/* USER CODE BEGIN Header */ /** ****************************************************************************** * @file : main.c * @brief : Main program body ****************************************************************************** * @attention * *

© Copyright (c) 2019 STMicroelectronics. * All rights reserved.

* * 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 * ****************************************************************************** */ /* USER CODE END Header */ /* Includes ------------------------------------------------------------------*/ #include "main.h" /* Private includes ----------------------------------------------------------*/ /* USER CODE BEGIN Includes */ #include "test.h" #include "randombytes.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 ---------------------------------------------------------*/ /* 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_USART3_UART_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 */ /* USER CODE END 1 */ /* Enable I-Cache---------------------------------------------------------*/ SCB_EnableICache(); /* Enable D-Cache---------------------------------------------------------*/ SCB_EnableDCache(); /* MCU Configuration--------------------------------------------------------*/ /* Reset of all peripherals, Initializes the Flash interface and the Systick. */ LL_APB1_GRP1_EnableClock(LL_APB1_GRP1_PERIPH_PWR); LL_APB2_GRP1_EnableClock(LL_APB2_GRP1_PERIPH_SYSCFG); NVIC_SetPriorityGrouping(NVIC_PRIORITYGROUP_4); /* System interrupt 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_USART3_UART_Init(); /* USER CODE BEGIN 2 */ init_rng(); test_setup(); /* USER CODE END 2 */ /* Infinite loop */ /* USER CODE BEGIN WHILE */ while (1) { test_loop(); /* USER CODE END WHILE */ /* USER CODE BEGIN 3 */ } /* USER CODE END 3 */ } /** * @brief System Clock Configuration * @retval None */ void SystemClock_Config(void) { LL_FLASH_SetLatency(LL_FLASH_LATENCY_7); if(LL_FLASH_GetLatency() != LL_FLASH_LATENCY_7) { Error_Handler(); } LL_PWR_SetRegulVoltageScaling(LL_PWR_REGU_VOLTAGE_SCALE1); LL_PWR_EnableOverDriveMode(); LL_RCC_HSE_EnableBypass(); LL_RCC_HSE_Enable(); /* Wait till HSE is ready */ while(LL_RCC_HSE_IsReady() != 1) { } LL_RCC_PLL_ConfigDomain_SYS(LL_RCC_PLLSOURCE_HSE, LL_RCC_PLLM_DIV_4, 216, LL_RCC_PLLP_DIV_2); LL_RCC_PLL_Enable(); /* Wait till PLL is ready */ while(LL_RCC_PLL_IsReady() != 1) { } LL_RCC_SetAHBPrescaler(LL_RCC_SYSCLK_DIV_1); LL_RCC_SetAPB1Prescaler(LL_RCC_APB1_DIV_4); LL_RCC_SetAPB2Prescaler(LL_RCC_APB2_DIV_2); LL_RCC_SetSysClkSource(LL_RCC_SYS_CLKSOURCE_PLL); /* Wait till System clock is ready */ while(LL_RCC_GetSysClkSource() != LL_RCC_SYS_CLKSOURCE_STATUS_PLL) { } LL_Init1msTick(216000000); LL_SetSystemCoreClock(216000000); LL_RCC_SetUSARTClockSource(LL_RCC_USART2_CLKSOURCE_PCLK1); LL_RCC_SetUSARTClockSource(LL_RCC_USART3_CLKSOURCE_PCLK1); } /** * @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 */ LL_USART_InitTypeDef USART_InitStruct = {0}; LL_GPIO_InitTypeDef GPIO_InitStruct = {0}; /* Peripheral clock enable */ LL_APB1_GRP1_EnableClock(LL_APB1_GRP1_PERIPH_USART2); LL_AHB1_GRP1_EnableClock(LL_AHB1_GRP1_PERIPH_GPIOD); /**USART2 GPIO Configuration PD5 ------> USART2_TX PD6 ------> USART2_RX */ GPIO_InitStruct.Pin = LL_GPIO_PIN_5; GPIO_InitStruct.Mode = LL_GPIO_MODE_ALTERNATE; GPIO_InitStruct.Speed = LL_GPIO_SPEED_FREQ_VERY_HIGH; GPIO_InitStruct.OutputType = LL_GPIO_OUTPUT_PUSHPULL; GPIO_InitStruct.Pull = LL_GPIO_PULL_NO; GPIO_InitStruct.Alternate = LL_GPIO_AF_7; LL_GPIO_Init(GPIOD, &GPIO_InitStruct); GPIO_InitStruct.Pin = LL_GPIO_PIN_6; GPIO_InitStruct.Mode = LL_GPIO_MODE_ALTERNATE; GPIO_InitStruct.Speed = LL_GPIO_SPEED_FREQ_VERY_HIGH; GPIO_InitStruct.OutputType = LL_GPIO_OUTPUT_PUSHPULL; GPIO_InitStruct.Pull = LL_GPIO_PULL_NO; GPIO_InitStruct.Alternate = LL_GPIO_AF_7; LL_GPIO_Init(GPIOD, &GPIO_InitStruct); /* USART2 interrupt Init */ NVIC_SetPriority(USART2_IRQn, NVIC_EncodePriority(NVIC_GetPriorityGrouping(),0, 0)); NVIC_EnableIRQ(USART2_IRQn); /* USER CODE BEGIN USART2_Init 1 */ /* USER CODE END USART2_Init 1 */ USART_InitStruct.BaudRate = 115200; USART_InitStruct.DataWidth = LL_USART_DATAWIDTH_8B; USART_InitStruct.StopBits = LL_USART_STOPBITS_1; USART_InitStruct.Parity = LL_USART_PARITY_NONE; USART_InitStruct.TransferDirection = LL_USART_DIRECTION_TX_RX; USART_InitStruct.HardwareFlowControl = LL_USART_HWCONTROL_NONE; USART_InitStruct.OverSampling = LL_USART_OVERSAMPLING_16; LL_USART_Init(USART2, &USART_InitStruct); LL_USART_ConfigAsyncMode(USART2); LL_USART_Enable(USART2); /* USER CODE BEGIN USART2_Init 2 */ /* USER CODE END USART2_Init 2 */ } /** * @brief USART3 Initialization Function * @param None * @retval None */ static void MX_USART3_UART_Init(void) { /* USER CODE BEGIN USART3_Init 0 */ /* USER CODE END USART3_Init 0 */ LL_USART_InitTypeDef USART_InitStruct = {0}; LL_GPIO_InitTypeDef GPIO_InitStruct = {0}; /* Peripheral clock enable */ LL_APB1_GRP1_EnableClock(LL_APB1_GRP1_PERIPH_USART3); LL_AHB1_GRP1_EnableClock(LL_AHB1_GRP1_PERIPH_GPIOD); /**USART3 GPIO Configuration PD8 ------> USART3_TX PD9 ------> USART3_RX */ GPIO_InitStruct.Pin = STLK_RX_Pin; GPIO_InitStruct.Mode = LL_GPIO_MODE_ALTERNATE; GPIO_InitStruct.Speed = LL_GPIO_SPEED_FREQ_VERY_HIGH; GPIO_InitStruct.OutputType = LL_GPIO_OUTPUT_PUSHPULL; GPIO_InitStruct.Pull = LL_GPIO_PULL_NO; GPIO_InitStruct.Alternate = LL_GPIO_AF_7; LL_GPIO_Init(STLK_RX_GPIO_Port, &GPIO_InitStruct); GPIO_InitStruct.Pin = STLK_TX_Pin; GPIO_InitStruct.Mode = LL_GPIO_MODE_ALTERNATE; GPIO_InitStruct.Speed = LL_GPIO_SPEED_FREQ_VERY_HIGH; GPIO_InitStruct.OutputType = LL_GPIO_OUTPUT_PUSHPULL; GPIO_InitStruct.Pull = LL_GPIO_PULL_NO; GPIO_InitStruct.Alternate = LL_GPIO_AF_7; LL_GPIO_Init(STLK_TX_GPIO_Port, &GPIO_InitStruct); /* USER CODE BEGIN USART3_Init 1 */ /* USER CODE END USART3_Init 1 */ USART_InitStruct.BaudRate = 115200; USART_InitStruct.DataWidth = LL_USART_DATAWIDTH_8B; USART_InitStruct.StopBits = LL_USART_STOPBITS_1; USART_InitStruct.Parity = LL_USART_PARITY_NONE; USART_InitStruct.TransferDirection = LL_USART_DIRECTION_TX_RX; USART_InitStruct.HardwareFlowControl = LL_USART_HWCONTROL_NONE; USART_InitStruct.OverSampling = LL_USART_OVERSAMPLING_16; LL_USART_Init(USART3, &USART_InitStruct); LL_USART_ConfigAsyncMode(USART3); LL_USART_Enable(USART3); /* USER CODE BEGIN USART3_Init 2 */ /* USER CODE END USART3_Init 2 */ } /** * @brief GPIO Initialization Function * @param None * @retval None */ static void MX_GPIO_Init(void) { LL_EXTI_InitTypeDef EXTI_InitStruct = {0}; LL_GPIO_InitTypeDef GPIO_InitStruct = {0}; /* GPIO Ports Clock Enable */ LL_AHB1_GRP1_EnableClock(LL_AHB1_GRP1_PERIPH_GPIOC); LL_AHB1_GRP1_EnableClock(LL_AHB1_GRP1_PERIPH_GPIOH); LL_AHB1_GRP1_EnableClock(LL_AHB1_GRP1_PERIPH_GPIOB); LL_AHB1_GRP1_EnableClock(LL_AHB1_GRP1_PERIPH_GPIOD); LL_AHB1_GRP1_EnableClock(LL_AHB1_GRP1_PERIPH_GPIOG); LL_AHB1_GRP1_EnableClock(LL_AHB1_GRP1_PERIPH_GPIOA); /**/ LL_GPIO_ResetOutputPin(LD1_GPIO_Port, LD1_Pin); /**/ LL_GPIO_ResetOutputPin(LD3_GPIO_Port, LD3_Pin); /**/ LL_GPIO_ResetOutputPin(USB_PowerSwitchOn_GPIO_Port, USB_PowerSwitchOn_Pin); /**/ LL_GPIO_ResetOutputPin(LD2_GPIO_Port, LD2_Pin); /**/ LL_GPIO_SetOutputPin(CRYPTO_BUSY_GPIO_Port, CRYPTO_BUSY_Pin); /**/ LL_SYSCFG_SetEXTISource(LL_SYSCFG_EXTI_PORTC, LL_SYSCFG_EXTI_LINE13); /**/ EXTI_InitStruct.Line_0_31 = LL_EXTI_LINE_13; EXTI_InitStruct.LineCommand = ENABLE; EXTI_InitStruct.Mode = LL_EXTI_MODE_IT; EXTI_InitStruct.Trigger = LL_EXTI_TRIGGER_RISING; LL_EXTI_Init(&EXTI_InitStruct); /**/ LL_GPIO_SetPinPull(USER_Btn_GPIO_Port, USER_Btn_Pin, LL_GPIO_PULL_NO); /**/ LL_GPIO_SetPinMode(USER_Btn_GPIO_Port, USER_Btn_Pin, LL_GPIO_MODE_INPUT); /**/ GPIO_InitStruct.Pin = LD1_Pin; GPIO_InitStruct.Mode = LL_GPIO_MODE_OUTPUT; GPIO_InitStruct.Speed = LL_GPIO_SPEED_FREQ_LOW; GPIO_InitStruct.OutputType = LL_GPIO_OUTPUT_PUSHPULL; GPIO_InitStruct.Pull = LL_GPIO_PULL_NO; LL_GPIO_Init(LD1_GPIO_Port, &GPIO_InitStruct); /**/ GPIO_InitStruct.Pin = LD3_Pin; GPIO_InitStruct.Mode = LL_GPIO_MODE_OUTPUT; GPIO_InitStruct.Speed = LL_GPIO_SPEED_FREQ_LOW; GPIO_InitStruct.OutputType = LL_GPIO_OUTPUT_PUSHPULL; GPIO_InitStruct.Pull = LL_GPIO_PULL_NO; LL_GPIO_Init(LD3_GPIO_Port, &GPIO_InitStruct); /**/ GPIO_InitStruct.Pin = USB_PowerSwitchOn_Pin; GPIO_InitStruct.Mode = LL_GPIO_MODE_OUTPUT; GPIO_InitStruct.Speed = LL_GPIO_SPEED_FREQ_LOW; GPIO_InitStruct.OutputType = LL_GPIO_OUTPUT_PUSHPULL; GPIO_InitStruct.Pull = LL_GPIO_PULL_NO; LL_GPIO_Init(USB_PowerSwitchOn_GPIO_Port, &GPIO_InitStruct); /**/ GPIO_InitStruct.Pin = USB_OverCurrent_Pin; GPIO_InitStruct.Mode = LL_GPIO_MODE_INPUT; GPIO_InitStruct.Pull = LL_GPIO_PULL_NO; LL_GPIO_Init(USB_OverCurrent_GPIO_Port, &GPIO_InitStruct); /**/ GPIO_InitStruct.Pin = CRYPTO_BUSY_Pin; GPIO_InitStruct.Mode = LL_GPIO_MODE_OUTPUT; GPIO_InitStruct.Speed = LL_GPIO_SPEED_FREQ_VERY_HIGH; GPIO_InitStruct.OutputType = LL_GPIO_OUTPUT_PUSHPULL; GPIO_InitStruct.Pull = LL_GPIO_PULL_NO; LL_GPIO_Init(CRYPTO_BUSY_GPIO_Port, &GPIO_InitStruct); /**/ GPIO_InitStruct.Pin = LD2_Pin; GPIO_InitStruct.Mode = LL_GPIO_MODE_OUTPUT; GPIO_InitStruct.Speed = LL_GPIO_SPEED_FREQ_LOW; GPIO_InitStruct.OutputType = LL_GPIO_OUTPUT_PUSHPULL; GPIO_InitStruct.Pull = LL_GPIO_PULL_NO; LL_GPIO_Init(LD2_GPIO_Port, &GPIO_InitStruct); } /* 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 */ /* 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, tex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */ /* USER CODE END 6 */ } #endif /* USE_FULL_ASSERT */ /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/