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Diffstat (limited to 'tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/ADC/ExtLinesTrigger/main.c')
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1 files changed, 292 insertions, 0 deletions
diff --git a/tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/ADC/ExtLinesTrigger/main.c b/tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/ADC/ExtLinesTrigger/main.c new file mode 100644 index 0000000..8118c04 --- /dev/null +++ b/tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/ADC/ExtLinesTrigger/main.c @@ -0,0 +1,292 @@ +/** + ****************************************************************************** + * @file ADC/ExtLinesTrigger/main.c + * @author MCD Application Team + * @version V3.5.0 + * @date 08-April-2011 + * @brief Main program body + ****************************************************************************** + * @attention + * + * 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>© COPYRIGHT 2011 STMicroelectronics</center></h2> + ****************************************************************************** + */ + +/* Includes ------------------------------------------------------------------*/ +#include "stm32f10x.h" + +/** @addtogroup STM32F10x_StdPeriph_Examples + * @{ + */ + +/** @addtogroup ADC_ExtLinesTrigger + * @{ + */ + +/* Private typedef -----------------------------------------------------------*/ +/* Private define ------------------------------------------------------------*/ +#define ADC1_DR_Address ((uint32_t)0x4001244C) + +/* Private macro -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ +ADC_InitTypeDef ADC_InitStructure; +DMA_InitTypeDef DMA_InitStructure; +__IO uint16_t ADC_RegularConvertedValueTab[64], ADC_InjectedConvertedValueTab[32]; + +/* Private function prototypes -----------------------------------------------*/ +void RCC_Configuration(void); +void GPIO_Configuration(void); +void NVIC_Configuration(void); +void EXTI_Configuration(void); + +/* Private functions ---------------------------------------------------------*/ + +/** + * @brief Main program + * @param None + * @retval None + */ +int main(void) +{ + /*!< At this stage the microcontroller clock setting is already configured, + this is done through SystemInit() function which is called from startup + file (startup_stm32f10x_xx.s) before to branch to application main. + To reconfigure the default setting of SystemInit() function, refer to + system_stm32f10x.c file + */ + + /* System clocks configuration ---------------------------------------------*/ + RCC_Configuration(); + + /* NVIC configuration ------------------------------------------------------*/ + NVIC_Configuration(); + + /* GPIO configuration ------------------------------------------------------*/ + GPIO_Configuration(); + + /* EXTI configuration ------------------------------------------------------*/ + EXTI_Configuration(); + + /* DMA1 channel1 configuration ----------------------------------------------*/ + DMA_DeInit(DMA1_Channel1); + DMA_InitStructure.DMA_PeripheralBaseAddr = ADC1_DR_Address; + DMA_InitStructure.DMA_MemoryBaseAddr = (uint32_t)ADC_RegularConvertedValueTab; + DMA_InitStructure.DMA_DIR = DMA_DIR_PeripheralSRC; + DMA_InitStructure.DMA_BufferSize = 64; + DMA_InitStructure.DMA_PeripheralInc = DMA_PeripheralInc_Disable; + DMA_InitStructure.DMA_MemoryInc = DMA_MemoryInc_Enable; + DMA_InitStructure.DMA_PeripheralDataSize = DMA_PeripheralDataSize_HalfWord; + DMA_InitStructure.DMA_MemoryDataSize = DMA_MemoryDataSize_HalfWord; + DMA_InitStructure.DMA_Mode = DMA_Mode_Circular; + DMA_InitStructure.DMA_Priority = DMA_Priority_High; + DMA_InitStructure.DMA_M2M = DMA_M2M_Disable; + DMA_Init(DMA1_Channel1, &DMA_InitStructure); + + /* Enable DMA1 channel1 */ + DMA_Cmd(DMA1_Channel1, ENABLE); + + /* ADC1 configuration ------------------------------------------------------*/ + ADC_InitStructure.ADC_Mode = ADC_Mode_Independent; + ADC_InitStructure.ADC_ScanConvMode = ENABLE; + ADC_InitStructure.ADC_ContinuousConvMode = DISABLE; + ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_Ext_IT11_TIM8_TRGO; + ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right; + ADC_InitStructure.ADC_NbrOfChannel = 2; + ADC_Init(ADC1, &ADC_InitStructure); + + /* ADC1 regular channels configuration */ + ADC_RegularChannelConfig(ADC1, ADC_Channel_4, 1, ADC_SampleTime_28Cycles5); + ADC_RegularChannelConfig(ADC1, ADC_Channel_14, 2, ADC_SampleTime_28Cycles5); + + /* Regular discontinuous mode channel number configuration */ + ADC_DiscModeChannelCountConfig(ADC1, 1); + /* Enable regular discontinuous mode */ + ADC_DiscModeCmd(ADC1, ENABLE); + + /* Enable ADC1 external trigger conversion */ + ADC_ExternalTrigConvCmd(ADC1, ENABLE); + + /* Set injected sequencer length */ + ADC_InjectedSequencerLengthConfig(ADC1, 2); + /* ADC1 injected channel configuration */ + ADC_InjectedChannelConfig(ADC1, ADC_Channel_11, 1, ADC_SampleTime_28Cycles5); + ADC_InjectedChannelConfig(ADC1, ADC_Channel_12, 2, ADC_SampleTime_28Cycles5); + /* ADC1 injected external trigger configuration */ + ADC_ExternalTrigInjectedConvConfig(ADC1, ADC_ExternalTrigInjecConv_Ext_IT15_TIM8_CC4); + /* Enable ADC1 injected external trigger conversion */ + ADC_ExternalTrigInjectedConvCmd(ADC1, ENABLE); + + /* Enable JEOC interrupt */ + ADC_ITConfig(ADC1, ADC_IT_JEOC, ENABLE); + + /* Enable ADC1 DMA */ + ADC_DMACmd(ADC1, ENABLE); + + /* Enable ADC1 */ + ADC_Cmd(ADC1, ENABLE); + + /* Enable ADC1 reset calibration register */ + ADC_ResetCalibration(ADC1); + /* Check the end of ADC1 reset calibration register */ + while(ADC_GetResetCalibrationStatus(ADC1)); + + /* Start ADC1 calibration */ + ADC_StartCalibration(ADC1); + /* Check the end of ADC1 calibration */ + while(ADC_GetCalibrationStatus(ADC1)); + + while (1) + { + } +} + +/** + * @brief Configures the different system clocks. + * @param None + * @retval None + */ +void RCC_Configuration(void) +{ +#if defined (STM32F10X_LD_VL) || defined (STM32F10X_MD_VL) || defined (STM32F10X_HD_VL) + /* ADCCLK = PCLK2/2 */ + RCC_ADCCLKConfig(RCC_PCLK2_Div2); +#else + /* ADCCLK = PCLK2/4 */ + RCC_ADCCLKConfig(RCC_PCLK2_Div4); +#endif + /* Enable peripheral clocks ------------------------------------------------*/ + /* Enable DMA1 clock */ + RCC_AHBPeriphClockCmd(RCC_AHBPeriph_DMA1, ENABLE); + + /* Enable GPIOs and ADC1 clock */ + RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA | RCC_APB2Periph_GPIOC | + RCC_APB2Periph_GPIOE | RCC_APB2Periph_AFIO | + RCC_APB2Periph_ADC1, ENABLE); +} + +/** + * @brief Configures the different EXTI lines. + * @param None + * @retval None + */ +void EXTI_Configuration(void) +{ + EXTI_InitTypeDef EXTI_InitStructure; +#ifdef STM32F10X_HD_VL + /* Select the EXTI Line11 the GPIO pin source */ + GPIO_EXTILineConfig(GPIO_PortSourceGPIOF, GPIO_PinSource11); +#else + GPIO_EXTILineConfig(GPIO_PortSourceGPIOE, GPIO_PinSource11); +#endif + + /* EXTI line11 configuration -----------------------------------------------*/ + EXTI_InitStructure.EXTI_Mode = EXTI_Mode_Event; + EXTI_InitStructure.EXTI_Trigger = EXTI_Trigger_Rising; + EXTI_InitStructure.EXTI_Line = EXTI_Line11; + EXTI_InitStructure.EXTI_LineCmd = ENABLE; + EXTI_Init(&EXTI_InitStructure); + + /* Select the EXTI Line15 the GPIO pin source */ + GPIO_EXTILineConfig(GPIO_PortSourceGPIOE, GPIO_PinSource15); + /* EXTI line15 configuration -----------------------------------------------*/ + EXTI_InitStructure.EXTI_Mode = EXTI_Mode_Event; + EXTI_InitStructure.EXTI_Trigger = EXTI_Trigger_Rising; + EXTI_InitStructure.EXTI_Line = EXTI_Line15; + EXTI_InitStructure.EXTI_LineCmd = ENABLE; + EXTI_Init(&EXTI_InitStructure); +} + +/** + * @brief Configures the different GPIO ports. + * @param None + * @retval None + */ +void GPIO_Configuration(void) +{ + GPIO_InitTypeDef GPIO_InitStructure; + + /* Configure PC.01, PC.02 and PC.04 (ADC Channel11, Channel12 and Channel14) + as analog input -----------------------------------------------------------*/ + GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1 | GPIO_Pin_2 | GPIO_Pin_4; + GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN; + GPIO_Init(GPIOC, &GPIO_InitStructure); + + /* Configure PA.04 (ADC Channel4) as analog input --------------------------*/ + GPIO_InitStructure.GPIO_Pin = GPIO_Pin_4; + GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN; + GPIO_Init(GPIOA, &GPIO_InitStructure); + + /* Configure EXTI line11 ---------------------------------------------------*/ + GPIO_InitStructure.GPIO_Pin = GPIO_Pin_11; + GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING; +#ifdef STM32F10X_HD_VL + GPIO_Init(GPIOF, &GPIO_InitStructure); +#else + GPIO_Init(GPIOE, &GPIO_InitStructure); +#endif + + /* Configure EXTI line15 ---------------------------------------------------*/ + GPIO_InitStructure.GPIO_Pin = GPIO_Pin_15; + GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING; + GPIO_Init(GPIOE, &GPIO_InitStructure); +} + +/** + * @brief Configures NVIC and Vector Table base location. + * @param None + * @retval None + */ +void NVIC_Configuration(void) +{ + NVIC_InitTypeDef NVIC_InitStructure; + + /* Configure and enable ADC interrupt */ +#if defined (STM32F10X_LD_VL) || defined (STM32F10X_MD_VL) || defined (STM32F10X_HD_VL) + NVIC_InitStructure.NVIC_IRQChannel = ADC1_IRQn; +#else + NVIC_InitStructure.NVIC_IRQChannel = ADC1_2_IRQn; +#endif + NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0; + NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0; + NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE; + NVIC_Init(&NVIC_InitStructure); +} + +#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 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) */ + + /* Infinite loop */ + while (1) + { + } +} + +#endif + +/** + * @} + */ + +/** + * @} + */ + +/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/ |