Hello, I bought myself an arduino to play with since last week :). So I'm new to the world of Arduino. I'm making a starter project in which you can see the temprature on an LCD. The sensor I'm using is an LM35. The problem however is that with my USB everything is as its expected to be, but when …

Sensor acts weird on 9V supply

system February 5, 2013, 7:28pm 9

Also I noticed even when it connected trough USB , if I gently touch the LM35 the temprature jumps 20° higher en then back to lower.

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