Esempio n. 1
0
        ///<summary>
        /// If Resolution is x then conversion time is y:
        ///<example>12Bits = 750ms; 11Bits = 375ms; 10Bits = 188ms; 9Bits = 94ms
        ///</example>
        ///</summary>
        ///<returns></returns>
        public async Task <float> ReadTemperature()
        {
            Task <float> tempRead = new Task <float>(() =>
            {
                lock (_port)
                {
                    if (this.ConvertT())
                    {
                        if (this.AddressById())
                        {
                            CRC8 ccc  = new CRC8();
                            byte dupa = 0x00;
                            int xCRC  = 0x00;

                            bool resul = ccc.CheckCrc(Id);

                            this.WriteCommand(Command.ReadScratchPadFun);
                            byte[] buf = this.Read(9);

                            resul = ccc.CheckCrc(buf);

                            float tmp = this.ConvertToTemperature(buf[1], buf[0]);
                            if (_min == _max && _min == 130)
                            {
                                _min = _max = tmp;
                            }
                            if (_min > tmp)
                            {
                                _min = tmp;
                            }
                            if (_max < tmp)
                            {
                                _max = tmp;
                            }
                            return(tmp);
                        }
                    }
                }
                return(-999.999f);
            });

            tempRead.Start();
            return(await tempRead);
        }
Esempio n. 2
0
        ///<summary>
        /// If Resolution is x then conversion time is y:
        ///<example>12Bits = 750ms; 11Bits = 375ms; 10Bits = 188ms; 9Bits = 94ms
        ///</example>
        ///</summary>
        ///<returns></returns>
        public async Task<float> ReadTemperature()
        {
            Task<float> tempRead = new Task<float>(() =>
            {
                lock (_port)
                {
                    if (this.ConvertT())
                    {
                        if (this.AddressById())
                        {
                            CRC8 ccc = new CRC8();
                            byte dupa = 0x00;
                            int xCRC = 0x00;

                            bool resul = ccc.CheckCrc(Id);

                            this.WriteCommand(Command.ReadScratchPadFun);
                            byte[] buf = this.Read(9);

                             resul = ccc.CheckCrc(buf);

                            float tmp = this.ConvertToTemperature(buf[1], buf[0]);
                            if (_min == _max && _min == 130)
                                _min = _max = tmp;
                            if (_min > tmp)
                                _min = tmp;
                            if (_max < tmp)
                                _max = tmp;
                            return tmp;
                        }
                    }
                }
                return -999.999f;
            });
            tempRead.Start();
            return await tempRead;
        }