Elastic Sheep

Because elasticdog was already taken

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Entries from October 15th, 2009

Brett Domino

October 15th, 2009 · No Comments · Uncategorized

Seen on engadget today. Funny performance of Brett Domino and his trio minus one with stylophone. And the full trio cover of Katy Perry’s hit song…

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Driving a buzzer

October 12th, 2009 · No Comments · Project Wiggum

In this post I will add a buzzer to my prototype and show two ways to test it, first by bit-banging a pin then by using a hardware counter. Connecting the buzzer I am using a CEM-1203 magnetic buzzer (datasheet). This buzzer has peak frequency responses at 400Hz, 800Hz, 2kHz and 4kHz. To connect it [...]

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Adding switches

October 5th, 2009 · 1 Comment · Project Wiggum

In this post I will add two switches to control the selection of one led among six. One of the button will increase the selection, the other one will decrease it. Connecting the switches I connect the switches on the PC0 and PC1 inputs and on the ground. I don’t need any external pull-up resistor [...]

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