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94 lines
2.3 KiB
C
94 lines
2.3 KiB
C
#pragma once
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/*
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* This file is part of open_agb_firm
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* Copyright (C) 2021 derrek, profi200
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "types.h"
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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typedef enum
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{
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CDC_AUDIO_OUT_AUTO = 0u,
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CDC_AUDIO_OUT_SPEAKER = 1u,
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CDC_AUDIO_OUT_HEADPHONE = 2u
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} CdcAudioOut;
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typedef struct
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{
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u16 touchX[5];
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u16 touchY[5];
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u16 cpadY[8];
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u16 cpadX[8];
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} CdcAdcData;
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/**
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* @brief Initialize CODEC for Circle-Pad/Touchscreen/Sound.
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*/
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void CODEC_init(void);
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/**
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* @brief Deinitializes the CODEC chip for sleep or poweroff.
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*/
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void CODEC_deinit(void);
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/**
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* @brief The opposite of CODEC_deinit(). Does a partial init.
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*/
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void CODEC_wakeup(void);
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/**
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* @brief Poll and debounce headphone GPIO. Run this every ~16 ms.
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*/
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void CODEC_runHeadphoneDetection(void);
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/**
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* @brief Sets the audio output. Default is auto.
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*
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* @param[in] output The audio output to use.
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*/
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void CODEC_setAudioOutput(const CdcAudioOut output);
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/**
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* @brief Sets volume override.
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*
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* @param[in] vol The volume in 0.5 dB steps. -128 is muted.
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* -127 is minimum & maximum is 48 (-63.5 - +24 dB).
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* Anything above 48 means volume control via slider.
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* Recommended range is -128 - -20 to match the volume slider.
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*/
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void CODEC_setVolumeOverride(const s8 vol);
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/**
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* @brief Get raw ADC data for Circle-Pad/Touchscreen.
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*
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* @param data The output data pointer. Must be 4 bytes aligned.
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*
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* @return Returns true if data was available and false otherwise.
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*/
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bool CODEC_getRawAdcData(CdcAdcData *data);
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#ifdef __cplusplus
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} // extern "C"
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#endif |