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author | Trygve Laugstøl <trygvis@inamo.no> | 2017-01-25 22:24:18 +0100 |
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committer | Trygve Laugstøl <trygvis@inamo.no> | 2017-01-25 22:29:25 +0100 |
commit | 40e04e3772726829d66c12e69f24b03920d79c67 (patch) | |
tree | 636811bad956798c9d5d22de9e7ba8c799b8d791 /tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/TIM/7PWM_Output/main.c | |
parent | 2fff65aed2477a503c72629d27e2a330d30c02d1 (diff) | |
download | stm32f103-playground-40e04e3772726829d66c12e69f24b03920d79c67.tar.gz stm32f103-playground-40e04e3772726829d66c12e69f24b03920d79c67.tar.bz2 stm32f103-playground-40e04e3772726829d66c12e69f24b03920d79c67.tar.xz stm32f103-playground-40e04e3772726829d66c12e69f24b03920d79c67.zip |
o Moving tinyprintf and stm libraries under thirdparty.
Diffstat (limited to 'tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/TIM/7PWM_Output/main.c')
-rw-r--r-- | tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/TIM/7PWM_Output/main.c | 210 |
1 files changed, 0 insertions, 210 deletions
diff --git a/tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/TIM/7PWM_Output/main.c b/tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/TIM/7PWM_Output/main.c deleted file mode 100644 index 7f23815..0000000 --- a/tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/TIM/7PWM_Output/main.c +++ /dev/null @@ -1,210 +0,0 @@ -/** - ****************************************************************************** - * @file TIM/7PWM_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>© COPYRIGHT 2011 STMicroelectronics</center></h2> - ****************************************************************************** - */ - -/* Includes ------------------------------------------------------------------*/ -#include "stm32f10x.h" - -/** @addtogroup STM32F10x_StdPeriph_Examples - * @{ - */ - -/** @addtogroup TIM_7PWM_Output - * @{ - */ - -/* Private typedef -----------------------------------------------------------*/ -/* Private define ------------------------------------------------------------*/ -/* Private macro -------------------------------------------------------------*/ -/* Private variables ---------------------------------------------------------*/ -TIM_TimeBaseInitTypeDef TIM_TimeBaseStructure; -TIM_OCInitTypeDef TIM_OCInitStructure; -uint16_t TimerPeriod = 0; -uint16_t Channel1Pulse = 0, Channel2Pulse = 0, Channel3Pulse = 0, Channel4Pulse = 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(); - - /* TIM1 Configuration --------------------------------------------------- - Generate 7 PWM signals with 4 different duty cycles: - TIM1CLK = SystemCoreClock, Prescaler = 0, TIM1 counter clock = SystemCoreClock - 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 objective is to generate 7 PWM signal at 17.57 KHz: - - TIM1_Period = (SystemCoreClock / 17570) - 1 - The channel 1 and channel 1N duty cycle is set to 50% - The channel 2 and channel 2N duty cycle is set to 37.5% - The channel 3 and channel 3N duty cycle is set to 25% - The channel 4 duty cycle is set to 12.5% - The Timer pulse is calculated as follows: - - ChannelxPulse = DutyCycle * (TIM1_Period - 1) / 100 - ----------------------------------------------------------------------- */ - /* Compute the value to be set in ARR regiter to generate signal frequency at 17.57 Khz */ - TimerPeriod = (SystemCoreClock / 17570 ) - 1; - /* Compute CCR1 value to generate a duty cycle at 50% for channel 1 and 1N */ - Channel1Pulse = (uint16_t) (((uint32_t) 5 * (TimerPeriod - 1)) / 10); - /* Compute CCR2 value to generate a duty cycle at 37.5% for channel 2 and 2N */ - Channel2Pulse = (uint16_t) (((uint32_t) 375 * (TimerPeriod - 1)) / 1000); - /* Compute CCR3 value to generate a duty cycle at 25% for channel 3 and 3N */ - Channel3Pulse = (uint16_t) (((uint32_t) 25 * (TimerPeriod - 1)) / 100); - /* Compute CCR4 value to generate a duty cycle at 12.5% for channel 4 */ - Channel4Pulse = (uint16_t) (((uint32_t) 125 * (TimerPeriod- 1)) / 1000); - - /* Time Base configuration */ - TIM_TimeBaseStructure.TIM_Prescaler = 0; - TIM_TimeBaseStructure.TIM_CounterMode = TIM_CounterMode_Up; - TIM_TimeBaseStructure.TIM_Period = TimerPeriod; - TIM_TimeBaseStructure.TIM_ClockDivision = 0; - TIM_TimeBaseStructure.TIM_RepetitionCounter = 0; - - TIM_TimeBaseInit(TIM1, &TIM_TimeBaseStructure); - - /* Channel 1, 2,3 and 4 Configuration in PWM mode */ - TIM_OCInitStructure.TIM_OCMode = TIM_OCMode_PWM2; - TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable; - TIM_OCInitStructure.TIM_OutputNState = TIM_OutputNState_Enable; - TIM_OCInitStructure.TIM_Pulse = Channel1Pulse; - TIM_OCInitStructure.TIM_OCPolarity = TIM_OCPolarity_Low; - TIM_OCInitStructure.TIM_OCNPolarity = TIM_OCNPolarity_High; - TIM_OCInitStructure.TIM_OCIdleState = TIM_OCIdleState_Set; - TIM_OCInitStructure.TIM_OCNIdleState = TIM_OCIdleState_Reset; - - TIM_OC1Init(TIM1, &TIM_OCInitStructure); - - TIM_OCInitStructure.TIM_Pulse = Channel2Pulse; - TIM_OC2Init(TIM1, &TIM_OCInitStructure); - - TIM_OCInitStructure.TIM_Pulse = Channel3Pulse; - TIM_OC3Init(TIM1, &TIM_OCInitStructure); - - TIM_OCInitStructure.TIM_Pulse = Channel4Pulse; - TIM_OC4Init(TIM1, &TIM_OCInitStructure); - - /* TIM1 counter enable */ - TIM_Cmd(TIM1, ENABLE); - - /* TIM1 Main Output Enable */ - TIM_CtrlPWMOutputs(TIM1, ENABLE); - - while (1) - {} -} - -/** - * @brief Configures the different system clocks. - * @param None - * @retval None - */ -void RCC_Configuration(void) -{ - /* TIM1, GPIOA, GPIOB, GPIOE and AFIO clocks enable */ - RCC_APB2PeriphClockCmd(RCC_APB2Periph_TIM1 | RCC_APB2Periph_GPIOA | RCC_APB2Periph_GPIOE| - RCC_APB2Periph_GPIOB |RCC_APB2Periph_AFIO, ENABLE); -} - -/** - * @brief Configure the TIM1 Pins. - * @param None - * @retval None - */ -void GPIO_Configuration(void) -{ - GPIO_InitTypeDef GPIO_InitStructure; - -#ifdef STM32F10X_CL - /* GPIOE Configuration: Channel 1/1N, 2/2N, 3/3N and 4 as alternate function push-pull */ - GPIO_InitStructure.GPIO_Pin = GPIO_Pin_9|GPIO_Pin_11|GPIO_Pin_13|GPIO_Pin_14| - GPIO_Pin_8|GPIO_Pin_10|GPIO_Pin_12; - GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP; - GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz; - - GPIO_Init(GPIOE, &GPIO_InitStructure); - - /* TIM1 Full remapping pins */ - GPIO_PinRemapConfig(GPIO_FullRemap_TIM1, ENABLE); - -#else - /* GPIOA Configuration: Channel 1, 2 and 3 as alternate function push-pull */ - GPIO_InitStructure.GPIO_Pin = GPIO_Pin_8 | GPIO_Pin_9 | GPIO_Pin_10 | GPIO_Pin_11; - GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP; - GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz; - GPIO_Init(GPIOA, &GPIO_InitStructure); - - /* GPIOB Configuration: Channel 1N, 2N and 3N as alternate function push-pull */ - GPIO_InitStructure.GPIO_Pin = GPIO_Pin_13 | GPIO_Pin_14 | GPIO_Pin_15; - 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****/ |