46 lines
1.6 KiB
C
46 lines
1.6 KiB
C
/******************************************************************//**
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* @file drv_timer.h
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* @brief USART driver of RT-Thread RTOS for EFM32
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* COPYRIGHT (C) 2011, RT-Thread Development Team
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* @author onelife
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* @version 0.4 beta
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**********************************************************************
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* @section License
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* The license and distribution terms for this file may be found in the file LICENSE in this
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* distribution or at http://www.rt-thread.org/license/LICENSE
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**********************************************************************
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* @section Change Logs
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* Date Author Notes
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* 2011-01-18 onelife Initial creation for EFM32
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*********************************************************************/
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#ifndef __DRV_TIMER_H__
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#define __DRV_TIMER_H__
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/* Includes -------------------------------------------------------------------*/
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#include "hdl_interrupt.h"
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/* Exported types -------------------------------------------------------------*/
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struct efm32_timer_device_t
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{
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TIMER_TypeDef *timer_device;
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efm32_irq_hook_t hook;
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};
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struct efm32_timer_control_t
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{
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rt_uint32_t period;
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efm32_irq_hook_t hook;
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};
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/* Exported constants ---------------------------------------------------------*/
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/* Exported macro -------------------------------------------------------------*/
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#define TMR_MODE_ONESHOT (true)
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#define TMR_MODE_CONTINUOUS (false)
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#define TMR_CFG_PRESCALER timerPrescale1024
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/* Exported functions --------------------------------------------------------- */
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void rt_hw_timer_init(void);
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#endif /*__DRV_TIMER_H__ */
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