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#raspberrypi

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poleguy<p>I ordered some LED's, sockets, 2n2222 transistors and some 12V relays today.</p><p>What do you all think of this plan:</p><p>USB-&gt;UART (buy it)</p><p>UART-&gt;LOGIC output (build it: see falstad/video)</p><p>LOGIC-&gt;RELAY (buy it)</p><p>POWER- through relay (spare 12v from shucked HDD's)</p><p>Automotive/pinball LED T10 bulbs in sockets mounted to PCB or 3D printed structure. (buy it)</p><p><a href="https://mastodon.social/tags/electronics" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>electronics</span></a><br><a href="https://mastodon.social/tags/soldering" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>soldering</span></a><br><a href="https://mastodon.social/tags/microsoft" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>microsoft</span></a><br><a href="https://mastodon.social/tags/MicrosoftTeams" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>MicrosoftTeams</span></a><br><a href="https://mastodon.social/tags/onair" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>onair</span></a><br><a href="https://mastodon.social/tags/onairlight" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>onairlight</span></a><br><a href="https://mastodon.social/tags/dietz" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>dietz</span></a><br><a href="https://mastodon.social/tags/chrome" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>chrome</span></a><br><a href="https://mastodon.social/tags/python" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>python</span></a><br><a href="https://mastodon.social/tags/ee" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>ee</span></a><br><a href="https://mastodon.social/tags/circuit" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>circuit</span></a><br><a href="https://mastodon.social/tags/falstad" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>falstad</span></a><br><a href="https://mastodon.social/tags/LED" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>LED</span></a><br><a href="https://mastodon.social/tags/arduino" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>arduino</span></a><br><a href="https://mastodon.social/tags/raspberrypi" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>raspberrypi</span></a></p>
poleguy<p>My python code sends data out of the serial port if Teams is On a call and sends nothing otherwise.</p><p>The circuit turns the LED red when it sees pulses and leaves it red for a second or so. As long as it gets serial data once a second or so the LED stays on. If anything goes wrong it goes off</p><p>Would you buy a serial to on/off GPIO output module like this?</p><p><a href="https://mastodon.social/tags/electronics" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>electronics</span></a> <a href="https://mastodon.social/tags/soldering" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>soldering</span></a> <a href="https://mastodon.social/tags/microsoft" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>microsoft</span></a> <a href="https://mastodon.social/tags/MicrosoftTeams" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>MicrosoftTeams</span></a> <a href="https://mastodon.social/tags/onair" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>onair</span></a> <a href="https://mastodon.social/tags/onairlight" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>onairlight</span></a> <a href="https://mastodon.social/tags/dietz" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>dietz</span></a> <a href="https://mastodon.social/tags/chrome" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>chrome</span></a> <a href="https://mastodon.social/tags/python" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>python</span></a> <a href="https://mastodon.social/tags/ee" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>ee</span></a> <a href="https://mastodon.social/tags/circuit" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>circuit</span></a> <a href="https://mastodon.social/tags/falstad" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>falstad</span></a> <a href="https://mastodon.social/tags/LED" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>LED</span></a> <a href="https://mastodon.social/tags/arduino" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>arduino</span></a> <a href="https://mastodon.social/tags/raspberrypi" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>raspberrypi</span></a></p>
Daniel Marks<p>This is a <a href="https://mastodon.social/tags/diy" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>diy</span></a> <a href="https://mastodon.social/tags/RaspberryPi" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>RaspberryPi</span></a> <a href="https://mastodon.social/tags/pico" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>pico</span></a> <a href="https://mastodon.social/tags/openhardware" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>openhardware</span></a> <a href="https://mastodon.social/tags/opensource" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>opensource</span></a> device I created for making your own <a href="https://mastodon.social/tags/pc" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>pc</span></a> <a href="https://mastodon.social/tags/gaming" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>gaming</span></a> controllers. You can place buttons, joysticks, potentiometers, and rotary encoders onto a grid, and then assign them gamepad or keyboard functions. It was designed for starship bridge simulation games (e.g. EmptyEpsilon, Space Nerds in Space) to create custom controls, but it is a general joystick/gamepad substitute.</p><p><a href="https://github.com/profdc9/HIDPanel" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="">github.com/profdc9/HIDPanel</span><span class="invisible"></span></a></p>
Daniel Marks<p>I created a "one chip" <a href="https://mastodon.social/tags/opensource" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>opensource</span></a> <a href="https://mastodon.social/tags/hardware" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>hardware</span></a> <a href="https://mastodon.social/tags/modular" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>modular</span></a> <a href="https://mastodon.social/tags/diysynth" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>diysynth</span></a> TrebleSynth </p><p><a href="https://www.github.com/profdc9/TrebleSynth" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://www.</span><span class="">github.com/profdc9/TrebleSynth</span><span class="invisible"></span></a></p><p>based on the <a href="https://mastodon.social/tags/raspberrypi" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>raspberrypi</span></a> pico. Create subtractive and FM <a href="https://mastodon.social/tags/synth" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>synth</span></a> instruments with 6 voice polyphony by connecting modules (VCO,ADSR,LFO,VCA,etc.) and <a href="https://mastodon.social/tags/analog" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>analog</span></a> controls. Supports <a href="https://mastodon.social/tags/MIDI" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>MIDI</span></a> <a href="https://mastodon.social/tags/USB" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>USB</span></a> and <a href="https://mastodon.social/tags/serial" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>serial</span></a> with built-in keyboard, expression pedals, many effects such as reverb/delay/flanger/chorus included. Cheap, commodity hardware and easy <a href="https://mastodon.social/tags/diy" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>diy</span></a> through-hole assembly. </p><p><a href="https://www.youtube.com/watch?v=252Vte4tYh0" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://www.</span><span class="">youtube.com/watch?v=252Vte4tYh0</span><span class="invisible"></span></a></p>
Daniel Marks<p>A recent <a href="https://mastodon.social/tags/opensourcehardware" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>opensourcehardware</span></a> project I made is the <a href="https://mastodon.social/tags/Guitar" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Guitar</span></a> Pico, a super cheap guitar pedal using common, cheap parts and sporting 25 effects that can be cascaded. It has a stomp pedal for changing effects, can be using to tune, acts as a MIDI device, is configurable through USB, and uses expression pedals and standard 9V power. <a href="https://mastodon.social/tags/VGA" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>VGA</span></a> output for visual effects is not implemented in software yet.</p><p><a href="https://github.com/profdc9/GuitarPico/" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="">github.com/profdc9/GuitarPico/</span><span class="invisible"></span></a></p><p><a href="https://mastodon.social/tags/diyaudio" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>diyaudio</span></a> <a href="https://mastodon.social/tags/diysynth" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>diysynth</span></a> <a href="https://mastodon.social/tags/diymusic" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>diymusic</span></a> <a href="https://mastodon.social/tags/electronics" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>electronics</span></a> <a href="https://mastodon.social/tags/opensourcehardware" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>opensourcehardware</span></a> <a href="https://mastodon.social/tags/raspberrypi" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>raspberrypi</span></a></p>
Ricard Torres<p>You ought to read <a href="https://ricard.social/tags/RaspberryPi" class="mention hashtag" rel="tag">#<span>RaspberryPi</span></a> today :blobcatboo: </p><p>Not going to write any takes just enjoy the show 🍿</p><p><a href="https://ricard.social/tags/Privacy" class="mention hashtag" rel="tag">#<span>Privacy</span></a></p>
Rocketman<p>An <a href="https://chaos.social/tags/introduction" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>introduction</span></a> perhaps?</p><p>I’m this middle-aged dad from Germany. I have a wonderful partner, 4 kids and a cat. </p><p>I care about society and technology. A retired <a href="https://chaos.social/tags/FOSS" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>FOSS</span></a> activist, these days I work at a globocorp doing IT stuff for trains 🚄</p><p>My interests include baking <a href="https://chaos.social/tags/bread" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>bread</span></a>, <a href="https://chaos.social/tags/fermenting" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>fermenting</span></a> stuff, paddling a whitewater <a href="https://chaos.social/tags/kayak" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>kayak</span></a>, n00bing around with <a href="https://chaos.social/tags/Python" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Python</span></a>, <a href="https://chaos.social/tags/RaspberryPi" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>RaspberryPi</span></a> and <a href="https://chaos.social/tags/arduino" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>arduino</span></a>, and oh so many books. </p><p>There’s never enough time, and I haven’t been bored in more than a decade.</p>