rt-thread/bsp/efm32/drv_adc.h

44 lines
1.6 KiB
C

/***************************************************************************//**
* @file drv_adc.h
* @brief ADC driver of RT-Thread RTOS for EFM32
* COPYRIGHT (C) 2011, RT-Thread Development Team
* @author onelife
* @version 0.4 beta
*******************************************************************************
* @section License
* The license and distribution terms for this file may be found in the file
* LICENSE in this distribution or at http://www.rt-thread.org/license/LICENSE
*******************************************************************************
* @section Change Logs
* Date Author Notes
* 2011-02-21 onelife Initial creation for EFM32
******************************************************************************/
#ifndef __DRV_ADC_H__
#define __DRV_ADC_H__
/* Includes ------------------------------------------------------------------*/
/* Exported types ------------------------------------------------------------*/
struct efm32_adc_device_t
{
ADC_TypeDef *adc_device;
rt_uint32_t mode;
};
struct efm32_adc_control_t
{
rt_uint32_t mode;
ADC_InitSingle_TypeDef *singleInit;
ADC_InitScan_TypeDef *scanInit;
};
/* Exported constants --------------------------------------------------------*/
/* Exported macro ------------------------------------------------------------*/
#define ADC_MODE_SINGLE 0x00UL
#define ADC_MODE_SCAN 0x01UL
#define ADC_MODE_TAILGATE 0x02UL
/* Exported functions ------------------------------------------------------- */
void rt_hw_adc_init(void);
#endif /*__DRV_ADC_H__ */