Skip to main content
Arduino

Questions tagged [lm35]

Ask Question

The tag has no summary.

14 questions
Newest Active Bountied Unanswered
2 votes
0 answers
81 views

I have one Arduino Uno which was working fine by below circuit(link): But when I have connected the new bought the LM35 Ic by the below connection: The Arduino UNO don't be recognized by the my ...
Soheil Paper's user avatar
  • 201
-1 votes
1 answer
138 views

When I interface LM35 temperature sensor and MQ-2 gas sensor with Arduino - my LM35 sensor gave incorrect values. From research I've found out that MQ-2 gas sensor dragging the AREF voltage down and ...
mugdho nahian's user avatar
  • 1
1 vote
1 answer
2k views

I have a question regarding the LM35. The sensor is supposed to have values that are to be directly proportional. But instead of the temperature increasing, the sensor values decrease. This is my ...
fireblazer10's user avatar
  • 111
1 vote
0 answers
237 views

I've seen other posts on this board which related to output from the LM35 sensor, but mine seem to be more 'extreme' than anything else I've seen. I've connected the pins as is commonly suggested - ...
Andy_Smart's user avatar
  • 11
-1 votes
1 answer
1k views

Good day. The NodeMCu successfully connected to mobile hotspot when i didn't put any others codes except the Wifibegin etc. Howveer when I include some codes for temparature sensor, it keeps on ...
mocha234's user avatar
  • 1
1 vote
0 answers
65 views

So After trying several sketches for a LM35 and none working I finally found one that was giving me accurate results. The problem is the code is way over my head. I was able to modify it enough to get ...
Dnozz's user avatar
  • 11
1 vote
0 answers
256 views

I am trying to combine the two sensors (pulse sensor using this library and LM35 temp)(on a Arduino UNO board),but there is a problem with them when is a noise at the pulse sensor .The values are ...
Wolffyx's user avatar
  • 21
0 votes
2 answers
2k views

Board: esp32 I know my wiring is correct because I get data from the sensor, but the data is a bit weird. At 22 celcius I get 140, even though if I do the voltage calculation (* 0.473372) it still ...
user216002's user avatar
  • 11
0 votes
1 answer
903 views

Hello I am trying to send temperature data via bluetooth using the HC-06 module. Since TXD and RXD only allow 3.3V I have divided the circuit into two like the below image. Is this method correct? or ...
Satsuki's user avatar
  • 101
1 vote
1 answer
2k views

In my current project I am reading temperature through sensor which is having only two wires. To read sensor values, I have used below schematic which I have found on Arduino Project Hub site. In my ...
karanrp's user avatar
  • 396
7 votes
7 answers
8k views

I am trying to read a LM35 temperature sensor with Arduino UNO which I got as a gift. The issue is the fact, that my readings of sensor are, well, suspicious at least - they jump with each reading ...
Rao's user avatar
  • 179
0 votes
1 answer
5k views

I am developing a system that reads data from an LM35 temperature sensor and forwards it to a web page using an Arduino Uno and a ESP8266 WiFi Module. The data flow is as follows: LM35 --> Arduino ...
nishthapa's user avatar
  • 3
2 votes
0 answers
76 views

I'm working on a project that uses an LM35 temperature sensor to control a few LEDs. Above 97 degrees, one LED should switch on. Below 95 degrees, it should switch off and the other should switch on. ...
pyfi12's user avatar
  • 21
2 votes
1 answer
3k views

My son just did the Love-o-meter project in the Arduino Start Kit. However, the sensor readings of the LM35 temperature control vary widely. Below is a sample. What could be wrong? Sensor Value: 217, ...
Kaveenga Wijayasekara's user avatar
  • 121