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/*
* The MIT License ( MIT )
*
* Copyright ( c ) 2019 Ha Thach ( tinyusb . org )
*
* Permission is hereby granted , free of charge , to any person obtaining a copy
* of this software and associated documentation files ( the " Software " ) , to deal
* in the Software without restriction , including without limitation the rights
* to use , copy , modify , merge , publish , distribute , sublicense , and / or sell
* copies of the Software , and to permit persons to whom the Software is
* furnished to do so , subject to the following conditions :
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software .
*
* THE SOFTWARE IS PROVIDED " AS IS " , WITHOUT WARRANTY OF ANY KIND , EXPRESS OR
* IMPLIED , INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY ,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT . IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM , DAMAGES OR OTHER
* LIABILITY , WHETHER IN AN ACTION OF CONTRACT , TORT OR OTHERWISE , ARISING FROM ,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE .
*
*/
# ifndef _TUSB_CONFIG_H_
# define _TUSB_CONFIG_H_
# ifdef __cplusplus
extern " C " {
# endif
//--------------------------------------------------------------------
// COMMON CONFIGURATION
//--------------------------------------------------------------------
// defined by compiler flags for flexibility
# ifndef CFG_TUSB_MCU
# error CFG_TUSB_MCU must be defined
# endif
# if CFG_TUSB_MCU == OPT_MCU_LPC43XX || CFG_TUSB_MCU == OPT_MCU_LPC18XX || CFG_TUSB_MCU == OPT_MCU_MIMXRT10XX
# define CFG_TUSB_RHPORT0_MODE (OPT_MODE_DEVICE | OPT_MODE_HIGH_SPEED)
# else
# define CFG_TUSB_RHPORT0_MODE OPT_MODE_DEVICE
# endif
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# ifndef CFG_TUSB_OS
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# define CFG_TUSB_OS OPT_OS_NONE
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# endif
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# ifndef CFG_TUSB_DEBUG
# define CFG_TUSB_DEBUG 0
# endif
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// CFG_TUSB_DEBUG is defined by compiler in DEBUG build
// #define CFG_TUSB_DEBUG 0
/* USB DMA on some MCUs can only access a specific SRAM region with restriction on alignment.
* Tinyusb use follows macros to declare transferring memory so that they can be put
* into those specific section .
* e . g
* - CFG_TUSB_MEM SECTION : __attribute__ ( ( section ( " .usb_ram " ) ) )
* - CFG_TUSB_MEM_ALIGN : __attribute__ ( ( aligned ( 4 ) ) )
*/
# ifndef CFG_TUSB_MEM_SECTION
# define CFG_TUSB_MEM_SECTION
# endif
# ifndef CFG_TUSB_MEM_ALIGN
# define CFG_TUSB_MEM_ALIGN __attribute__ ((aligned(4)))
# endif
//--------------------------------------------------------------------
// DEVICE CONFIGURATION
//--------------------------------------------------------------------
# ifndef CFG_TUD_ENDPOINT0_SIZE
# define CFG_TUD_ENDPOINT0_SIZE 64
# endif
//------------- CLASS -------------//
# define CFG_TUD_CDC 0
# define CFG_TUD_MSC 0
# define CFG_TUD_HID 0
# define CFG_TUD_MIDI 0
# define CFG_TUD_AUDIO 1
# define CFG_TUD_VENDOR 0
//--------------------------------------------------------------------
// AUDIO CLASS DRIVER CONFIGURATION
//--------------------------------------------------------------------
// Audio format type
# define CFG_TUD_AUDIO_USE_TX_FIFO 1
# define CFG_TUD_AUDIO_FORMAT_TYPE_TX AUDIO_FORMAT_TYPE_I
# define CFG_TUD_AUDIO_FORMAT_TYPE_RX AUDIO_FORMAT_TYPE_UNDEFINED
// Audio format type I specifications
# define CFG_TUD_AUDIO_FORMAT_TYPE_I_TX AUDIO_DATA_FORMAT_TYPE_I_PCM
# define CFG_TUD_AUDIO_N_CHANNELS_TX 1
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# define CFG_TUD_AUDIO_N_BYTES_PER_SAMPLE_TX 2
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// EP and buffer size - for isochronous EP´ s, the buffer and EP size are equal (different sizes would not make sense)
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# define CFG_TUD_AUDIO_EPSIZE_IN 48*CFG_TUD_AUDIO_N_BYTES_PER_SAMPLE_TX*CFG_TUD_AUDIO_N_CHANNELS_TX // 48 Samples (48 kHz) x 2 Bytes/Sample x 1 Channels
# define CFG_TUD_AUDIO_TX_FIFO_SIZE 48*2 // 48 Samples (48 kHz) x 2 Bytes/Sample (1/2 word)
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// Number of Standard AS Interface Descriptors (4.9.1) defined per audio function - this is required to be able to remember the current alternate settings of these interfaces - We restrict us here to have a constant number for all audio functions (which means this has to be the maximum number of AS interfaces an audio function has and a second audio function with less AS interfaces just wastes a few bytes)
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# define CFG_TUD_AUDIO_N_AS_INT 1
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// Size of control request buffer
# define CFG_TUD_AUDIO_CTRL_BUF_SIZE 64
# ifdef __cplusplus
}
# endif
# endif /* _TUSB_CONFIG_H_ */