Clocks - Trammell Hudson's Projects

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class="md-nav__link"> SparkTime </a> </li> <li class="md-nav__item"> <a href="#soldertime-desk-clock" class="md-nav__link"> Solder:Time Desk Clock </a> </li> <li class="md-nav__item"> <a href="#supersized-seven-segment-clock" class="md-nav__link"> Supersized Seven Segment Clock </a> </li> <li class="md-nav__item"> <a href="#oscilloscope-clocks" class="md-nav__link"> Oscilloscope Clocks </a> </li> <li class="md-nav__item"> <a href="#alphanumeric-clock" class="md-nav__link"> Alphanumeric clock </a> </li> <li class="md-nav__item"> <a href="#alphaclock-five" class="md-nav__link"> AlphaClock Five </a> </li> <li class="md-nav__item"> <a href="#sunrise-alarm-clock" class="md-nav__link"> Sunrise alarm clock </a> </li> </ul> </nav> </li> <li class="md-nav__item"> <a href="#list-of-pages" class="md-nav__link"> List of pages </a> </li> </ul> </nav> </div> </div> </div> <div class="md-content" data-md-component="content"> <article class="md-content__inner md-typeset"> <h1>Clocks</h1> <h2 id="watches">Watches</h2> <p><a href="https://www.flickr.com/photos/osr/44187385200/lightbox"><img src="https://live.staticflickr.com/4829/44187385200_b25d2b0abb_b.jpg" srcset="https://live.staticflickr.com/4829/44187385200_b25d2b0abb_b.jpg 1024w, https://live.staticflickr.com/4829/44187385200_b25d2b0abb.jpg 400w" /></a></p> <h3 id="charliewatch">Charliewatch</h3> <p>The <a href="/Charliewatch">Charliewatch</a> is an "analog" version of Travis Goodspeed's MSP430 based "Goodwatch" with 72 <a href="/Charlieplexing">charlieplexed</a> LEDs. It's open hardware with programmable firmware and some fun animations at various times during the day. <a href="/Charliewatch"><strong>Read on for more details...</strong></a></p> <h3 id="pebble-watches">Pebble watches</h3> <table class="gallery"> <tbody markdown='1'> <tr> <td class="gallery-image col-1" width="50.0%"><a href="https://www.flickr.com/photos/osr/8566541785/lightbox"><img src="https://live.staticflickr.com/8236/8566541785_1852b26257_b.jpg" srcset="https://live.staticflickr.com/8236/8566541785_1852b26257_b.jpg 1024w, https://live.staticflickr.com/8236/8566541785_1852b26257.jpg 400w" /></a></td> <td class="gallery-image col-2" width="50.0%"><a href="https://www.flickr.com/photos/osr/8545889338/lightbox"><img src="https://live.staticflickr.com/8231/8545889338_145a0ca0aa_b.jpg" srcset="https://live.staticflickr.com/8231/8545889338_145a0ca0aa_b.jpg 1024w, https://live.staticflickr.com/8231/8545889338_145a0ca0aa.jpg 400w" /></a></td> </tr> <tr markdown='1' class='gallery-caption-row'> <td class="gallery-caption col-1" width="50.0%"></td> <td class="gallery-caption col-2" width="50.0%"></td> <p></tr> </tbody></p> </table> <p>After enjoying the <a href="/InPulse_watches">inPulse watches</a>, I was very excited to have early access to the newer Pebble wrist watch. I wrote several watches and also <a href="/Pebble_class">taught a class on Pebble programming</a>. <a href="/Pebble_watches"><strong>Read on to see the watches I've written...</strong></a></p> <h3 id="pebble-programming-class">Pebble programming class</h3> <table class="gallery"> <tbody markdown='1'> <tr> <td class="gallery-image col-1" width="50.0%"><a href="https://www.flickr.com/photos/osr/8750934515/lightbox"><img src="https://live.staticflickr.com/2854/8750934515_d74619d8c2_b.jpg" srcset="https://live.staticflickr.com/2854/8750934515_d74619d8c2_b.jpg 1024w, https://live.staticflickr.com/2854/8750934515_d74619d8c2.jpg 400w" /></a></td> <td class="gallery-image col-2" width="50.0%"><a href="https://www.flickr.com/photos/osr/8752056986/lightbox"><img src="https://live.staticflickr.com/2863/8752056986_111edf8dc5_b.jpg" srcset="https://live.staticflickr.com/2863/8752056986_111edf8dc5_b.jpg 1024w, https://live.staticflickr.com/2863/8752056986_111edf8dc5.jpg 400w" /></a></td> </tr> <tr markdown='1' class='gallery-caption-row'> <td class="gallery-caption col-1" width="50.0%"></td> <td class="gallery-caption col-2" width="50.0%"></td> <p></tr> </tbody></p> </table> <p>I taught a class on programming the <a href="/Pebble_watches">Pebble smart watch</a> at NYC Resistor and then hosted a hackathon afterwards. We used the excellent <a href="http://cloudpebble.net">Cloud Pebble</a> service for building our programs, which allowed the students to get up to speed very quickly. Representatives from Pebble showed up to distribute swag.</p> <h3 id="timesquare-watch-class">TIMESQUARE watch class</h3> <table class="gallery"> <tbody markdown='1'> <tr> <td class="gallery-image col-1" width="50.0%"><a href="https://www.flickr.com/photos/osr/8325820597/lightbox"><img src="https://live.staticflickr.com/8217/8325820597_834e90be19_b.jpg" srcset="https://live.staticflickr.com/8217/8325820597_834e90be19_b.jpg 1024w, https://live.staticflickr.com/8217/8325820597_834e90be19.jpg 400w" /></a></td> <td class="gallery-image col-2" width="50.0%"><a href="https://www.flickr.com/photos/osr/8462015497/lightbox"><img src="https://live.staticflickr.com/8506/8462015497_5fbfbbe647_b.jpg" srcset="https://live.staticflickr.com/8506/8462015497_5fbfbbe647_b.jpg 1024w, https://live.staticflickr.com/8506/8462015497_5fbfbbe647.jpg 400w" /></a></td> </tr> <tr markdown='1' class='gallery-caption-row'> <td class="gallery-caption col-1" width="50.0%"></td> <td class="gallery-caption col-2" width="50.0%"></td> <p></tr> </tbody></p> </table> <p>I taught a class in assembling and programming the Adafruit TIMESQUARE LED watch. <a href="http://www.nycresistor.com/2013/01/21/timesquare-watch-class/">Class announcement</a></p> <h3 id="thirty-days-of-inpulse-watches">Thirty days of inPulse watches</h3> <p><a href="https://www.flickr.com/photos/osr/5699848658/lightbox"><img src="https://live.staticflickr.com/3099/5699848658_fa5e6b3749_b.jpg" srcset="https://live.staticflickr.com/3099/5699848658_fa5e6b3749_b.jpg 1024w, https://live.staticflickr.com/3099/5699848658_fa5e6b3749.jpg 400w" /></a> As an artistic challenge I tried to write a new watch face every day for the inPulse programmable wrist watch. One day even included a full wireframe 3D rendering library, others included squeezing compressed data into the limited flash memory. It was difficult to do a new creative design every day, but I made it through the month and was able to exhibit them at the 2011 <a href="/Interactive_Show">Interactive Show</a>. <a href="/InPulse_watches"><strong>Read on for all the watch faces....</strong></a></p> <h2 id="clocks">Clocks</h2> <h3 id="christmas-clock">Christmas Clock</h3> <p><a href="https://www.flickr.com/photos/osr/18162013484/lightbox"><img src="https://live.staticflickr.com/411/18162013484_5034904b77_b.jpg" srcset="https://live.staticflickr.com/411/18162013484_5034904b77_b.jpg 1024w, https://live.staticflickr.com/411/18162013484_5034904b77.jpg 400w" /></a> I modified this random red/green LED scrolling sign to use a SparkCore as a brain. It now tells the time in UTC and .beats. <a href="/Christmas_clock"><strong>Read on for more details</strong></a></p> <h3 id="sparksign">SparkSign</h3> <p><a href="https://www.flickr.com/photos/osr/16207273733/lightbox"><img src="https://live.staticflickr.com/7649/16207273733_cfb6341a67_b.jpg" srcset="https://live.staticflickr.com/7649/16207273733_cfb6341a67_b.jpg 1024w, https://live.staticflickr.com/7649/16207273733_cfb6341a67.jpg 400w" /></a> There was an old AMD1026 one-line (90x7) LED sign hanging around <a href="/NYCR">NYCR</a> that was not doing anything and required RS485 to interface with. I felt that it needed a more modern controller and an Internet interface, so I re-brained it with a <a href="/Category:SparkCore">SparkCore</a> and put it online. <a href="/SparkSign"><strong>Read on for more details...</strong></a></p> <h3 id="sparktime">SparkTime</h3> <table class="gallery"> <tbody markdown='1'> <tr> <td class="gallery-image col-1" width="50.0%"><a href="https://www.flickr.com/photos/osr/16490840030/lightbox"><img src="https://live.staticflickr.com/8674/16490840030_8251169c3c.jpg" srcset="https://live.staticflickr.com/8674/16490840030_8251169c3c_b.jpg 1024w, https://live.staticflickr.com/8674/16490840030_8251169c3c.jpg 400w" /></a></td> <td class="gallery-image col-2" width="50.0%"><a href="https://www.flickr.com/photos/osr/16470924677/lightbox"><img src="https://live.staticflickr.com/8591/16470924677_b8c810bfcb.jpg" srcset="https://live.staticflickr.com/8591/16470924677_b8c810bfcb_b.jpg 1024w, https://live.staticflickr.com/8591/16470924677_b8c810bfcb.jpg 400w" /></a></td> </tr> <tr markdown='1' class='gallery-caption-row'> <td class="gallery-caption col-1" width="50.0%"></td> <td class="gallery-caption col-2" width="50.0%"></td> <p></tr> </tbody></p> </table> <p>I've converted the <a href="/SolderTime_Desk_Clock">SolderTime Desk Clock</a> to use a <a href="/Category:SparkCore">SparkCore</a> in place of the ATMega328. This gives it network time sync and the ability to set the alarm via WiFi. Still a work in progress, but mostly functional. <a href="/SparkTime"><strong>Read on for more details and code...</strong></a></p> <h3 id="soldertime-desk-clock">Solder:Time Desk Clock</h3> <p><a href="https://www.flickr.com/photos/osr/12737341575/lightbox"><img src="https://live.staticflickr.com/7337/12737341575_e9ac7a2b3e_b.jpg" srcset="https://live.staticflickr.com/7337/12737341575_e9ac7a2b3e_b.jpg 1024w, https://live.staticflickr.com/7337/12737341575_e9ac7a2b3e.jpg 400w" /></a> We had three workshops on building the <a href="http://www.spikenzielabs.com/Catalog/index.php?main_page=product_info&cPath=44&products_id=842">Spinkenzie Labs Solder:Time Desk Clock</a> at my office and made a <a href="http://www.flickr.com/photos/osr/12737125495/lightbox">timelapse of the construction</a> process. <a href="/SolderTime_Desk_Clock"><strong>Read on for more info on programming the clock with custom firmware...</strong></a></p> <h3 id="supersized-seven-segment-clock">Supersized Seven Segment Clock</h3> <table class="gallery"> <tbody markdown='1'> <tr> <td class="gallery-image col-1" width="50.0%"><a href="https://www.flickr.com/photos/osr/8156025975/lightbox"><img src="https://live.staticflickr.com/7134/8156025975_2e1c938a70_b.jpg" srcset="https://live.staticflickr.com/7134/8156025975_2e1c938a70_b.jpg 1024w, https://live.staticflickr.com/7134/8156025975_2e1c938a70.jpg 400w" /></a></td> <td class="gallery-image col-2" width="50.0%"><a href="https://www.flickr.com/photos/osr/8156054930/lightbox"><img src="https://live.staticflickr.com/8342/8156054930_9e29816faa_b.jpg" srcset="https://live.staticflickr.com/8342/8156054930_9e29816faa_b.jpg 1024w, https://live.staticflickr.com/8342/8156054930_9e29816faa.jpg 400w" /></a></td> </tr> <tr markdown='1' class='gallery-caption-row'> <td class="gallery-caption col-1" width="50.0%"></td> <td class="gallery-caption col-2" width="50.0%"></td> <p></tr> </tbody></p> </table> <p>I wanted an extra large clock that couldn't be missed, so I laser cut a giant four digit seven segment display and populated it with 112 red LEDs. Holly helped with the repetitive soldering. <a href="https://bitbucket.org/hudson/seven">Souce code is available</a> and the design is <a href="http://www.thingiverse.com/thing:33786">thing:33786</a>.</p> <h3 id="oscilloscope-clocks">Oscilloscope Clocks</h3> <table class="gallery"> <tbody markdown='1'> <tr> <td class="gallery-image col-1" width="50.0%"><a href="https://www.flickr.com/photos/osr/8847317475/lightbox"><img src="https://live.staticflickr.com/7296/8847317475_d60d409fc6_b.jpg" srcset="https://live.staticflickr.com/7296/8847317475_d60d409fc6_b.jpg 1024w, https://live.staticflickr.com/7296/8847317475_d60d409fc6.jpg 400w" /></a></td> <td class="gallery-image col-2" width="50.0%"><a href="https://www.flickr.com/photos/osr/7916968344/lightbox"><img src="https://live.staticflickr.com/8439/7916968344_4d944c8f84_b.jpg" srcset="https://live.staticflickr.com/8439/7916968344_4d944c8f84_b.jpg 1024w, https://live.staticflickr.com/8439/7916968344_4d944c8f84.jpg 400w" /></a></td> </tr> <tr markdown='1' class='gallery-caption-row'> <td class="gallery-caption col-1" width="50.0%"></td> <td class="gallery-caption col-2" width="50.0%"></td> <p></tr> </tbody></p> </table> <p>Using my <a href="/Vector_display">vector display driver board</a> I like to turn analog oscilloscopes into clocks. It's a pretty common way to reuse old CRTs that makes for a very nice, if not very efficient, timepiece. Modern digital oscilloscopes <a href="http://www.flickr.com/photos/osr/7924992572/">don't work as well</a>, unfortunately.</p> <h3 id="alphanumeric-clock">Alphanumeric clock</h3> <table class="gallery"> <tbody markdown='1'> <tr> <td class="gallery-image col-1" width="50.0%"><a href="https://www.flickr.com/photos/osr/8196514987/lightbox"><img src="https://live.staticflickr.com/8207/8196514987_f5ca17b638_b.jpg" srcset="https://live.staticflickr.com/8207/8196514987_f5ca17b638_b.jpg 1024w, https://live.staticflickr.com/8207/8196514987_f5ca17b638.jpg 400w" /></a></td> <td class="gallery-image col-2" width="50.0%"><a href="https://www.flickr.com/photos/osr/8196515709/lightbox"><img src="https://live.staticflickr.com/8200/8196515709_a833b6d093_b.jpg" srcset="https://live.staticflickr.com/8200/8196515709_a833b6d093_b.jpg 1024w, https://live.staticflickr.com/8200/8196515709_a833b6d093.jpg 400w" /></a></td> </tr> <tr markdown='1' class='gallery-caption-row'> <td class="gallery-caption col-1" width="50.0%"></td> <td class="gallery-caption col-2" width="50.0%"></td> <p></tr> </tbody></p> </table> <p>I found these HDSP211x alphanumeric displays in the LED bin at NYCR and loved the StarTAC style. Once I had the pinout deduced, I noticed that the pin spacing exactly matched the <a href="/Category:Teensy">Teensy 2</a> and decided to make it into a "backpack" design. <a href="/Alphanumeric_clock"><strong>Read on for more details...</strong></a></p> <h3 id="alphaclock-five">AlphaClock Five</h3> <table class="gallery"> <tbody markdown='1'> <tr> <td class="gallery-image col-1" width="50.0%"><a href="https://www.flickr.com/photos/osr/6820317785/lightbox"><img src="https://live.staticflickr.com/7152/6820317785_344f1336c7_b.jpg" srcset="https://live.staticflickr.com/7152/6820317785_344f1336c7_b.jpg 1024w, https://live.staticflickr.com/7152/6820317785_344f1336c7.jpg 400w" /></a></td> <td class="gallery-image col-2" width="50.0%"><a href="https://www.flickr.com/photos/osr/7156569645/lightbox"><img src="https://live.staticflickr.com/8164/7156569645_c7a8df92c9_b.jpg" srcset="https://live.staticflickr.com/8164/7156569645_c7a8df92c9_b.jpg 1024w, https://live.staticflickr.com/8164/7156569645_c7a8df92c9.jpg 400w" /></a></td> </tr> <tr markdown='1' class='gallery-caption-row'> <td class="gallery-caption col-1" width="50.0%"></td> <td class="gallery-caption col-2" width="50.0%"></td> <p></tr> </tbody></p> </table> <p>My <a href="http://www.evilmadscientist.com/2011/alpha-clock-five/">AlphaClock Five</a> from <a href="http://www.evilmadscientist.com/">EVMSL</a> now sits on my desk at work telling the seconds since midnight in hex, but along the way I <a href="https://bitbucket.org/hudson/alphaclock/">re-wrote the firmware</a> to include PWM on individual digits and reworked the font handling code to be more readable.</p> <h3 id="sunrise-alarm-clock">Sunrise alarm clock</h3> <table class="gallery"> <tbody markdown='1'> <tr> <td class="gallery-image col-1" width="50.0%"><a href="https://www.flickr.com/photos/osr/7994073314/lightbox"><img src="https://live.staticflickr.com/8438/7994073314_9bec7162bd_b.jpg" srcset="https://live.staticflickr.com/8438/7994073314_9bec7162bd_b.jpg 1024w, https://live.staticflickr.com/8438/7994073314_9bec7162bd.jpg 400w" /></a></td> <td class="gallery-image col-2" width="50.0%"><a href="https://www.flickr.com/photos/osr/7858113798/lightbox"><img src="https://live.staticflickr.com/8423/7858113798_922b146d6f_b.jpg" srcset="https://live.staticflickr.com/8423/7858113798_922b146d6f_b.jpg 1024w, https://live.staticflickr.com/8423/7858113798_922b146d6f.jpg 400w" /></a></td> </tr> <tr markdown='1' class='gallery-caption-row'> <td class="gallery-caption col-1" width="50.0%"></td> <td class="gallery-caption col-2" width="50.0%"></td> <p></tr> </tbody></p> </table> <p>I helped Holly build and write the firmware for a LED strip alarm clock based on the Adafruit monochron. This is one of our more practical projects -- it has worked reliably everyday to provide a gentle wakeup at 6am before the real alarm goes off. <a href="/Sunrise_alarm_clock"><strong>Read on for more details...</strong></a></p> <hr> <h2 id="list-of-pages">List of pages</h2> <ul> <li><a href="/AlphaClock_Five/">AlphaClock Five</a></li> <li><a href="/Alphanumeric_clock/">Alphanumeric clock</a></li> <li><a href="/Charliewatch/">Charliewatch</a></li> <li><a href="/Christmas_clock/">Christmas clock</a></li> <li><a href="/InPulse_watches/">InPulse watches</a></li> <li><a href="/MTA_Countdown_Clock/">MTA Countdown Clock</a></li> <li><a href="/Oscilloscope_Clocks/">Oscilloscope Clocks</a></li> <li><a href="/Pebble_class/">Pebble class</a></li> <li><a href="/Pebble_watches/">Pebble watches</a></li> <li><a href="/QR_codes/">QR codes</a></li> <li><a href="/SolderTime_Desk_Clock/">SolderTime Desk Clock</a></li> <li><a href="/SparkSign/">SparkSign</a></li> <li><a href="/SparkTime/">SparkTime</a></li> <li><a href="/Sunrise_alarm_clock/">Sunrise alarm clock</a></li> <li><a href="/Supersized_Seven_Segment_clock/">Supersized Seven Segment clock</a></li> <li><a href="/Timesquare_watch_class/">Timesquare watch class</a></li> <li><a href="/Vectorscope_clock/">Vectorscope clock</a></li> </ul> <hr> <hr> <div class="md-source-file"> <small> Last update: <span class="git-revision-date-localized-plugin git-revision-date-localized-plugin-date">November 8, 2020</span> </small> </div> </article> </div> </div> </main> <footer class="md-footer"> <div class="md-footer-meta md-typeset"> <div class="md-footer-meta__inner md-grid"> <div class="md-copyright"> Made with <a href="https://squidfunk.github.io/mkdocs-material/" target="_blank" rel="noopener"> Material for MkDocs </a> </div> <div class="md-social"> <a href="https://twitter.com/qrs" target="_blank" rel="noopener" title="twitter.com" class="md-social__link"> <svg xmlns="http://www.w3.org/2000/svg" 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