Help with Picking proper Arduino

Hello everyone,

I am currently working on a EC-PH System to monitor the PH and EC of a hydroponic water tank. I’m using Atlas Scientific EC and PH prob and a DS18B20 temperature probe. I had trouble getting the DS18B20 to work on a knock off arduino nano so I have ordered some real ones but I have made my program to work on the arduino uno, it mostly works on the uno just need to work out a few small things but will I be able to copy and paste the code from uno to nano? I have read that there are the same chip but there is some other chip on it this is different, can someone give any advice on wether the code can be transferred?

Uno and Nano should be able to use the same code without any issues.

No, you just connect the nano in place of the Uno and compile and download as usual.

Did you forget the required pull-up resistor?

I guess if @tylermakes had forgotten that, the sensor would not have worked on the Uno either. And I think they said the sketch works (or almost works) on Uno.

I agree with @Paul_KD7HB @wildbill if it works in Uno it will work unaltered on (a working) Nano.

I have owned several Nano, none of them genuine Arduino, and never had a problem.

OK first off thank you all for your unbelievably fast replies, second yes the sketch is fully working on the uno i just need to tweak some numbers for a dosing pump in ml, and im pretty sure that my sketch will work on the nano now, I was just un-sure, I think that it might not have worked because it was a bad replica nano or something also I did include the pullup resistor.

I just wanted to make sure that all will be good because the wires where a mess so i made a pcb that will have a headers for the Arduino nano, im planning to order this pcb once i fully test the code will a pump run cycle

Thank you
Tyler

do you have a clear photo of your Nano? especially of the chip

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