Diff: main.h

Revision:

0:a0c5877bd360

Child:

4:511677d804ac

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.h	Thu Jul 12 00:50:48 2018 +0000
@@ -0,0 +1,246 @@
+/*
+_    _            _____   _______
+ | |  | |          |_   _| |__   __|
+ | |__| | __ ___  __ | |  ___ | |
+ |  __  |/ _` \ \/ / | | / _ \| |
+ | |  | | (_| |>  < _| || (_) | |
+ |_|  |_|\__,_/_/\_\_____\___/|_|
+    (C)2017 HaxIoT
+
+Description: contains hardware configuration Macros and Constants
+License: Revised BSD License, see LICENSE.TXT file include in the project
+*/
+/*******************************************************************************
+  * @File Name    : main.h
+  * @Author       : Fahad Mirza
+  * @Created      : 22 January, 2018
+  * @Modified     : 04 April, 2018
+  * @Description  : Header file for main.c
+********************************************************************************/
+
+#ifndef MAIN_H_
+#define MAIN_H_
+
+#include "hw.h"
+#include "debug.h"
+#include "delay.h"
+#include "low_power_manager.h"
+
+/* Macros --------------------------------------------------------------------*/
+// Uplink packet acknowledgment configuration
+#define UNCONFIRMED 0
+#define CONFIRMED   1
+
+#define ENABLE_FAST_WAKEUP
+
+/* Variables -----------------------------------------------------------------*/
+//Flag to indicate if the MCU is Initialized
+static bool McuInitialized = false;
+
+
+
+/******************************************************************************
+  * @brief :  System Clock Configuration
+  * The system Clock is configured as follow :
+  *      System Clock source            = PLL (HSI)
+  *      SYSCLK(Hz)                     = 32000000
+  *      HCLK(Hz)                       = 32000000
+  *      AHB Prescaler                  = 1
+  *      APB1 Prescaler                 = 1
+  *      APB2 Prescaler                 = 1
+  *      HSI Frequency(Hz)              = 16000000
+  *      PLLMUL                         = 6
+  *      PLLDIV                         = 3
+  *      Flash Latency(WS)              = 1
+  * @retval: None
+  * @note  : This function enables all the clock necessary for the demo
+  *          including UARTs
+******************************************************************************/
+void SystemClock_Config(void)
+{
+	RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
+    RCC_OscInitTypeDef RCC_OscInitStruct = {0};
+    RCC_PeriphCLKInitTypeDef PeriphClkInit;
+
+    // Enable HSI48 Oscillator for RNG analog part
+    RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI48;
+    RCC_OscInitStruct.PLL.PLLState = RCC_PLL_NONE;
+    RCC_OscInitStruct.HSI48State = RCC_HSI48_ON;
+    if(HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
+    {
+      // Initialization Error
+      Error_Handler();
+    }
+
+//    // Enable HSI Oscillator and Activate PLL with HSI as source
+//    RCC_OscInitStruct.OscillatorType      = RCC_OSCILLATORTYPE_HSI;
+//    RCC_OscInitStruct.HSEState            = RCC_HSE_OFF;
+//    RCC_OscInitStruct.HSIState            = RCC_HSI_ON;
+//    RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT;
+//    RCC_OscInitStruct.PLL.PLLState        = RCC_PLL_ON;
+//    RCC_OscInitStruct.PLL.PLLSource       = RCC_PLLSOURCE_HSI;
+//    RCC_OscInitStruct.PLL.PLLMUL          = RCC_PLLMUL_6;
+//    RCC_OscInitStruct.PLL.PLLDIV          = RCC_PLLDIV_3;
+//
+//    if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
+//    {
+//    	Error_Handler();
+//    }
+
+    // Set Voltage scale1 as MCU will run at 32MHz
+    __HAL_RCC_PWR_CLK_ENABLE();
+    __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
+
+    // Poll VOSF bit of in PWR_CSR. Wait until it is reset to 0
+    while (__HAL_PWR_GET_FLAG(PWR_FLAG_VOS) != RESET) {};
+
+    // Select PLL as system clock source and configure the HCLK, PCLK1 and PCLK2 clocks dividers
+    RCC_ClkInitStruct.ClockType = (RCC_CLOCKTYPE_SYSCLK | RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2);
+    RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
+    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();
+    }
+    
+
+//    // Select clock for both UART1 and UART2
+//    PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_USART2;
+//    PeriphClkInit.Usart2ClockSelection = RCC_USART2CLKSOURCE_HSI;
+//    HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit);
+//
+//    PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_USART1;
+//    PeriphClkInit.Usart2ClockSelection = RCC_USART1CLKSOURCE_HSI;
+//    HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit);
+
+    HAL_SYSTICK_Config(HAL_RCC_GetHCLKFreq()/1000);
+    HAL_SYSTICK_CLKSourceConfig(SYSTICK_CLKSOURCE_HCLK);
+
+    // SysTick_IRQn interrupt configuration
+    HAL_NVIC_SetPriority(SysTick_IRQn, 1, 0);
+}
+
+/******************************************************************************
+ * @Brief : Set all pin as analog
+ * @Param : none
+ * @return: none
+******************************************************************************/
+void HW_GpioInit(void)
+{
+	GPIO_InitTypeDef GPIO_InitStruct;
+
+    // STM32L0 Gpios are all configured as analog input at Reset
+    __HAL_RCC_GPIOA_CLK_ENABLE();
+    __HAL_RCC_GPIOB_CLK_ENABLE();
+    __HAL_RCC_GPIOC_CLK_ENABLE();
+
+    /*GPIOC*/
+    GPIO_InitStruct.Pin = GPIO_PIN_0|GPIO_PIN_1|GPIO_PIN_2|GPIO_PIN_3
+                          |GPIO_PIN_4|GPIO_PIN_5|GPIO_PIN_6|GPIO_PIN_7
+                          |GPIO_PIN_8|GPIO_PIN_9|GPIO_PIN_12;
+    GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
+    GPIO_InitStruct.Pull = GPIO_NOPULL;
+    HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
+
+    /*GPIOA*/
+    GPIO_InitStruct.Pin = GPIO_PIN_0|GPIO_PIN_1|GPIO_PIN_4|GPIO_PIN_6
+                          |GPIO_PIN_7|GPIO_PIN_8|GPIO_PIN_9|GPIO_PIN_10
+                          |GPIO_PIN_11|GPIO_PIN_12|GPIO_PIN_15;
+
+    HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
+
+    /*GPIOB*/
+    GPIO_InitStruct.Pin = GPIO_PIN_0|GPIO_PIN_1|GPIO_PIN_2|GPIO_PIN_10
+                          |GPIO_PIN_11|GPIO_PIN_12|GPIO_PIN_13|GPIO_PIN_14
+                          |GPIO_PIN_15|GPIO_PIN_3|GPIO_PIN_4|GPIO_PIN_5
+                          |GPIO_PIN_6|GPIO_PIN_7|GPIO_PIN_8|GPIO_PIN_9;
+
+    HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
+
+    __HAL_RCC_GPIOA_CLK_DISABLE();
+    __HAL_RCC_GPIOB_CLK_DISABLE();
+    __HAL_RCC_GPIOC_CLK_DISABLE();
+}
+
+/******************************************************************************
+  * @Brief : This function initializes the hardware
+  * @Param : None
+  * @Retval: None
+******************************************************************************/
+void HW_Init(void)
+{
+  if(McuInitialized == false)
+  {
+  	// Reset of all peripherals, Initializes the Flash interface and the Systick.
+    HAL_Init();
+    SystemClock_Config();
+    HW_GpioInit();
+    Debug_UART_Init();
+    
+	#if defined( USE_BOOTLOADER )
+		/* Set the Vector Table base location at 0x3000 */
+		NVIC_SetVectorTable( NVIC_VectTab_FLASH, 0x3000 );
+	#endif
+
+    HW_RTC_Init();
+
+    // LED on Nucleo board
+    BSP_LED_Init(LED_GREEN);
+    // Todo: Add UART initialization here
+    McuInitialized = true;
+  }
+}
+
+/******************************************************************************
+  * @Brief : Initializes the MSP.
+  * @Param : None
+  * @retval: None
+******************************************************************************/
+void HAL_MspInit(void)
+{
+	__HAL_RCC_PWR_CLK_ENABLE();
+
+	// Disable the Power Voltage Detector
+	HAL_PWR_DisablePVD();
+
+	// Enables the Ultra Low Power mode
+	HAL_PWREx_EnableUltraLowPower();
+
+	__HAL_FLASH_SLEEP_POWERDOWN_ENABLE();
+
+	/* In debug mode, e.g. when DBGMCU is activated, Arm core has always clocks
+	 * And will not wait that the FLACH is ready to be read. It can miss in this
+	 * case the first instruction. To overcome this issue, the flash remain clocked during sleep mode
+	 */
+	DBG( __HAL_FLASH_SLEEP_POWERDOWN_DISABLE(); );
+
+	#ifdef ENABLE_FAST_WAKEUP
+		/*Enable fast wakeUp*/
+		HAL_PWREx_EnableFastWakeUp( );
+	#else
+		HAL_PWREx_DisableFastWakeUp( );
+	#endif
+}
+
+
+#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
+   *          line: assert_param error line source number
+   * @Retval: None
+******************************************************************************/
+void assert_failed(uint8_t* file, uint32_t line)
+{
+  /* 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) */
+}
+
+#endif
+
+#endif /* MAIN_H_ */
+