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Diffstat (limited to 'tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/DAC/OneChannelDMA_Escalator')
2 files changed, 0 insertions, 311 deletions
diff --git a/tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/DAC/OneChannelDMA_Escalator/main.c b/tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/DAC/OneChannelDMA_Escalator/main.c deleted file mode 100644 index e445ebb..0000000 --- a/tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/DAC/OneChannelDMA_Escalator/main.c +++ /dev/null @@ -1,212 +0,0 @@ -/** - ****************************************************************************** - * @file DAC/OneChannelDMA_Escalator/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 DAC_OneChannelDMA_Escalator - * @{ - */ - -/* Private typedef -----------------------------------------------------------*/ -/* Private define ------------------------------------------------------------*/ -#define DAC_DHR8R1_Address 0x40007410 - -/* Init Structure definition */ -DAC_InitTypeDef DAC_InitStructure; -DMA_InitTypeDef DMA_InitStructure; - -/* Private macro -------------------------------------------------------------*/ -/* Private variables ---------------------------------------------------------*/ -const uint8_t Escalator8bit[6] = {0x0, 0x33, 0x66, 0x99, 0xCC, 0xFF}; - -/* Private function prototypes -----------------------------------------------*/ -void RCC_Configuration(void); -void GPIO_Configuration(void); -void Delay(__IO uint32_t nCount); - -/* 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(); - - /* Once the DAC channel is enabled, the corresponding GPIO pin is automatically - connected to the DAC converter. In order to avoid parasitic consumption, - the GPIO pin should be configured in analog */ - GPIO_Configuration(); - - /* TIM6 Configuration */ - TIM_PrescalerConfig(TIM6, 0xF, TIM_PSCReloadMode_Update); - TIM_SetAutoreload(TIM6, 0xFF); - /* TIM6 TRGO selection */ - TIM_SelectOutputTrigger(TIM6, TIM_TRGOSource_Update); - - /* DAC channel1 Configuration */ - DAC_InitStructure.DAC_Trigger = DAC_Trigger_T6_TRGO; - DAC_InitStructure.DAC_WaveGeneration = DAC_WaveGeneration_None; - DAC_InitStructure.DAC_OutputBuffer = DAC_OutputBuffer_Disable; - DAC_Init(DAC_Channel_1, &DAC_InitStructure); - -#if !defined STM32F10X_LD_VL && !defined STM32F10X_MD_VL - /* DMA2 channel3 configuration */ - DMA_DeInit(DMA2_Channel3); -#else - /* DMA1 channel3 configuration */ - DMA_DeInit(DMA1_Channel3); -#endif - - DMA_InitStructure.DMA_PeripheralBaseAddr = DAC_DHR8R1_Address; - DMA_InitStructure.DMA_MemoryBaseAddr = (uint32_t)&Escalator8bit; - DMA_InitStructure.DMA_DIR = DMA_DIR_PeripheralDST; - DMA_InitStructure.DMA_BufferSize = 6; - DMA_InitStructure.DMA_PeripheralInc = DMA_PeripheralInc_Disable; - DMA_InitStructure.DMA_MemoryInc = DMA_MemoryInc_Enable; - DMA_InitStructure.DMA_PeripheralDataSize = DMA_PeripheralDataSize_Byte; - DMA_InitStructure.DMA_MemoryDataSize = DMA_MemoryDataSize_Byte; - DMA_InitStructure.DMA_Mode = DMA_Mode_Circular; - DMA_InitStructure.DMA_Priority = DMA_Priority_High; - DMA_InitStructure.DMA_M2M = DMA_M2M_Disable; - -#if !defined STM32F10X_LD_VL && !defined STM32F10X_MD_VL - DMA_Init(DMA2_Channel3, &DMA_InitStructure); - /* Enable DMA2 Channel3 */ - DMA_Cmd(DMA2_Channel3, ENABLE); -#else - DMA_Init(DMA1_Channel3, &DMA_InitStructure); - /* Enable DMA1 Channel3 */ - DMA_Cmd(DMA1_Channel3, ENABLE); -#endif - - /* Enable DAC Channel1: Once the DAC channel1 is enabled, PA.04 is - automatically connected to the DAC converter. */ - DAC_Cmd(DAC_Channel_1, ENABLE); - - /* Enable DMA for DAC Channel1 */ - DAC_DMACmd(DAC_Channel_1, ENABLE); - - /* TIM6 enable counter */ - TIM_Cmd(TIM6, ENABLE); - - while (1) - { - } -} - - -/** - * @brief Configures the different system clocks. - * @param None - * @retval None - */ -void RCC_Configuration(void) -{ - /* Enable peripheral clocks ------------------------------------------------*/ -#if !defined STM32F10X_LD_VL && !defined STM32F10X_MD_VL - /* DMA2 clock enable */ - RCC_AHBPeriphClockCmd(RCC_AHBPeriph_DMA2, ENABLE); -#else - /* DMA1 clock enable */ - RCC_AHBPeriphClockCmd(RCC_AHBPeriph_DMA1, ENABLE); -#endif - /* GPIOA Periph clock enable */ - RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA, ENABLE); - /* DAC Periph clock enable */ - RCC_APB1PeriphClockCmd(RCC_APB1Periph_DAC, ENABLE); - /* TIM6 Periph clock enable */ - RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM6, ENABLE); -} - -/** - * @brief Configures the different GPIO ports. - * @param None - * @retval None - */ -void GPIO_Configuration(void) -{ - GPIO_InitTypeDef GPIO_InitStructure; - - /* Once the DAC channel is enabled, the corresponding GPIO pin is automatically - connected to the DAC converter. In order to avoid parasitic consumption, - the GPIO pin should be configured in analog */ - GPIO_InitStructure.GPIO_Pin = GPIO_Pin_4; - GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN; - GPIO_Init(GPIOA, &GPIO_InitStructure); -} - -/** - * @brief Inserts a delay time. - * @param nCount: specifies the delay time length. - * @retval None - */ -void Delay(__IO uint32_t nCount) -{ - for(; nCount != 0; nCount--); -} - -#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****/ diff --git a/tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/DAC/OneChannelDMA_Escalator/readme.txt b/tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/DAC/OneChannelDMA_Escalator/readme.txt deleted file mode 100644 index 90fd74a..0000000 --- a/tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/DAC/OneChannelDMA_Escalator/readme.txt +++ /dev/null @@ -1,99 +0,0 @@ -/** - @page DAC_OneChannelDMA_Escalator DAC one channel DMA escalator example - - @verbatim - ******************** (C) COPYRIGHT 2011 STMicroelectronics ******************* - * @file DAC/OneChannelDMA_Escalator/readme.txt - * @author MCD Application Team - * @version V3.5.0 - * @date 08-April-2011 - * @brief Description of the DAC one channel DMA escalator example. - ****************************************************************************** - * 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. - ****************************************************************************** - @endverbatim - -@par Example Description - -This example describes how to use one DAC channel mode with DMA to generate an -escalator signal on DAC channel1 output. - -DAC channel1 conversion is configured to be triggered by TIM6 TRGO triggers and -without noise/triangle wave generation. 8bit right data alignment is selected -since we choose to access DAC_DHR8R1 register. -DMA2 channel3 is configured to transfer continuously, byte by byte, a 6-byte -buffer to the DAC1 register DAC_DHR8R1. - -The transferred 6bytes buffer is made to have an escalator signal on DAC channel1 -output. DAC channel1 is then enabled. Once TIM6 is enabled, each TIM6 TRGO update -event generate a DMA request which transfer data to the DAC1 register and DAC -conversion is started. The escalator signal can be visualized by connecting PA.04 -pin to an oscilloscope. - -@par Directory contents - - - DAC/OneChannelDMA_Escalator/stm32f10x_conf.h Library Configuration file - - DAC/OneChannelDMA_Escalator/stm32f10x_it.c Interrupt handlers - - DAC/OneChannelDMA_Escalator/stm32f10x_it.h Header for stm32f10x_it.c - - DAC/OneChannelDMA_Escalator/main.c Main program - - DAC/OneChannelDMA_Escalator/system_stm32f10x.c STM32F10x system source file - -@par Hardware and Software environment - - - This example runs on STM32F10x Connectivity line, High-Density, XL-Density, - High-Density Value line, Medium-Density Value line and Low-Density Value - line Devices. - - - This example has been tested with STMicroelectronics STM32100B-EVAL - (Medium-Density Value line),STM32100E-EVAL (High-Density Value line), - STM3210C-EVAL (Connectivity line) and STM3210E-EVAL (High-Density and - XL-Density) evaluation boards and can be easily tailored to any other - supported device and development board. - - - STM32100B-EVAL Set-up - - Connect PA.04 pin to an oscilloscope - @note Make shure that jumper JP2 is open. - - - STM3210C-EVAL Set-up - - Connect PA.04 pin to an oscilloscope - @note Make shure that jumper JP15 is open. - - - STM3210E-EVAL Set-up - - Connect PA.04 pin to an oscilloscope - - - STM32100E-EVAL Set-up - - Connect PA.04 pin to an oscilloscope - -@par How to use it ? - -In order to make the program work, you must do the following : - - Copy all source files from this example folder to the template folder under - Project\STM32F10x_StdPeriph_Template - - Open your preferred toolchain - - Rebuild all files and load your image into target memory - - Run the example - -@note - - Low-density Value line devices are STM32F100xx microcontrollers where the - Flash memory density ranges between 16 and 32 Kbytes. - - Low-density devices are STM32F101xx, STM32F102xx and STM32F103xx - microcontrollers where the Flash memory density ranges between 16 and 32 Kbytes. - - Medium-density Value line devices are STM32F100xx microcontrollers where - the Flash memory density ranges between 64 and 128 Kbytes. - - Medium-density devices are STM32F101xx, STM32F102xx and STM32F103xx - microcontrollers where the Flash memory density ranges between 64 and 128 Kbytes. - - High-density Value line devices are STM32F100xx microcontrollers where - the Flash memory density ranges between 256 and 512 Kbytes. - - High-density devices are STM32F101xx and STM32F103xx microcontrollers where - the Flash memory density ranges between 256 and 512 Kbytes. - - XL-density devices are STM32F101xx and STM32F103xx microcontrollers where - the Flash memory density ranges between 512 and 1024 Kbytes. - - Connectivity line devices are STM32F105xx and STM32F107xx microcontrollers. - - * <h3><center>© COPYRIGHT 2011 STMicroelectronics</center></h3> - */ |