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Topic: Arduino uno R1 and Arduino uno R3 Questions (Read 8955 times) previous topic - next topic


Hey guys,

    I'm new to arduino and just bought an uno r1, I'm wondering about the differences between the uno r1 and uno r3. Can I run uno r3 sketches on uno r1? And is there any big differences? This will really help. Thanks!  XD


Consider them the same - Minor differences on design - but totally the same functionally.
http://www.uk-pcb.co.uk - UK Based PCB Fab & Assembly Company
Design & Assembly work undertaken - Arduino repairs & testing - PM for details. Arduino & C# PC programming.


All differences are explained here, grasshopper:


Biggest change is the extra diode from reset pin to +5V, supposed to keep reset from causing lockups.
Designing & building electrical circuits for over 25 years.  Screw Shield for Mega/Due/Uno,  Bobuino with ATMega1284P, & other '328P & '1284P creations & offerings at  my website.

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