Wagner could you send me a copy as well? Thanks, Graeme Odgers At 12:55 1999-12-02 -0500, you wrote: >Not thaaaat simple. Resultant voltage in a resistor divider is not >thaaaat linear. >I made a computer program to search for the best *pseudo-linear* piece >of curve for a particular temperature range you need, based on a >resistor division combination. I will dig it and email to you directly. >Wagner > >> Ercan Duran wrote: >> >> Hello. >> >> I'm trying to use a NTC thermistor with a 16F877 device. >> It's a 10K thermistor B Constant 25/50 C(K) = 4100. >> If I read resistant of the NTC, how can I calculate temperature in >> Celcius degree.? >> >> Thanks in advance. >> >> Ercan DURAN > >