97 lines
2.4 KiB
C
97 lines
2.4 KiB
C
/*
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* ESPRSSIF MIT License
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*
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* Copyright (c) 2015 <ESPRESSIF SYSTEMS (SHANGHAI) PTE LTD>
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*
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* Permission is hereby granted for use on ESPRESSIF SYSTEMS ESP8266 only, in which case,
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* it is free of charge, to any person obtaining a copy of this software and associated
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* documentation files (the "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the Software is furnished
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* to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all copies or
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* substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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*/
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#ifndef __HW_TIMER_H__
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#define __HW_TIMER_H__
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#ifdef __cplusplus
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extern "C" {
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#endif
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/** \defgroup HW_Timer_APIs Hardware timer APIs
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* @brief Hardware timer APIs
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*
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* @attention Hardware timer can not interrupt other ISRs.
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*
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*/
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/** @addtogroup HW_Timer_APIs
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* @{
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*/
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/**
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* @brief Initialize the hardware ISR timer.
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*
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* @param null
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*
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* @return null
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*/
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void hw_timer_init(void);
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/**
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* @brief Set a trigger timer delay to enable this timer.
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*
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* @param uint32 val : Timing
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* - In autoload mode, range : 50 ~ 0x7fffff
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* - In non-autoload mode, range : 10 ~ 0x7fffff
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*
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* @param uint8 req : 0, not autoload; 1, autoload mode.
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*
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* @return null
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*/
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void hw_timer_arm(uint32 val, bool req);
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/**
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* @brief disable this timer.
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*
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* @param null
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*
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* @return null
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*/
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void hw_timer_disarm(void);
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/**
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* @brief Set timer callback function.
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*
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* For enabled timer, timer callback has to be set.
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*
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* @param uint32 val : Timing
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* - In autoload mode, range : 50 ~ 0x7fffff
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* - In non-autoload mode, range : 10 ~ 0x7fffff
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*
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* @return null
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*/
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void hw_timer_set_func(void (* user_hw_timer_cb_set)(void));
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/**
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* @}
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*/
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#ifdef __cplusplus
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}
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#endif
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#endif
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