Tag Archives: reuse

Arduino 101 meetup prep – day 9 – motor driving part 2

22May2009 – old stuff that may still be useful Tonight’s fun centred on building the motor driver shield that Limor from Adafruit Industries kindly donated to support my Arduino 201 – Get Motorin’ meetup this Saturday.

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Arduino 101 meetup prep – day 8 – motor driving part 1

21May2009 – old stuff that may still be useful Motor drivers have arrived from Solarbotics and Adafruit Industries.  Rejoice!  Just in time for some midnight soldering (had an “oh-yeah…” moment when I remembered these are kits of the all-assembly-required type) … Continue reading

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Arduino 101 meetup prep – day 7 – VU meter needle gauge

11May2009 – old stuff that may still be useful Another bit of scavenged gear to serve as an Arduino output device.  Somebody please chime in here to tell me the official name for these type of gauges.  This could be … Continue reading

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Arduino 101 meetup prep – day 6 – hacking toys

12May2009 – old stuff that may still be useful Aaahhh, toys.  Few things are sweeter to hack.  I started at age 4 by smashing all my squirt guns open to get the pumps and hoses inside.  Toys are great hacking … Continue reading

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Arduino 101 meetup prep – day 5 – optical limit switches

15May2009 – old stuff that may still be useful Somebody was asking about limit switches today.  We were talking about driving motors and my upcoming Arduino 201 – Get Motorin’ (May 23) meetup and he mentioned one of his applications … Continue reading

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Arduino 101 meetup prep – day 2 – twirly knobs

5May2009 – old stuff that may still be useful This salvaged bit with 5 pots was from a Sony monitor I believe. It was another straight-forward reverse-the-board job…

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Arduino 101 meetup prep – day 1 – LCD display

4May2009 – old stuff that may still be useful Thought I should figure out a few things about this Duemilanove board before the Friday meetup.  To that end I rummaged through my lab to collect a bucket of parts that … Continue reading

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Arduino 101 meetup prep – day 4 – reflective infrared sensor

7May2009 – old stuff that may still be useful Here’s a reflective infrared light sensor I salvaged from a printer.  In that application they are typically used to detect the presence of paper, which is way more reflective than the … Continue reading

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Arduino 101 meetup prep – day 3 – piezo!

5May2009 – old stuff that may still be useful By request: hooking up a piezo buzzer to the Duemilanove to make sound.  A piezo element is just a bimetallic sandwich, usually circular and stuffed in a small case, that bends … Continue reading

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