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Tagged: mp3 shield buttons input digital
Hello
I want to use 4 buttons with the shield. I find only pin 5 for input, can someone tell me how I can use 3 more buttons?
Thanks
D5 and D10 are both available. Along with A0 through A5, can be used as Digital Input or Output.
I used this solution http://tronixstuff.com/2012/02/29/tutorial-analog-input-for-multiple-buttons-part-two/ to use multiple buttons from one analog input. I hope it will keep working and not break suddenly!
Can D5 and D10 be used as outputs? I need to use a couple of LED’s or will it be best to use A0 – A5 as digital outs?