rt-thread/bsp/efm32/drv_acmp.h
onelife.real 10ec208306 *** EFM32 branch ***
1. Upgrade EFM32 driver libraries (CMSIS and efm32lib): version 2.3.0 -> 2.3.2
2. Upgrade EFM32GG_DK3750 development kit driver library: version 1.2.1 -> 1.2.2
3. Upgrade EFM32_Gxxx_DK development kit driver library: version 1.7.2 -> 1.7.3
4. Add LCD driver (SSD2119) and DEMO
5. Change SPI write format
6. Modify SD card driver due to SPI write format changed
7. Modify building scripts

git-svn-id: https://rt-thread.googlecode.com/svn/trunk@1883 bbd45198-f89e-11dd-88c7-29a3b14d5316
2011-12-27 07:44:29 +00:00

52 lines
1.8 KiB
C

/***************************************************************************//**
* @file drv_acmp.h
* @brief ACMP (analog comparator) 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
* 2011-02-23 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__ */