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Tag Archives: veecad

Well, in my quest to be able to build self-contained devices I decided that it was worth looking at ways to power my microprocessor and attached devices.  Up until now I’ve been powering everything using the power supplied from my laptop’s USB supply – but in the future it’s going to be useful to be [...]

I spent an evening last week constructing a simple LED matrix.  I’ve been experimenting with Arduino for a while, and had previously ordered sample chips from various semiconductor manufacturers.  One sample chip I’d been planning to use for a while is the TLC5940 – which is can be used to drive up to 16 LEDs [...]

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