text: /*
   * 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
  //--------------------------------------------------------------------
  
  #define CFG_TUSB_MCU OPT_MCU_SAMD21
  
  // 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
  
  #define CFG_TUSB_OS                 OPT_OS_NONE
  
  // 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              1
  #define CFG_TUD_MSC              0
  #define CFG_TUD_HID              1
  
  #define CFG_TUD_MIDI             0
  #define CFG_TUD_VENDOR           0
  
  // CDC FIFO size of TX and RX
  #define CFG_TUD_CDC_RX_BUFSIZE   512
  #define CFG_TUD_CDC_TX_BUFSIZE   512
  
  // HID buffer size Should be sufficient to hold ID (if any) + Data
  #define CFG_TUD_HID_BUFSIZE      64
  
  #ifdef __cplusplus
  }
  #endif
  
  #endif /* _TUSB_CONFIG_H_ */