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authorTrygve Laugstøl <trygvis@inamo.no>2017-01-25 22:23:13 +0100
committerTrygve Laugstøl <trygvis@inamo.no>2017-01-25 22:23:17 +0100
commit2fff65aed2477a503c72629d27e2a330d30c02d1 (patch)
tree96fd9f2f8151e266c0cf8563a714d7bab8aa7cb0 /tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/TIM/DMABurst/main.c
parent41fdd2b1f35bcb4224fdb8fee2b959e09d1f5916 (diff)
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o Seemingly working Mutexes.
o Dropping the privileged/unprivileged split for now.
Diffstat (limited to 'tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/TIM/DMABurst/main.c')
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diff --git a/tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/TIM/DMABurst/main.c b/tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/TIM/DMABurst/main.c
deleted file mode 100644
index af8bbf8..0000000
--- a/tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/TIM/DMABurst/main.c
+++ /dev/null
@@ -1,173 +0,0 @@
-/**
- ******************************************************************************
- * @file TIM/DMABurst/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>&copy; COPYRIGHT 2011 STMicroelectronics</center></h2>
- ******************************************************************************
- */
-
-/* Includes ------------------------------------------------------------------*/
-#include "stm32f10x.h"
-
-/** @addtogroup STM32F10x_StdPeriph_Examples
- * @{
- */
-
-/** @addtogroup TIM_DMABurst
- * @{
- */
-
-/* Private typedef -----------------------------------------------------------*/
-/* Private define ------------------------------------------------------------*/
-#define TIM1_DMAR_ADDRESS ((uint32_t)0x40012C4C) /* TIM ARR (Auto Reload Register) address */
-
-/* Private macro -------------------------------------------------------------*/
-/* Private variables ---------------------------------------------------------*/
-GPIO_InitTypeDef GPIO_InitStructure;
-DMA_InitTypeDef DMA_InitStructure;
-TIM_TimeBaseInitTypeDef TIM_TimeBaseStructure;
-TIM_OCInitTypeDef TIM_OCInitStructure;
-uint16_t SRC_Buffer[6] = {0x0FFF, 0x0000, 0x0555};
-
-/* Private function prototypes -----------------------------------------------*/
-/* 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
- */
-
- /* TIM1 and GPIOA clock enable */
- RCC_APB2PeriphClockCmd(RCC_APB2Periph_TIM1 | RCC_APB2Periph_GPIOA, ENABLE);
-
- /* DMA clock enable */
- RCC_AHBPeriphClockCmd(RCC_AHBPeriph_DMA1, ENABLE);
-
- /* GPIOA Configuration: Channel 1 as alternate function push-pull */
- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_8;
- GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
- GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
- GPIO_Init(GPIOA, &GPIO_InitStructure);
-
- /* TIM1 DeInit */
- TIM_DeInit(TIM1);
-
- /* DMA1 Channel5 Config */
- DMA_DeInit(DMA1_Channel5);
-
- DMA_InitStructure.DMA_PeripheralBaseAddr = (uint32_t)TIM1_DMAR_ADDRESS;
- DMA_InitStructure.DMA_MemoryBaseAddr = (uint32_t)SRC_Buffer;
- DMA_InitStructure.DMA_DIR = DMA_DIR_PeripheralDST;
- DMA_InitStructure.DMA_BufferSize = 3;
- 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_Normal;
- DMA_InitStructure.DMA_Priority = DMA_Priority_High;
- DMA_InitStructure.DMA_M2M = DMA_M2M_Disable;
- DMA_Init(DMA1_Channel5, &DMA_InitStructure);
-
- /* Time base configuration */
- /* -----------------------------------------------------------------------
- TIM1 Configuration: generate 1 PWM signal using the DMA burst mode:
- The TIM1CLK frequency is set to SystemCoreClock (Hz), to get TIM1 counter
- clock at 24 MHz the Prescaler is computed as following:
- - Prescaler = (TIM1CLK / TIM1 counter clock) - 1
- SystemCoreClock is set to 72 MHz for Low-density, Medium-density, High-density
- and Connectivity line devices and to 24 MHz for Low-Density Value line and
- Medium-Density Value line devices
-
- The TIM1 period is 5.8 KHz: TIM1 Frequency = TIM1 counter clock/(ARR + 1)
- = 24 MHz / 4096 = 5.8KHz KHz
- TIM1 Channel1 duty cycle = (TIM1_CCR1/ TIM1_ARR)* 100 = 33.33%
- ----------------------------------------------------------------------- */
- TIM_TimeBaseStructure.TIM_Period = 0xFFFF;
- TIM_TimeBaseStructure.TIM_Prescaler = (uint16_t) (SystemCoreClock / 24000000) - 1;
- TIM_TimeBaseStructure.TIM_ClockDivision = 0x0;
- TIM_TimeBaseStructure.TIM_CounterMode = TIM_CounterMode_Up;
- TIM_TimeBaseInit(TIM1, &TIM_TimeBaseStructure);
-
- /* TIM Configuration in PWM Mode */
- TIM_OCInitStructure.TIM_OCMode = TIM_OCMode_PWM1;
- TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable;
- TIM_OCInitStructure.TIM_Pulse = 0xFFF;
- TIM_OC1Init(TIM1, &TIM_OCInitStructure);
-
- /* TIM1 DMAR Base register and DMA Burst Length Config */
- TIM_DMAConfig(TIM1, TIM_DMABase_ARR, TIM_DMABurstLength_3Transfers);
-
- /* TIM1 DMA Update enable */
- TIM_DMACmd(TIM1, TIM_DMA_Update, ENABLE);
-
- /* TIM1 enable */
- TIM_Cmd(TIM1, ENABLE);
-
- /* TIM1 PWM Outputs Enable */
- TIM_CtrlPWMOutputs(TIM1, ENABLE);
-
- /* DMA1 Channel5 enable */
- DMA_Cmd(DMA1_Channel5, ENABLE);
-
- /* Wait until DMA1 Channel5 end of Transfer */
- while (!DMA_GetFlagStatus(DMA1_FLAG_TC5))
- {
- }
-
- /* Infinite loop */
- while(1)
- {
- }
-}
-
-
-#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) */
-
- while (1)
- {}
-}
-#endif
-
-/**
- * @}
- */
-
-/**
- * @}
- */
-
-/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/