STM8S_StdPeriph_Examples/ADC2/ADC2_ContinuousConversion/main.c

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/**
  ******************************************************************************
  * @file    ADC2_ContinuousConversion\main.c
  * @author  MCD Application Team
  * @version  V2.2.0
  * @date     30-September-2014
  * @brief   This file contains the main function for the ADC2 Continuous Conversion example.
  ******************************************************************************
  * @attention
  *
  * <h2><center>&copy; COPYRIGHT 2014 STMicroelectronics</center></h2>
  *
  * Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
  * You may not use this file except in compliance with the License.
  * You may obtain a copy of the License at:
  *
  *        http://www.st.com/software_license_agreement_liberty_v2
  *
  * Unless required by applicable law or agreed to in writing, software 
  * distributed under the License is distributed on an "AS IS" BASIS, 
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  *
  ******************************************************************************
  */ 

/* Includes ------------------------------------------------------------------*/
#include "stm8s.h"
#include "stm8s_eval.h"

/**
  * @addtogroup ADC2_ContinuousConversion
  * @{
  */

/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
uint16_t Conversion_Value = 0;
/* Private function prototypes -----------------------------------------------*/
static void ADC_Config(void);
static void GPIO_Config(void);
/* Private functions ---------------------------------------------------------*/

/**
  * @brief ADC2_ContinuousConversion  main entry point.
  * @param  None
  * @retval None
  */
void main(void)
{
  /* GPIO configuration ------------------------------------------*/
  GPIO_Config();

  /* ADC configuration -------------------------------------------*/
  ADC_Config();
     
  /* The LEDs state is changed in the interrupt routine */
  while (1);
}

/**
  * @brief  Configure ADC2 Continuous Conversion with End Of Conversion interrupt 
  *         enabled .
  * @param  None
  * @retval None
  */
static void ADC_Config()
{
  /*  Init GPIO for ADC2 */
  GPIO_Init(GPIOE, GPIO_PIN_6, GPIO_MODE_IN_FL_NO_IT);
  
  /* De-Init ADC peripheral*/
  ADC2_DeInit();

  /* Init ADC2 peripheral */
  ADC2_Init(ADC2_CONVERSIONMODE_CONTINUOUS, ADC2_CHANNEL_9, ADC2_PRESSEL_FCPU_D2, \
            ADC2_EXTTRIG_TIM, DISABLE, ADC2_ALIGN_RIGHT, ADC2_SCHMITTTRIG_CHANNEL9,\
            DISABLE);

  /* Enable EOC interrupt */
  ADC2_ITConfig(ENABLE);

  /* Enable general interrupts */  
  enableInterrupts();
  
  /*Start Conversion */
  ADC2_StartConversion();
}

/**
  * @brief  Configure GPIO for LEDs and buttons available on the evaluation board
  * @param  None
  * @retval None
  */
static void GPIO_Config(void)
{
    /* Initialize LEDs mounted on STM8-128 EVAL board */
    STM_EVAL_LEDInit(LED1);
    STM_EVAL_LEDInit(LED2);
    STM_EVAL_LEDInit(LED3);
    STM_EVAL_LEDInit(LED4);

}
 
#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) */

  /* Infinite loop */
  while (1)
  {
  }
}
#endif

/**
  * @}
  */


/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/