* read the sensor
                         */
                        temp = Adc_Read(7) * 10 - ref ;      // read RE2 ADC, adjust to 0°C

                        /*
                         * get the result in celcius * 10
                         * sensor temperature coefficient is +10mV/°C
                         * ADC resolution is 5000/1024 = 4.88 mV so one ADC point is 0.488°C
                         */
                        temp *= 488 ;
                        temp /= 1000 ;

                        fahr = ((9 * temp) / 5 ) + 320 ;       //  convert C degrees to F * 10