aboutsummaryrefslogtreecommitdiff
path: root/tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/TIM/PWM_Output/main.c
diff options
context:
space:
mode:
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/PWM_Output/main.c
parent41fdd2b1f35bcb4224fdb8fee2b959e09d1f5916 (diff)
downloadstm32f103-playground-2fff65aed2477a503c72629d27e2a330d30c02d1.tar.gz
stm32f103-playground-2fff65aed2477a503c72629d27e2a330d30c02d1.tar.bz2
stm32f103-playground-2fff65aed2477a503c72629d27e2a330d30c02d1.tar.xz
stm32f103-playground-2fff65aed2477a503c72629d27e2a330d30c02d1.zip
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/PWM_Output/main.c')
-rw-r--r--tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/TIM/PWM_Output/main.c215
1 files changed, 0 insertions, 215 deletions
diff --git a/tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/TIM/PWM_Output/main.c b/tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/TIM/PWM_Output/main.c
deleted file mode 100644
index 58c7df7..0000000
--- a/tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/TIM/PWM_Output/main.c
+++ /dev/null
@@ -1,215 +0,0 @@
-/**
- ******************************************************************************
- * @file TIM/PWM_Output/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_PWM_Output
- * @{
- */
-
-/* Private typedef -----------------------------------------------------------*/
-/* Private define ------------------------------------------------------------*/
-/* Private macro -------------------------------------------------------------*/
-/* Private variables ---------------------------------------------------------*/
-TIM_TimeBaseInitTypeDef TIM_TimeBaseStructure;
-TIM_OCInitTypeDef TIM_OCInitStructure;
-uint16_t CCR1_Val = 333;
-uint16_t CCR2_Val = 249;
-uint16_t CCR3_Val = 166;
-uint16_t CCR4_Val = 83;
-uint16_t PrescalerValue = 0;
-
-/* Private function prototypes -----------------------------------------------*/
-void RCC_Configuration(void);
-void GPIO_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();
-
- /* GPIO Configuration */
- GPIO_Configuration();
-
- /* -----------------------------------------------------------------------
- TIM3 Configuration: generate 4 PWM signals with 4 different duty cycles:
- The TIM3CLK frequency is set to SystemCoreClock (Hz), to get TIM3 counter
- clock at 24 MHz the Prescaler is computed as following:
- - Prescaler = (TIM3CLK / TIM3 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 TIM3 is running at 36 KHz: TIM3 Frequency = TIM3 counter clock/(ARR + 1)
- = 24 MHz / 666 = 36 KHz
- TIM3 Channel1 duty cycle = (TIM3_CCR1/ TIM3_ARR)* 100 = 50%
- TIM3 Channel2 duty cycle = (TIM3_CCR2/ TIM3_ARR)* 100 = 37.5%
- TIM3 Channel3 duty cycle = (TIM3_CCR3/ TIM3_ARR)* 100 = 25%
- TIM3 Channel4 duty cycle = (TIM3_CCR4/ TIM3_ARR)* 100 = 12.5%
- ----------------------------------------------------------------------- */
- /* Compute the prescaler value */
- PrescalerValue = (uint16_t) (SystemCoreClock / 24000000) - 1;
- /* Time base configuration */
- TIM_TimeBaseStructure.TIM_Period = 665;
- TIM_TimeBaseStructure.TIM_Prescaler = PrescalerValue;
- TIM_TimeBaseStructure.TIM_ClockDivision = 0;
- TIM_TimeBaseStructure.TIM_CounterMode = TIM_CounterMode_Up;
-
- TIM_TimeBaseInit(TIM3, &TIM_TimeBaseStructure);
-
- /* PWM1 Mode configuration: Channel1 */
- TIM_OCInitStructure.TIM_OCMode = TIM_OCMode_PWM1;
- TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable;
- TIM_OCInitStructure.TIM_Pulse = CCR1_Val;
- TIM_OCInitStructure.TIM_OCPolarity = TIM_OCPolarity_High;
-
- TIM_OC1Init(TIM3, &TIM_OCInitStructure);
-
- TIM_OC1PreloadConfig(TIM3, TIM_OCPreload_Enable);
-
- /* PWM1 Mode configuration: Channel2 */
- TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable;
- TIM_OCInitStructure.TIM_Pulse = CCR2_Val;
-
- TIM_OC2Init(TIM3, &TIM_OCInitStructure);
-
- TIM_OC2PreloadConfig(TIM3, TIM_OCPreload_Enable);
-
- /* PWM1 Mode configuration: Channel3 */
- TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable;
- TIM_OCInitStructure.TIM_Pulse = CCR3_Val;
-
- TIM_OC3Init(TIM3, &TIM_OCInitStructure);
-
- TIM_OC3PreloadConfig(TIM3, TIM_OCPreload_Enable);
-
- /* PWM1 Mode configuration: Channel4 */
- TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable;
- TIM_OCInitStructure.TIM_Pulse = CCR4_Val;
-
- TIM_OC4Init(TIM3, &TIM_OCInitStructure);
-
- TIM_OC4PreloadConfig(TIM3, TIM_OCPreload_Enable);
-
- TIM_ARRPreloadConfig(TIM3, ENABLE);
-
- /* TIM3 enable counter */
- TIM_Cmd(TIM3, ENABLE);
-
- while (1)
- {}
-}
-
-/**
- * @brief Configures the different system clocks.
- * @param None
- * @retval None
- */
-void RCC_Configuration(void)
-{
- /* TIM3 clock enable */
- RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM3, ENABLE);
-
- /* GPIOA and GPIOB clock enable */
- RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA | RCC_APB2Periph_GPIOB |
- RCC_APB2Periph_GPIOC | RCC_APB2Periph_AFIO, ENABLE);
-}
-
-/**
- * @brief Configure the TIM3 Ouput Channels.
- * @param None
- * @retval None
- */
-void GPIO_Configuration(void)
-{
- GPIO_InitTypeDef GPIO_InitStructure;
-
-#ifdef STM32F10X_CL
- /*GPIOB Configuration: TIM3 channel1, 2, 3 and 4 */
- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_6 | GPIO_Pin_7 | GPIO_Pin_8 | GPIO_Pin_9;
- GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
- GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
-
- GPIO_Init(GPIOC, &GPIO_InitStructure);
-
- GPIO_PinRemapConfig(GPIO_FullRemap_TIM3, ENABLE);
-
-#else
- /* GPIOA Configuration:TIM3 Channel1, 2, 3 and 4 as alternate function push-pull */
- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_6 | GPIO_Pin_7;
- GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
- GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
-
- GPIO_Init(GPIOA, &GPIO_InitStructure);
-
- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0 | GPIO_Pin_1;
- GPIO_Init(GPIOB, &GPIO_InitStructure);
-#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
- * @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****/