text: //-----------------------------------------------------------------------------------------------------------------------------
  // Copyright (c) 2019 Juho Lepistö
  // 
  // 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.
  //-----------------------------------------------------------------------------------------------------------------------------
  
  //! @file    Hal_ClockTypes.hpp
  //! @author  Juho Lepistö <juho.lepisto(a)gmail.com>
  //! @date    08 Aug 2019
  //!
  //! @class   ClockTypes
  //! @brief   Enum and struct definitions used in Hal_Clock.
  //! 
  //! This file is required by HAL API. The enums and structs depend on the MCU type.
  
  #ifndef HAL_CLOCKTYPES_HPP_
  #define HAL_CLOCKTYPES_HPP_
  
  //-----------------------------------------------------------------------------------------------------------------------------
  // 1. Include Dependencies
  //-----------------------------------------------------------------------------------------------------------------------------
  
  #include <Utils_Types.hpp>
  
  //-----------------------------------------------------------------------------------------------------------------------------
  // 2. Typedefs, Structs, Enums and Constants
  //-----------------------------------------------------------------------------------------------------------------------------
  
  namespace Hal
  {
  
  /// @brief This is a enum defining available clocks in STM32F429ZI.
  enum class OscillatorType
  {
      highSpeed_internal = 0, //!< HSI
      highSpeed_external,     //!< HSE
      lowSpeed_internal,      //!< LSI
      lowSpeed_external,      //!< LSE
      pll,                    //!< PLL
      pllSecondary,           //!< Secondary PLL to feed USB, SDIO, and RNG.
      unknown                 //!< Invalid clock source.
  };
  
  typedef struct
  {
      uint32_t pllp;
      uint32_t plln;
      uint32_t pllm;
      uint32_t pllq;
  } pllRegisters_t;
  
  } // namespace Hal
  
  #endif // HAL_CLOCKTYPES_HPP_
  