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a2d16f38d4
* Add extern C guard blocks to SDK header files #1352 * fixed some extern C blocks in core and libraries
68 lines
2.1 KiB
C
68 lines
2.1 KiB
C
/*
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* ESPRESSIF MIT License
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*
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* Copyright (c) 2016 <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 __PWM_H__
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#define __PWM_H__
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*pwm.h: function and macro definition of PWM API , driver level */
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/*user_light.h: user interface for light API, user level*/
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/*user_light_adj: API for color changing and lighting effects, user level*/
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/*NOTE!! : DO NOT CHANGE THIS FILE*/
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/*SUPPORT UP TO 8 PWM CHANNEL*/
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#define PWM_CHANNEL_NUM_MAX 8
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struct pwm_param {
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uint32 period;
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uint32 freq;
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uint32 duty[PWM_CHANNEL_NUM_MAX]; //PWM_CHANNEL<=8
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};
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/* pwm_init should be called only once, for now */
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void pwm_init(uint32 period, uint32 *duty,uint32 pwm_channel_num,uint32 (*pin_info_list)[3]);
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void pwm_start(void);
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void pwm_set_duty(uint32 duty, uint8 channel);
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uint32 pwm_get_duty(uint8 channel);
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void pwm_set_period(uint32 period);
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uint32 pwm_get_period(void);
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uint32 get_pwm_version(void);
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void set_pwm_debug_en(uint8 print_en);
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#ifdef __cplusplus
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}
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#endif
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#endif
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