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/***************************************************************************//**
* @file drv_acmp.h
* @brief ACMP (analog comparator) driver of RT-Thread RTOS for EFM32
* COPYRIGHT (C) 2012, RT-Thread Development Team
* @author onelife
* @version 1.0
*******************************************************************************
* @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
* 2011-02-23 onelife Initial creation for EFM32
* 2011-06-17 onelife Modify for efm32lib v2 upgrading
******************************************************************************/
#ifndef __DRV_ACMP_H__
#define __DRV_ACMP_H__
/* Includes ------------------------------------------------------------------*/
#include "hdl_interrupt.h"
/* Exported types ------------------------------------------------------------*/
struct efm32_acmp_device_t
{
ACMP_TypeDef *acmp_device;
efm32_irq_hook_t hook;
};
struct efm32_acmp_output_t
{
rt_uint32_t location;
rt_bool_t enable;
rt_bool_t invert;
};
struct efm32_acmp_control_t
{
ACMP_Init_TypeDef *init;
ACMP_Channel_TypeDef posInput;
ACMP_Channel_TypeDef negInput;
struct efm32_acmp_output_t *output;
efm32_irq_hook_t hook;
};
/* Exported constants --------------------------------------------------------*/
/* Exported macro ------------------------------------------------------------*/
/* Exported functions ------------------------------------------------------- */
void rt_hw_acmp_init(void);
#endif /*__DRV_ACMP_H__ */
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