![]() the loop routine runs over and over again forever: initialize the digital pins as outputs. ![]() the setup routine runs once when you press reset: Pin 2-8 is connected to the 7 segments of the display. This example code is in the public domain. Showing number 0-9 on a Common Anode 7-segment LED displayĭisplays the numbers 0-9 on the display, with one second inbetween. ? Also we have figured out that it is NOT a spdt switch we need but 2 independent momentary switches that when held down will signal the countdown/ups. How can we create a looping counter the lets us makeĪ count up/count down to a thousand and down to zero. We can set any number to appear on the display using the code below.īut now to ask the question again in respects of the only code/method we got it working with. Thanks for the responces, so last night we had some progress and have got it wired up correctly.
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