Hello, I tried to little enhance Blink script and got stuck there: it compiles without problems, but once uploaded, it lights pin 7 and does nothing more But if I uncomment the two lines with led, it uploads and start blinkind all pins 7-13. If I comment out the led, it stuck again. Can anybody …

Strange problem - need unused variable to make (Blink like) sketch run - #15 by system - Programming

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