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Computer hardware is the collection of physical elements that constitute a computer system

9 votes
2 answers
3k views

How can I mount a shield on a breadboard?

The non-standard spacing of the headers on Arduino boards makes it so the shields will not fit on a breadboard From what I have read, there is no good reason for the non-standard pin spacing on Ard …
4 votes
1 answer
1k views

Can I use a USB keyboard with the PS2Keyboard library?

It is my understanding that most newer USB keyboards will not work with the PS2Keyboard library because they do not use the PS/2 protocol. Some, but not all, do have the ability to use the PS/2 protoc …
8 votes
1 answer
1k views

Can I connect two different 1-Wire Devices to the same data pin on an Arduino?

Would there be any limitations concerning either the hardware or the code aspect? …
3 votes
2 answers
418 views

How can I use 5V devices and sensors with a Fio?

I have a PS/2 barcode scanner that works fine with my Uno and the PS2Keyboard library. I'd like to hook it up to my Fio so that I can transmit barcode readings wirelessly, but the operating voltage of …