66 lines
1.3 KiB
C++
66 lines
1.3 KiB
C++
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/*
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* StorableValue.hh
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*
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* Created on: 3 <EFBFBD><EFBFBD><EFBFBD><EFBFBD>. 2020 <EFBFBD>.
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* Author: <EFBFBD><EFBFBD> <EFBFBD> <EFBFBD><EFBFBD> <EFBFBD><EFBFBD>
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*/
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#ifndef UMLIBRARY_SCHEMATIC_STORABLEVALUE_HH_
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#define UMLIBRARY_SCHEMATIC_STORABLEVALUE_HH_
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#include "../systemic/IValueAsync.hpp"
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#include "../systemic/IProcess.hh"
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#include "../peripheral/IMemoryAccess.hh"
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namespace schematic {
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//!<21><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>.
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/*!<21><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>.
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*
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*/
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class StorableValue : public systemic::IValueType<float>, public systemic::IProcess {
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public:
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struct Constraints {
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float min;
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float max;
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};
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StorableValue( const Constraints &, peripheral::IMemoryAccess & memory, std::size_t offset, float default_value );
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void set( float value );
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float get() const;
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const float & value() const;
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const bool & valid() const;
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void process();
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private:
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float current_value;
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const float default_value;
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bool need_set = false;
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enum {
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read,
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waitReadComplete,
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write,
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waitWriteComplete,
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idle,
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} value_state;
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Constraints limits;
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static const size_t buff_size = sizeof(float) + 1;
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char buff[buff_size];
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bool is_value_valid;
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peripheral::IMemoryAccess & memory;
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const std::size_t offset;
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char calcCrcValue( float value );
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};
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}
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#endif /* UMLIBRARY_SCHEMATIC_STORABLEVALUE_HH_ */
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