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44 lines
2.1 KiB
C
44 lines
2.1 KiB
C
/*
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* Copyright (c) 2020 Bouffalolab.
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*
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* This file is part of
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* *** Bouffalolab Software Dev Kit ***
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* (see www.bouffalolab.com).
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* 3. Neither the name of Bouffalo Lab nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef __HAL_ADC_H__
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#define __HAL_ADC_H__
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#include <bl_adc.h>
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int hal_adc_init(int mode, int freq, int data_num, int gpio_num);
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int hal_adc_callback_register(bl_adc_cb_t cb);
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/* the following function for mode 0*/
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int hal_adc_add_channel(int gpio_num);
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int32_t hal_adc_get_data(int gpio_num, int raw_flag);
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int32_t hal_prase_adc_data(uint32_t *ptr, int gpio_num, int raw_flag);
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/* the following function for mode 1*/
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int hal_parse_data_arr(uint32_t *ptr, uint32_t *output, uint32_t data_size);
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#endif
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