Mar 13, 2008 #1 K kelvini Newbie level 2 Joined Mar 13, 2008 Messages 2 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 1,297 any suggestion on how to design a temperature sensor using ADC, lm35 n microcontroller....
Mar 14, 2008 #2 penoy_balut Full Member level 2 Joined Sep 8, 2007 Messages 147 Helped 26 Reputation 52 Reaction score 10 Trophy points 1,298 Activity points 1,943 LM35 is a sensor itself, connect to the ADC input pin of your microcontroller, output is 10mV/C
Mar 14, 2008 #3 R rthilip Junior Member level 3 Joined Aug 10, 2007 Messages 28 Helped 2 Reputation 4 Reaction score 1 Trophy points 1,283 Activity points 1,430 Give the inputs of LM35 to an ADC ar any microcontroller with inbuilt ADC. If u r giving the input to any external adc, give the pulse from IC555 to its clock i/p.
Give the inputs of LM35 to an ADC ar any microcontroller with inbuilt ADC. If u r giving the input to any external adc, give the pulse from IC555 to its clock i/p.
Mar 14, 2008 #4 syrax Full Member level 3 Joined Sep 15, 2005 Messages 183 Helped 11 Reputation 22 Reaction score 3 Trophy points 1,298 Activity points 2,620 You can use DS18S20 digital termo. it's cool with memory, alarm, and single wire interface. Try it
Mar 14, 2008 #5 M makri Full Member level 2 Joined Jan 1, 2004 Messages 128 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,296 Location India, Kerala Activity points 812 see this h**p://roboticsforyou.blogspot.com/2008/02/pic16f877a-video-tutorial-c-program.html
Mar 16, 2008 #6 K kelvini Newbie level 2 Joined Mar 13, 2008 Messages 2 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 1,297 what components i can add on if i wanna use four 7segments as output? seems like i'm running out of ports....
what components i can add on if i wanna use four 7segments as output? seems like i'm running out of ports....
Mar 16, 2008 #7 abbas1707 Full Member level 4 Joined May 3, 2007 Messages 216 Helped 20 Reputation 40 Reaction score 8 Trophy points 1,298 Activity points 2,371 designing a temperature sensor is some thing different....dont you think so
Mar 16, 2008 #8 T Trishool Full Member level 1 Joined Jul 12, 2001 Messages 97 Helped 1 Reputation 2 Reaction score 0 Trophy points 1,286 Location Himalayas.(mount K2) Activity points 821 kelvini said: any suggestion on how to design a temperature sensor using ADC, lm35 n microcontroller.... Click to expand... I would suggest you to use an OPAMP to condition the sensor to the scale to which the ADC responds and then interface it . Ts
kelvini said: any suggestion on how to design a temperature sensor using ADC, lm35 n microcontroller.... Click to expand... I would suggest you to use an OPAMP to condition the sensor to the scale to which the ADC responds and then interface it . Ts
Mar 16, 2008 #9 abbas1707 Full Member level 4 Joined May 3, 2007 Messages 216 Helped 20 Reputation 40 Reaction score 8 Trophy points 1,298 Activity points 2,371 Trishool said: kelvini said: any suggestion on how to design a temperature sensor using ADC, lm35 n microcontroller.... Click to expand... I would suggest you to use an OPAMP to condition the sensor to the scale to which the ADC responds and then interface it . Ts Click to expand... another option: u can also use voltage divider network for this purpose
Trishool said: kelvini said: any suggestion on how to design a temperature sensor using ADC, lm35 n microcontroller.... Click to expand... I would suggest you to use an OPAMP to condition the sensor to the scale to which the ADC responds and then interface it . Ts Click to expand... another option: u can also use voltage divider network for this purpose
Mar 16, 2008 #10 T Trishool Full Member level 1 Joined Jul 12, 2001 Messages 97 Helped 1 Reputation 2 Reaction score 0 Trophy points 1,286 Location Himalayas.(mount K2) Activity points 821 abbas1707 said: Trishool said: kelvini said: any suggestion on how to design a temperature sensor using ADC, lm35 n microcontroller.... Click to expand... I would suggest you to use an OPAMP to condition the sensor to the scale to which the ADC responds and then interface it . Ts Click to expand... another option: u can also use voltage divider network for this purpose Click to expand... Since the O/p of the sensor is too small we cant chop it down anyfurther. Regards/ Ts
abbas1707 said: Trishool said: kelvini said: any suggestion on how to design a temperature sensor using ADC, lm35 n microcontroller.... Click to expand... I would suggest you to use an OPAMP to condition the sensor to the scale to which the ADC responds and then interface it . Ts Click to expand... another option: u can also use voltage divider network for this purpose Click to expand... Since the O/p of the sensor is too small we cant chop it down anyfurther. Regards/ Ts