; +} + +void _exit (int status) +{ + _kill(status, -1); + while (1) {} /* Make sure we hang here */ +} + +__attribute__((weak)) int _read(int file, char *ptr, int len) +{ + (void)file; + int DataIdx; + + for (DataIdx = 0; DataIdx < len; DataIdx++) + { + *ptr++ = __io_getchar(); + } + + return len; +} + +__attribute__((weak)) int _write(int file, char *ptr, int len) +{ + (void)file; + int DataIdx; + + for (DataIdx = 0; DataIdx < len; DataIdx++) + { + __io_putchar(*ptr++); + } + return len; +} + +int _close(int file) +{ + (void)file; + return -1; +} + + +int _fstat(int file, struct stat *st) +{ + (void)file; + st->st_mode = S_IFCHR; + return 0; +} + +int _isatty(int file) +{ + (void)file; + return 1; +} + +int _lseek(int file, int ptr, int dir) +{ + (void)file; + (void)ptr; + (void)dir; + return 0; +} + +int _open(char *path, int flags, ...) +{ + (void)path; + (void)flags; + /* Pretend like we always fail */ + return -1; +} + +int _wait(int *status) +{ + (void)status; + errno = ECHILD; + return -1; +} + +int _unlink(char *name) +{ + (void)name; + errno = ENOENT; + return -1; +} + +int _times(struct tms *buf) +{ + (void)buf; + return -1; +} + +int _stat(char *file, struct stat *st) +{ + (void)file; + st->st_mode = S_IFCHR; + return 0; +} + +int _link(char *old, char *new) +{ + (void)old; + (void)new; + errno = EMLINK; + return -1; +} + +int _fork(void) +{ + errno = EAGAIN; + return -1; +} + +int _execve(char *name, char **argv, char **env) +{ + (void)name; + (void)argv; + (void)env; + errno = ENOMEM; + return -1; +} diff --git a/Minesweeper/Core/Src/sysmem.c b/Minesweeper/Core/Src/sysmem.c new file mode 100644 index 0000000..921ecef --- /dev/null +++ b/Minesweeper/Core/Src/sysmem.c @@ -0,0 +1,79 @@ +/** + ****************************************************************************** + * @file sysmem.c + * @author Generated by STM32CubeIDE + * @brief STM32CubeIDE System Memory calls file + * + * For more information about which C functions + * need which of these lowlevel functions + * please consult the newlib libc manual + ****************************************************************************** + * @attention + * + * Copyright (c) 2023 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. + * + ****************************************************************************** + */ + +/* Includes */ +#include +#include + +/** + * Pointer to the current high watermark of the heap usage + */ +static uint8_t *__sbrk_heap_end = NULL; + +/** + * @brief _sbrk() allocates memory to the newlib heap and is used by malloc + * and others from the C library + * + * @verbatim + * ############################################################################ + * # .data # .bss # newlib heap # MSP stack # + * # # # # Reserved by _Min_Stack_Size # + * ############################################################################ + * ^-- RAM start ^-- _end _estack, RAM end --^ + * @endverbatim + * + * This implementation starts allocating at the '_end' linker symbol + * The '_Min_Stack_Size' linker symbol reserves a memory for the MSP stack + * The implementation considers '_estack' linker symbol to be RAM end + * NOTE: If the MSP stack, at any point during execution, grows larger than the + * reserved size, please increase the '_Min_Stack_Size'. + * + * @param incr Memory size + * @return Pointer to allocated memory + */ +void *_sbrk(ptrdiff_t incr) +{ + extern uint8_t _end; /* Symbol defined in the linker script */ + extern uint8_t _estack; /* Symbol defined in the linker script */ + extern uint32_t _Min_Stack_Size; /* Symbol defined in the linker script */ + const uint32_t stack_limit = (uint32_t)&_estack - (uint32_t)&_Min_Stack_Size; + const uint8_t *max_heap = (uint8_t *)stack_limit; + uint8_t *prev_heap_end; + + /* Initialize heap end at first call */ + if (NULL == __sbrk_heap_end) + { + __sbrk_heap_end = &_end; + } + + /* Protect heap from growing into the reserved MSP stack */ + if (__sbrk_heap_end + incr > max_heap) + { + errno = ENOMEM; + return (void *)-1; + } + + prev_heap_end = __sbrk_heap_end; + __sbrk_heap_end += incr; + + return (void *)prev_heap_end; +} diff --git a/Minesweeper/Core/Src/system_stm32l4xx.c b/Minesweeper/Core/Src/system_stm32l4xx.c new file mode 100644 index 0000000..be9cfee --- /dev/null +++ b/Minesweeper/Core/Src/system_stm32l4xx.c @@ -0,0 +1,332 @@ +/** + ****************************************************************************** + * @file system_stm32l4xx.c + * @author MCD Application Team + * @brief CMSIS Cortex-M4 Device Peripheral Access Layer System Source File + * + * This file provides two functions and one global variable to be called from + * user application: + * - SystemInit(): This function is called at startup just after reset and + * before branch to main program. This call is made inside + * the "startup_stm32l4xx.s" file. + * + * - SystemCoreClock variable: Contains the core clock (HCLK), it can be used + * by the user application to setup the SysTick + * timer or configure other parameters. + * + * - SystemCoreClockUpdate(): Updates the variable SystemCoreClock and must + * be called whenever the core clock is changed + * during program execution. + * + * After each device reset the MSI (4 MHz) is used as system clock source. + * Then SystemInit() function is called, in "startup_stm32l4xx.s" file, to + * configure the system clock before to branch to main program. + * + * This file configures the system clock as follows: + *============================================================================= + *----------------------------------------------------------------------------- + * System Clock source | MSI + *----------------------------------------------------------------------------- + * SYSCLK(Hz) | 4000000 + *----------------------------------------------------------------------------- + * HCLK(Hz) | 4000000 + *----------------------------------------------------------------------------- + * AHB Prescaler | 1 + *----------------------------------------------------------------------------- + * APB1 Prescaler | 1 + *----------------------------------------------------------------------------- + * APB2 Prescaler | 1 + *----------------------------------------------------------------------------- + * PLL_M | 1 + *----------------------------------------------------------------------------- + * PLL_N | 8 + *----------------------------------------------------------------------------- + * PLL_P | 7 + *----------------------------------------------------------------------------- + * PLL_Q | 2 + *----------------------------------------------------------------------------- + * PLL_R | 2 + *----------------------------------------------------------------------------- + * PLLSAI1_P | NA + *----------------------------------------------------------------------------- + * PLLSAI1_Q | NA + *----------------------------------------------------------------------------- + * PLLSAI1_R | NA + *----------------------------------------------------------------------------- + * PLLSAI2_P | NA + *----------------------------------------------------------------------------- + * PLLSAI2_Q | NA + *----------------------------------------------------------------------------- + * PLLSAI2_R | NA + *----------------------------------------------------------------------------- + * Require 48MHz for USB OTG FS, | Disabled + * SDIO and RNG clock | + *----------------------------------------------------------------------------- + *============================================================================= + ****************************************************************************** + * @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. + * + ****************************************************************************** + */ + +/** @addtogroup CMSIS + * @{ + */ + +/** @addtogroup stm32l4xx_system + * @{ + */ + +/** @addtogroup STM32L4xx_System_Private_Includes + * @{ + */ + +#include "stm32l4xx.h" + +/** + * @} + */ + +/** @addtogroup STM32L4xx_System_Private_TypesDefinitions + * @{ + */ + +/** + * @} + */ + +/** @addtogroup STM32L4xx_System_Private_Defines + * @{ + */ + +#if !defined (HSE_VALUE) + #define HSE_VALUE 8000000U /*!< Value of the External oscillator in Hz */ +#endif /* HSE_VALUE */ + +#if !defined (MSI_VALUE) + #define MSI_VALUE 4000000U /*!< Value of the Internal oscillator in Hz*/ +#endif /* MSI_VALUE */ + +#if !defined (HSI_VALUE) + #define HSI_VALUE 16000000U /*!< Value of the Internal oscillator in Hz*/ +#endif /* HSI_VALUE */ + +/* Note: Following vector table addresses must be defined in line with linker + configuration. */ +/*!< Uncomment the following line if you need to relocate the vector table + anywhere in Flash or Sram, else the vector table is kept at the automatic + remap of boot address selected */ +/* #define USER_VECT_TAB_ADDRESS */ + +#if defined(USER_VECT_TAB_ADDRESS) +/*!< Uncomment the following line if you need to relocate your vector Table + in Sram else user remap will be done in Flash. */ +/* #define VECT_TAB_SRAM */ + +#if defined(VECT_TAB_SRAM) +#define VECT_TAB_BASE_ADDRESS SRAM1_BASE /*!< Vector Table base address field. + This value must be a multiple of 0x200. */ +#define VECT_TAB_OFFSET 0x00000000U /*!< Vector Table base offset field. + This value must be a multiple of 0x200. */ +#else +#define VECT_TAB_BASE_ADDRESS FLASH_BASE /*!< Vector Table base address field. + This value must be a multiple of 0x200. */ +#define VECT_TAB_OFFSET 0x00000000U /*!< Vector Table base offset field. + This value must be a multiple of 0x200. */ +#endif /* VECT_TAB_SRAM */ +#endif /* USER_VECT_TAB_ADDRESS */ + +/******************************************************************************/ +/** + * @} + */ + +/** @addtogroup STM32L4xx_System_Private_Macros + * @{ + */ + +/** + * @} + */ + +/** @addtogroup STM32L4xx_System_Private_Variables + * @{ + */ + /* The SystemCoreClock variable is updated in three ways: + 1) by calling CMSIS function SystemCoreClockUpdate() + 2) by calling HAL API function HAL_RCC_GetHCLKFreq() + 3) each time HAL_RCC_ClockConfig() is called to configure the system clock frequency + Note: If you use this function to configure the system clock; then there + is no need to call the 2 first functions listed above, since SystemCoreClock + variable is updated automatically. + */ + uint32_t SystemCoreClock = 4000000U; + + const uint8_t AHBPrescTable[16] = {0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 1U, 2U, 3U, 4U, 6U, 7U, 8U, 9U}; + const uint8_t APBPrescTable[8] = {0U, 0U, 0U, 0U, 1U, 2U, 3U, 4U}; + const uint32_t MSIRangeTable[12] = {100000U, 200000U, 400000U, 800000U, 1000000U, 2000000U, \ + 4000000U, 8000000U, 16000000U, 24000000U, 32000000U, 48000000U}; +/** + * @} + */ + +/** @addtogroup STM32L4xx_System_Private_FunctionPrototypes + * @{ + */ + +/** + * @} + */ + +/** @addtogroup STM32L4xx_System_Private_Functions + * @{ + */ + +/** + * @brief Setup the microcontroller system. + * @retval None + */ + +void SystemInit(void) +{ +#if defined(USER_VECT_TAB_ADDRESS) + /* Configure the Vector Table location -------------------------------------*/ + SCB->VTOR = VECT_TAB_BASE_ADDRESS | VECT_TAB_OFFSET; +#endif + + /* FPU settings ------------------------------------------------------------*/ +#if (__FPU_PRESENT == 1) && (__FPU_USED == 1) + SCB->CPACR |= ((3UL << 20U)|(3UL << 22U)); /* set CP10 and CP11 Full Access */ +#endif +} + +/** + * @brief Update SystemCoreClock variable according to Clock Register Values. + * The SystemCoreClock variable contains the core clock (HCLK), it can + * be used by the user application to setup the SysTick timer or configure + * other parameters. + * + * @note Each time the core clock (HCLK) changes, this function must be called + * to update SystemCoreClock variable value. Otherwise, any configuration + * based on this variable will be incorrect. + * + * @note - The system frequency computed by this function is not the real + * frequency in the chip. It is calculated based on the predefined + * constant and the selected clock source: + * + * - If SYSCLK source is MSI, SystemCoreClock will contain the MSI_VALUE(*) + * + * - If SYSCLK source is HSI, SystemCoreClock will contain the HSI_VALUE(**) + * + * - If SYSCLK source is HSE, SystemCoreClock will contain the HSE_VALUE(***) + * + * - If SYSCLK source is PLL, SystemCoreClock will contain the HSE_VALUE(***) + * or HSI_VALUE(*) or MSI_VALUE(*) multiplied/divided by the PLL factors. + * + * (*) MSI_VALUE is a constant defined in stm32l4xx_hal.h file (default value + * 4 MHz) but the real value may vary depending on the variations + * in voltage and temperature. + * + * (**) HSI_VALUE is a constant defined in stm32l4xx_hal.h file (default value + * 16 MHz) but the real value may vary depending on the variations + * in voltage and temperature. + * + * (***) HSE_VALUE is a constant defined in stm32l4xx_hal.h file (default value + * 8 MHz), user has to ensure that HSE_VALUE is same as the real + * frequency of the crystal used. Otherwise, this function may + * have wrong result. + * + * - The result of this function could be not correct when using fractional + * value for HSE crystal. + * + * @retval None + */ +void SystemCoreClockUpdate(void) +{ + uint32_t tmp, msirange, pllvco, pllsource, pllm, pllr; + + /* Get MSI Range frequency--------------------------------------------------*/ + if ((RCC->CR & RCC_CR_MSIRGSEL) == 0U) + { /* MSISRANGE from RCC_CSR applies */ + msirange = (RCC->CSR & RCC_CSR_MSISRANGE) >> 8U; + } + else + { /* MSIRANGE from RCC_CR applies */ + msirange = (RCC->CR & RCC_CR_MSIRANGE) >> 4U; + } + /*MSI frequency range in HZ*/ + msirange = MSIRangeTable[msirange]; + + /* Get SYSCLK source -------------------------------------------------------*/ + switch (RCC->CFGR & RCC_CFGR_SWS) + { + case 0x00: /* MSI used as system clock source */ + SystemCoreClock = msirange; + break; + + case 0x04: /* HSI used as system clock source */ + SystemCoreClock = HSI_VALUE; + break; + + case 0x08: /* HSE used as system clock source */ + SystemCoreClock = HSE_VALUE; + break; + + case 0x0C: /* PLL used as system clock source */ + /* PLL_VCO = (HSE_VALUE or HSI_VALUE or MSI_VALUE/ PLLM) * PLLN + SYSCLK = PLL_VCO / PLLR + */ + pllsource = (RCC->PLLCFGR & RCC_PLLCFGR_PLLSRC); + pllm = ((RCC->PLLCFGR & RCC_PLLCFGR_PLLM) >> 4U) + 1U ; + + switch (pllsource) + { + case 0x02: /* HSI used as PLL clock source */ + pllvco = (HSI_VALUE / pllm); + break; + + case 0x03: /* HSE used as PLL clock source */ + pllvco = (HSE_VALUE / pllm); + break; + + default: /* MSI used as PLL clock source */ + pllvco = (msirange / pllm); + break; + } + pllvco = pllvco * ((RCC->PLLCFGR & RCC_PLLCFGR_PLLN) >> 8U); + pllr = (((RCC->PLLCFGR & RCC_PLLCFGR_PLLR) >> 25U) + 1U) * 2U; + SystemCoreClock = pllvco/pllr; + break; + + default: + SystemCoreClock = msirange; + break; + } + /* Compute HCLK clock frequency --------------------------------------------*/ + /* Get HCLK prescaler */ + tmp = AHBPrescTable[((RCC->CFGR & RCC_CFGR_HPRE) >> 4U)]; + /* HCLK clock frequency */ + SystemCoreClock >>= tmp; +} + + +/** + * @} + */ + +/** + * @} + */ + +/** + * @} + */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ diff --git a/Minesweeper/Core/Src/uart.c b/Minesweeper/Core/Src/uart.c new file mode 100644 index 0000000..7cc422a --- /dev/null +++ b/Minesweeper/Core/Src/uart.c @@ -0,0 +1,20 @@ +/* + * uart.c + * + * Created on: Mar 5, 2024 + * Author: nicon + */ +#include "uart.h" + +void clearSerialBuffer(UART_HandleTypeDef *huart) { + uint8_t dummyBuffer[100]; // Ein Puffer zum Lesen der empfangenen Daten, der nicht verwendet wird + + // Leere den Empfangspuffer + HAL_UART_Receive(huart, dummyBuffer, sizeof(dummyBuffer), 100); +} + + +void clearSerialOutput() { + char clearScreenCommand[] = "\033[2J"; // ANSI Escape-Sequenz, um den Bildschirm zu löschen + HAL_UART_Transmit(&huart2, (uint8_t*)clearScreenCommand, strlen(clearScreenCommand), 100); +}