?? main.c
字號:
/**
******************************************************************************
* @file TIM2_PWM_DutyCycleConfiguration\main.c
* @brief This file contains the main function for TIM2 PWM_DutyCycleConfiguration example.
* @author STMicroelectronics - MCD Application Team
* @version V1.0.1
* @date 09/22/2008
******************************************************************************
*
* 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 2008 STMicroelectronics</center></h2>
* @image html logo.bmp
******************************************************************************
*/
/* Includes ------------------------------------------------------------------*/
#include "stm8s_lib.h"
/**
* @addtogroup TIM2_PWM_DutyCycleConfiguration
* @{
*/
/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
/* Private macro -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
u16 CCR1_Val = 500;
u16 CCR2_Val = 250;
u16 CCR3_Val = 125;
/* Private function prototypes -----------------------------------------------*/
/* Private functions ---------------------------------------------------------*/
/* Public functions ----------------------------------------------------------*/
/**
* @brief Example firmware main entry point.
* @par Parameters:
* None
* @retval void None
* @par Required preconditions:
* None
* @par Library functions called:
* - TIM2_DeInit
* - TIM2_TimeBaseInit
* - TIM2_OC1Init
* - TIM2_OC2Init
* - TIM2_OC3Init
* - TIM2_Cmd
*/
void main(void)
{
/* Time base configuration */
TIM2_TimeBaseInit(TIM2_PRESCALER_1, 999);
/* PWM1 Mode configuration: Channel1 */
TIM2_OC1Init(TIM2_OCMODE_PWM1, TIM2_OUTPUTSTATE_ENABLE,CCR1_Val, TIM2_OCPOLARITY_HIGH);
TIM2_OC1PreloadConfig(ENABLE);
/* PWM1 Mode configuration: Channel2 */
TIM2_OC2Init(TIM2_OCMODE_PWM1, TIM2_OUTPUTSTATE_ENABLE,CCR2_Val, TIM2_OCPOLARITY_HIGH);
TIM2_OC2PreloadConfig(ENABLE);
/* PWM1 Mode configuration: Channel3 */
TIM2_OC3Init(TIM2_OCMODE_PWM1, TIM2_OUTPUTSTATE_ENABLE,CCR3_Val, TIM2_OCPOLARITY_HIGH);
TIM2_OC3PreloadConfig(ENABLE);
TIM2_ARRPreloadConfig(ENABLE);
/* TIM2 enable counter */
TIM2_Cmd(ENABLE);
while (1)
{
}
}
/**
* @brief Reports the name of the source file and the source line number where
* the assert error has occurred.
* 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)
* @retval void None
* @par Required preconditions:
* None
* @par Called functions:
* None
*/
#ifdef FULL_ASSERT
void assert_failed(u8 *file, u16 line)
#else
void assert_failed(void)
#endif
{
/* Add your own code to manage an assert error */
/* Infinite loop */
while (1)
{
}
}
/**
* @}
*/
/******************* (C) COPYRIGHT 2008 STMicroelectronics *****END OF FILE****/
?? 快捷鍵說明
復(fù)制代碼
Ctrl + C
搜索代碼
Ctrl + F
全屏模式
F11
切換主題
Ctrl + Shift + D
顯示快捷鍵
?
增大字號
Ctrl + =
減小字號
Ctrl + -