PWM.rar_LBM_keil_pwm_pwm stm32_stm32 pwm

/** ****************************************************************************** * @file icc_measure.c * @author Microcontroller Division * @version V1.0.0 * @date Apri-2011 * @brief Current measurements ****************************************************************************** * @copy * * THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE * TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY * DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING * FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE * CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS. * * <h2><center>&copy; COPYRIGHT 2011 STMicroelectronics</center></h2> */ /* Includes ------------------------------------------------------------------*/ #include "misc.h" #include "stm32l1xx.h" #include "stm32l1xx_adc.h" #include "stm32l1xx_lcd.h" #include "stm32l1xx_rcc.h" #include "stm32l1xx_rtc.h" #include "stm32l1xx_pwr.h" #include "stm32l1xx_gpio.h" #include "discover_board.h" #include "icc_measure.h" #include "discover_functions.h" #include "stm32l_discovery_lcd.h" #include "stm32l1xx_conf.h" /* Current measurment in RAM for Run mode and LPOWER run mode */ #define TESTINRAM 1 /* To use GPIO PA1 in user button instead wake up signal */ extern bool UserButton; /* To indicate Wake UP setted in IT handler */ volatile bool Idd_WakeUP; /* Variables used for save GPIO configuration */ uint32_t GPIOA_MODER, GPIOB_MODER, GPIOC_MODER,GPIOD_MODER,GPIOE_MODER ,GPIOE_MODER,GPIOH_MODER; uint32_t GPIOA_PUPDR, GPIOB_PUPDR , GPIOC_PUPDR, GPIOD_PUPDR,GPIOE_PUPDR,GPIOH_PUPDR; /** * @brief To configure the GPIO in low consumption * @caller ADC_Icc_Test * @param None * @retval None */ void GPIO_LowPower_Config(void) { GPIO_InitTypeDef GPIO_InitStructure; GPIOA_MODER = GPIOA->MODER; GPIOB_MODER = GPIOB->MODER; GPIOC_MODER = GPIOC->MODER; GPIOD_MODER = GPIOD->MODER; GPIOE_MODER = GPIOE->MODER; GPIOH_MODER = GPIOH->MODER; GPIOA_PUPDR = GPIOA->PUPDR; GPIOB_PUPDR = GPIOB->PUPDR; GPIOC_PUPDR = GPIOC->PUPDR; GPIOD_PUPDR = GPIOD->PUPDR; GPIOE_PUPDR = GPIOE->PUPDR; GPIOH_PUPDR = GPIOH->PUPDR; /* Configure all GPIO port pins in Analog Input mode (floating input trigger OFF) */ GPIO_InitStructure.GPIO_Pin = GPIO_Pin_All; GPIO_InitStructure.GPIO_Speed = GPIO_Speed_400KHz; GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AN; GPIO_InitStructure.GPIO_OType = GPIO_OType_PP; GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL; GPIOD->MODER = 0xFFFFFFFF; GPIOE->MODER = 0xFFFFFFFF; GPIOH->MODER = 0xFFFFFFFF; /* Configure all GPIO port pins in Analog Input mode (floating input trigger OFF) */ /* Not PA0, PA4, (PA13 PA14 PA5 for debug only)*/ GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1 | GPIO_Pin_2 | GPIO_Pin_3 | GPIO_Pin_6| GPIO_Pin_7 \ | GPIO_Pin_13 | GPIO_Pin_14|GPIO_Pin_5 | GPIO_Pin_8 |GPIO_Pin_9 | GPIO_Pin_10 | GPIO_Pin_11 | GPIO_Pin_12 |GPIO_Pin_15 ; GPIO_Init(GPIOA, &GPIO_InitStructure); /* Not PC13 USED FOR MEASUREMENT */ GPIO_InitStructure.GPIO_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_10 | GPIO_Pin_11 | GPIO_Pin_12 | GPIO_Pin_14 | GPIO_Pin_15 ; GPIO_Init(GPIOC, &GPIO_InitStructure); GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0 | GPIO_Pin_1 | GPIO_Pin_2 | GPIO_Pin_3 | GPIO_Pin_4| GPIO_Pin_5 | GPIO_Pin_8 \ | GPIO_Pin_9 | GPIO_Pin_10 | GPIO_Pin_11 | GPIO_Pin_12 |GPIO_Pin_13 | GPIO_Pin_14 | GPIO_Pin_15 ; GPIO_Init(GPIOB, &GPIO_InitStructure); /* PB 6 & 7 it's for the LEDs */ GPIO_LOW(GPIOB,GPIO_Pin_6); GPIO_LOW(GPIOB,GPIO_Pin_7); } /** * @brief To restore register values for GPIO. * @caller ADC_Icc_Test * @param None * @retval None */ void Restore_GPIO_Config(void) { GPIOA->MODER = GPIOA_MODER; GPIOB->MODER = GPIOB_MODER; GPIOC->MODER = GPIOC_MODER; GPIOD->MODER = GPIOD_MODER; GPIOE->MODER = GPIOE_MODER; GPIOH->MODER = GPIOH_MODER; GPIOA->PUPDR = GPIOA_PUPDR; GPIOB->PUPDR = GPIOB_PUPDR; GPIOC->PUPDR = GPIOC_PUPDR; GPIOD->PUPDR = GPIOD_PUPDR; GPIOE->PUPDR = GPIOE_PUPDR; GPIOH->PUPDR = GPIOH_PUPDR; } /** * @brief Configures the clock system * @param None * @retval None */ void Config_Systick() { RCC_ClocksTypeDef RCC_Clocks; RCC_GetClocksFreq(&RCC_Clocks); SysTick_Config(RCC_Clocks.HCLK_Frequency / 2000); } /** * @brief Configures the clock system in low frequency * @param None * @retval None */ void Config_Systick_50ms() { RCC_ClocksTypeDef RCC_Clocks; RCC_GetClocksFreq(&RCC_Clocks); SysTick_Config(RCC_Clocks.HCLK_Frequency / 2); } /** * @brief To select MSI as System clock source * @caller ADC_Icc_Test * @param Frequence, DIV by 2 ot not , With or without RTC * @retval None */ void SetHSICLKToMSI(uint32_t freq,bool div2,bool With_RTC) { /* RCC system reset */ RCC_DeInit(); /* Flash 1 wait state */ FLASH_SetLatency(FLASH_Latency_0); /* Disable Prefetch Buffer */ FLASH_PrefetchBufferCmd(DISABLE); /* Disable 64-bit access */ FLASH_ReadAccess64Cmd(DISABLE); /* Disable FLASH during SLeep */ FLASH_SLEEPPowerDownCmd(ENABLE); /* Enable the PWR APB1 Clock */ RCC_APB1PeriphClockCmd(RCC_APB1Periph_PWR, ENABLE); /* Select the Voltage Range 3 (1.2V) */ PWR_VoltageScalingConfig(PWR_VoltageScaling_Range3); /* Wait Until the Voltage Regulator is ready */ while (PWR_GetFlagStatus(PWR_FLAG_VOS) != RESET) {} /* To configure the MSI frequency */ RCC_MSIRangeConfig(freq); /* Select MSI as system clock source */ RCC_SYSCLKConfig(RCC_SYSCLKSource_MSI); /* Wait till MSI is used as system clock source */ while (RCC_GetSYSCLKSource() != 0x00) {} if (div2) { RCC_HCLKConfig(RCC_SYSCLK_Div2); } RCC_HSICmd(DISABLE); /* Disable HSE clock */ RCC_HSEConfig(RCC_HSE_OFF); /* Disable LSE clock */ if (! With_RTC) RCC_LSEConfig(RCC_LSE_OFF); /* Disable LSI clock */ RCC_LSICmd(DISABLE); } /** * @brief To select HSI as System clock source and * @caller ADC_Icc_Test * @param None * @retval None */ void SetHSICLK(void) { /* Enable HSI Clock */ RCC_HSICmd(ENABLE); /*!< Wait till HSI is ready */ while (RCC_GetFlagStatus(RCC_FLAG_HSIRDY) == RESET) {} /* Enable 64-bit access */ FLASH_ReadAccess64Cmd(ENABLE); /* Enable Prefetch Buffer */ FLASH_PrefetchBufferCmd(ENABLE); /* Flash 1 wait state */ FLASH_SetLatency(FLASH_Latency_1); RCC_SYSCLKConfig(RCC_SYSCLKSource_HSI); while (RCC_GetSYSCLKSource() != 0x04) {} RCC_HCLKConfig(RCC_SYSCLK_Div1); /* PCLK2 = HCLK */ RCC_PCLK2Config(RCC_HCLK_Div1); /* PCLK1 = HCLK */ RCC_PCLK1Config(RCC_HCLK_Div1); } /** * @brief ADC initialization (ADC_Channel_4) * @caller main and ADC_Icc_Test * @param None * @retval None */ void ADC_Icc_Init(void) { ADC_InitTypeDef ADC_InitStructure; /* Enable ADC clock */ RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1, ENABLE); /* de-initialize ADC */ ADC_DeInit(ADC1); /* ADC configured as follow: - NbrOfChannel = 1 - ADC_Channel_4 - Mode = Single ConversionMode(ContinuousConvMode disabled) - Resolution = 12Bits - Prescaler = /1 - sampling time 192 */ /* ADC Configuration */ ADC_StructInit(&ADC_InitStructure); ADC_InitStructure.ADC_Resolution = ADC_Resolution_12b; ADC_InitStructure.ADC_ScanConvMode = ENABL