text: /**
  * KFDTool - KFD-AVR
  * GPLv2 Open Source. Use is subject to license terms.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * @package KFDTool / KFD-AVR Firmware
  *
  */
  //
  // Based on code from the KFDtool project. (https://github.com/KFDtool/KFDtool)
  // Licensed under the MIT License (https://opensource.org/licenses/MIT)
  //
  /*
  *   Copyright (C) 2019-2020 Daniel Dugger
  *   Copyright (C) 2021-2022 Nat Moore
  *   Copyright (C) 2022 Bryan Biedenkapp N2PLL
  *
  *   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.
  */
  #if !defined(__TWIPROTOCOL_H__)
  #define __TWIPROTOCOL_H__
  
  #include <Arduino.h>
  
  // ---------------------------------------------------------------------------
  //  Global Functions
  // ---------------------------------------------------------------------------
  /// <summary></summary>
  void twiInit(void);
  
  /// <summary></summary>
  uint8_t twiSelfTest(void);
  
  /// <summary></summary>
  uint16_t twiReceiveByte(uint8_t *c);
  
  /// <summary></summary>
  void twiSendKeySig(void);
  
  /// <summary></summary>
  void twiSendPhyByte(uint8_t byteToSend);
  
  /// <summary></summary>
  void Port_1(void);
  
  /// <summary></summary>
  void TimerCallback(void);
  
  #endif // __TWIPROTOCOL_H__
  