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authorTrygve Laugstøl <trygvis@inamo.no>2017-01-25 22:24:18 +0100
committerTrygve Laugstøl <trygvis@inamo.no>2017-01-25 22:29:25 +0100
commit40e04e3772726829d66c12e69f24b03920d79c67 (patch)
tree636811bad956798c9d5d22de9e7ba8c799b8d791 /tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/TIM/OCInactive/main.c
parent2fff65aed2477a503c72629d27e2a330d30c02d1 (diff)
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o Moving tinyprintf and stm libraries under thirdparty.
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--- a/tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/TIM/OCInactive/main.c
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-/**
- ******************************************************************************
- * @file TIM/OCInactive/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_OCInactive
- * @{
- */
-
-/* Private typedef -----------------------------------------------------------*/
-/* Private define ------------------------------------------------------------*/
-/* Private macro -------------------------------------------------------------*/
-/* Private variables ---------------------------------------------------------*/
-TIM_TimeBaseInitTypeDef TIM_TimeBaseStructure;
-TIM_OCInitTypeDef TIM_OCInitStructure;
-uint16_t CCR1_Val = 1000;
-uint16_t CCR2_Val = 500;
-uint16_t CCR3_Val = 250;
-uint16_t CCR4_Val = 125;
-uint16_t PrescalerValue = 0;
-
-/* Private function prototypes -----------------------------------------------*/
-void RCC_Configuration(void);
-void GPIO_Configuration(void);
-void NVIC_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();
-
- /* ---------------------------------------------------------------
- TIM2 Configuration:
- TIM2CLK = SystemCoreClock / 2,
- The objective is to get TIM2 counter clock at 1 KHz:
- - Prescaler = (TIM2CLK / TIM2 counter clock) - 1
- And generate 4 signals with 4 different delays:
- TIM2_CH1 delay = CCR1_Val/TIM2 counter clock = 1000 ms
- TIM2_CH2 delay = CCR2_Val/TIM2 counter clock = 500 ms
- TIM2_CH3 delay = CCR3_Val/TIM2 counter clock = 250 ms
- TIM2_CH4 delay = CCR4_Val/TIM2 counter clock = 125 ms
-
- * 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
- --------------------------------------------------------------- */
- /* Compute the prescaler value */
- PrescalerValue = (uint16_t) (SystemCoreClock / 2000) - 1;
- /* Time base configuration */
- TIM_TimeBaseStructure.TIM_Period = 65535;
- TIM_TimeBaseStructure.TIM_Prescaler = PrescalerValue;
- TIM_TimeBaseStructure.TIM_ClockDivision = 0;
- TIM_TimeBaseStructure.TIM_CounterMode = TIM_CounterMode_Up;
-
- TIM_TimeBaseInit(TIM2, &TIM_TimeBaseStructure);
-
- /* Output Compare Active Mode configuration: Channel1 */
- TIM_OCInitStructure.TIM_OCMode = TIM_OCMode_Inactive;
- TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable;
- TIM_OCInitStructure.TIM_Pulse = CCR1_Val;
- TIM_OCInitStructure.TIM_OCPolarity = TIM_OCPolarity_High;
-
- TIM_OC1Init(TIM2, &TIM_OCInitStructure);
-
- TIM_OC1PreloadConfig(TIM2, TIM_OCPreload_Disable);
-
- /* Output Compare Active Mode configuration: Channel2 */
- TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable;
- TIM_OCInitStructure.TIM_Pulse = CCR2_Val;
-
- TIM_OC2Init(TIM2, &TIM_OCInitStructure);
-
- TIM_OC2PreloadConfig(TIM2, TIM_OCPreload_Disable);
-
- /* Output Compare Active Mode configuration: Channel3 */
- TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable;
- TIM_OCInitStructure.TIM_Pulse = CCR3_Val;
-
- TIM_OC3Init(TIM2, &TIM_OCInitStructure);
-
- TIM_OC3PreloadConfig(TIM2, TIM_OCPreload_Disable);
-
- /* Output Compare Active Mode configuration: Channel4 */
- TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable;
- TIM_OCInitStructure.TIM_Pulse = CCR4_Val;
-
- TIM_OC4Init(TIM2, &TIM_OCInitStructure);
-
- TIM_OC4PreloadConfig(TIM2, TIM_OCPreload_Disable);
-
- TIM_ARRPreloadConfig(TIM2, ENABLE);
-
- /* TIM IT enable */
- TIM_ITConfig(TIM2, TIM_IT_CC1 | TIM_IT_CC2 | TIM_IT_CC3 | TIM_IT_CC4, ENABLE);
-
- /* Set PC.06, PC.07, PC.08 and PC.09 pins */
- GPIO_SetBits(GPIOC, GPIO_Pin_6 | GPIO_Pin_7 | GPIO_Pin_8 | GPIO_Pin_9);
-
- /* TIM2 enable counter */
- TIM_Cmd(TIM2, ENABLE);
-
- while (1)
- {}
-}
-
-/**
- * @brief Configures the different system clocks.
- * @param None
- * @retval None
- */
-void RCC_Configuration(void)
-{
- /* PCLK1 = HCLK/4 */
- RCC_PCLK1Config(RCC_HCLK_Div4);
-
- /* TIM2 clock enable */
- RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM2, ENABLE);
-
- /* GPIOC clock enable */
- RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOC, ENABLE);
-}
-
-/**
- * @brief Configure the GPIOD Pins.
- * @param None
- * @retval None
- */
-void GPIO_Configuration(void)
-{
- GPIO_InitTypeDef GPIO_InitStructure;
-
- /* GPIOC Configuration: Pin6, 7, 8 and 9 as output push-pull */
- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_6 | GPIO_Pin_7 | GPIO_Pin_8 | GPIO_Pin_9;
- GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
- GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
-
- GPIO_Init(GPIOC, &GPIO_InitStructure);
-}
-
-/**
- * @brief Configure the nested vectored interrupt controller.
- * @param None
- * @retval None
- */
-void NVIC_Configuration(void)
-{
- NVIC_InitTypeDef NVIC_InitStructure;
-
- /* Enable the TIM2 Interrupt */
- NVIC_InitStructure.NVIC_IRQChannel = TIM2_IRQn;
- NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
- NVIC_InitStructure.NVIC_IRQChannelSubPriority = 1;
- 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) */
-
- while (1)
- {}
-}
-
-#endif
-/**
- * @}
- */
-
-/**
- * @}
- */
-
-/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/