95 lines
2.2 KiB
C++
95 lines
2.2 KiB
C++
/*
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* ModbusAnalogWideValue.hh
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*
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* Created on: 17 апр. 2023 г.
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* Author: titov
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*/
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#ifndef UMLIBRARY_DRIVER_MODBUSANALOGWIDEVALUE_HH_
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#define UMLIBRARY_DRIVER_MODBUSANALOGWIDEVALUE_HH_
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#include <stdint.h>
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#include "../systemic/IValueAsync.hpp"
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#include "IModBus.hh"
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namespace driver {
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namespace modbus {
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//!
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class ModbusAnalogWideValue {
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typedef IModBusDispatch::Status Status;
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float write_coeff;
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float write_offset;
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float read_coeff;
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float read_offset;
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bool format_signed;
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float up_limit;
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float down_limit;
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systemic::IValueType<float> & tech_value;
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const uint32_t nan_out_of_range; //!< Сопоставление для значения NAN сигнала
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bool extract();
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bool update();
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mutable uint16_t data[2];
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struct PartShower : public IModBusDispatch {
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ModbusAnalogWideValue & self;
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uint16_t * const data;
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Status read( uint16_t & reg );
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Status write( uint16_t reg );
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PartShower( ModbusAnalogWideValue & self, uint16_t * data ) : data(data), self(self) {}
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};
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struct PartUpdater : public IModBusDispatch {
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ModbusAnalogWideValue & self;
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uint16_t * const data;
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Status read( uint16_t & reg );
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Status write( uint16_t reg );
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PartUpdater( ModbusAnalogWideValue & self, uint16_t * data ) : data(data), self(self) {}
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};
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PartShower one;
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PartUpdater two;
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public:
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//!Последовательность слов в регистрах
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enum WordSequence {
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HighFirstLowSecond, //!<Первый старший, второй младший.
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LowFirstHighSecond //!<Первый младший, второй старший.
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};
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ModbusAnalogWideValue( systemic::IValueType<float> & value,
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float write_coeff, float write_offset, float read_coeff, float read_offset,
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bool sign, float up_limit, float down_limit, uint32_t nan_register, WordSequence sequnece );
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//!Первый из пары регистров.
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IModBusDispatch & first();
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//!Второй из пары регистров.
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IModBusDispatch & second();
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};
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}
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}
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#endif /* UMLIBRARY_DRIVER_MODBUSANALOGWIDEVALUE_HH_ */
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