Adafruit Learning System

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This links to the guide Feather RP2040 DVI CircuitPython Day 2024 Countdown Clock. </video> <img data-src="https://cdn-learn.adafruit.com/guides/cropped_images/000/004/052/medium640thumb/dvi_hero.gif?1722615584" aria-hidden="true" alt="adabot holding the feather and featherwing in front of the countdown clock" class="image-preview lazy" src="data:," /> </div> </a> <div class="bottom-section"> <div class="content"> <a class="title" aria-label="Guide title" href="/feather-rp2040-dvi-circuitpython-day-2024-countdown-clock">Feather RP2040 DVI CircuitPython Day 2024 Countdown...</a> <div class="author"> By <a aria-label="Guide author" data-turbo="false" href="/u/BlitzCityDIY"> <span class="name">Liz Clark</span> </a> </div> <div class="badges"> <div class="badge favorites " title="Saves"> 3 </div> </div> </div> </div> </div> </div>  <div class="guide-preview content-card"> <div class="preview-content"> <a aria-hidden="true" href="/adding-a-real-time-clock-to-raspberry-pi"> <div class="image-container"> <img data-src="https://cdn-learn.adafruit.com/guides/cropped_images/000/000/103/medium640/3386-01.jpg?1520539869" aria-hidden="true" alt="Adding a Real Time Clock to Raspberry Pi" class="image-preview lazy" src="data:," /> </div> </a> <div class="bottom-section"> <div class="content"> <a class="title" aria-label="Guide title" href="/adding-a-real-time-clock-to-raspberry-pi">Adding a Real Time Clock to Raspberry Pi</a> <div class="author"> By <a aria-label="Guide author" data-turbo="false" href="/u/adafruit2"> <span class="name">lady ada</span> </a> </div> <div class="badges"> <div class="badge favorites " title="Saves"> 100 </div> </div> </div> </div> </div> </div>  <div class="guide-preview content-card"> <div class="preview-content"> <a aria-hidden="true" href="/qualia-s3-space-clock"> <div class="image-container"> <video class="video-preview lazy" preload="auto" muted="muted" loop="loop" playsinline poster="https://cdn-learn.adafruit.com/guides/cropped_images/000/003/903/medium640thumb/guide-loop-2.gif?1701185280" data-error="/assets/missing%2Fmissing.png" 'aria-hidden'=true> <data-src src="https://cdn-learn.adafruit.com/guides/cropped_images/000/003/903/medium640mp4/guide-loop-2.mp4?1701185280"></data-src> <data-src src="https://cdn-learn.adafruit.com/guides/cropped_images/000/003/903/medium640webm/guide-loop-2.webm?1701185280" type="video/webm; codecs=vp8,vorbis"></data-src> Your browser does not support the video tag. This links to the guide Qualia S3 Space Clock. </video> <img data-src="https://cdn-learn.adafruit.com/guides/cropped_images/000/003/903/medium640thumb/guide-loop-2.gif?1701185280" aria-hidden="true" alt="animated gif of the space clock. someone is pressing the button in the back to change the display between mars and earth" class="image-preview lazy" src="data:," /> </div> </a> <div class="bottom-section"> <div class="content"> <a class="title" aria-label="Guide title" href="/qualia-s3-space-clock">Qualia S3 Space Clock</a> <div class="author"> By <a aria-label="Guide author" data-turbo="false" href="/u/BlitzCityDIY"> <span class="name">Liz Clark</span> </a> </div> <div class="badges"> <div class="badge favorites " title="Saves"> 46 </div> </div> </div> </div> </div> </div>  <div class="guide-preview content-card"> <div class="preview-content"> <a aria-hidden="true" href="/prop-maker-feather-talking-adabot-clock"> <div class="image-container"> <video class="video-preview lazy" preload="auto" muted="muted" loop="loop" playsinline poster="https://cdn-learn.adafruit.com/guides/cropped_images/000/003/871/medium640thumb/hero.gif?1693249740" data-error="/assets/missing%2Fmissing.png" 'aria-hidden'=true> <data-src src="https://cdn-learn.adafruit.com/guides/cropped_images/000/003/871/medium640mp4/hero.mp4?1693249740"></data-src> <data-src src="https://cdn-learn.adafruit.com/guides/cropped_images/000/003/871/medium640webm/hero.webm?1693249740" type="video/webm; codecs=vp8,vorbis"></data-src> Your browser does not support the video tag. This links to the guide Prop-Maker Feather Talking Adabot Clock. </video> <img data-src="https://cdn-learn.adafruit.com/guides/cropped_images/000/003/871/medium640thumb/hero.gif?1693249740" aria-hidden="true" alt="Someone is pressing the button on the adabot clock. the NeoPixels in his mouth light up and a speech bubble appears that says "the time is 10:26 AM"" class="image-preview lazy" src="data:," /> </div> </a> <div class="bottom-section"> <div class="content"> <a class="title" aria-label="Guide title" href="/prop-maker-feather-talking-adabot-clock">Prop-Maker Feather Talking Adabot Clock</a> <div class="author"> By <a aria-label="Guide author" data-turbo="false" href="/u/BlitzCityDIY"> <span class="name">Liz Clark</span> </a> </div> <div class="badges"> <div class="badge favorites " title="Saves"> 15 </div> </div> </div> </div> </div> </div>  <div class="guide-preview content-card"> <div class="preview-content"> <a aria-hidden="true" href="/adafruit-si5351-clock-generator-breakout"> <div class="image-container"> <img data-src="https://cdn-learn.adafruit.com/guides/cropped_images/000/000/686/medium640/5640-00.jpg?1667838009" aria-hidden="true" alt="" class="image-preview lazy" src="data:," /> </div> </a> <div class="bottom-section"> <div class="content"> <a class="title" aria-label="Guide title" href="/adafruit-si5351-clock-generator-breakout">Adafruit Si5351 Clock Generator Breakout</a> <div class="author"> By <a aria-label="Guide author" data-turbo="false" href="/u/adafruit2"> <span class="name">lady ada</span> </a> </div> <div class="badges"> <div class="badge favorites " title="Saves"> 42 </div> </div> </div> </div> </div> </div>  <div class="guide-preview content-card"> <div class="preview-content"> <a aria-hidden="true" href="/video-nub-shank-esp32-qt-py-composite-video-injector"> <div class="image-container"> <img data-src="https://cdn-learn.adafruit.com/guides/cropped_images/000/003/605/medium640/nubshankTV2.jpg?1653499677" aria-hidden="true" alt="an old CRT television with a small microcontroller plugged into it to display a vaporwave clock" class="image-preview lazy" src="data:," /> </div> </a> <div class="bottom-section"> <div class="content"> <a class="title" aria-label="Guide title" href="/video-nub-shank-esp32-qt-py-composite-video-injector">Video Nub Shank: ESP32 QT Py Composite Video Injector</a> <div class="author"> By <a aria-label="Guide author" data-turbo="false" href="/u/johnpark"> <span class="name">John Park</span> </a> </div> <div class="badges"> <div class="badge favorites " title="Saves"> 24 </div> </div> </div> </div> </div> </div>  <div class="guide-preview content-card"> <div class="preview-content"> <a aria-hidden="true" href="/blahaj-alarm"> <div class="image-container"> <video class="video-preview lazy" preload="auto" muted="muted" loop="loop" playsinline poster="https://cdn-learn.adafruit.com/guides/cropped_images/000/003/549/medium640thumb/ezgif.com-gif-maker_%281%29.gif?1647923833" data-error="/assets/missing%2Fmissing.png" 'aria-hidden'=true> <data-src src="https://cdn-learn.adafruit.com/guides/cropped_images/000/003/549/medium640mp4/ezgif.com-gif-maker_%281%29.mp4?1647923833"></data-src> <data-src src="https://cdn-learn.adafruit.com/guides/cropped_images/000/003/549/medium640webm/ezgif.com-gif-maker_%281%29.webm?1647923833" type="video/webm; codecs=vp8,vorbis"></data-src> Your browser does not support the video tag. This links to the guide Blahaj Alarm and Lamp. </video> <img data-src="https://cdn-learn.adafruit.com/guides/cropped_images/000/003/549/medium640thumb/ezgif.com-gif-maker_%281%29.gif?1647923833" aria-hidden="true" alt="Blahaj Alarm and Lamp" class="image-preview lazy" src="data:," /> </div> </a> <div class="bottom-section"> <div class="content"> <a class="title" aria-label="Guide title" href="/blahaj-alarm">Blahaj Alarm and Lamp</a> <div class="author"> By <a aria-label="Guide author" data-turbo="false" href="/u/eherrada"> <span class="name">Eva Herrada</span> </a> </div> <div class="badges"> <div class="badge favorites " title="Saves"> 14 </div> </div> </div> </div> </div> </div>  <div class="guide-preview content-card"> <div class="preview-content"> <a aria-hidden="true" href="/macropad-2fa-totp-authentication-friend"> <div class="image-container"> <img data-src="https://cdn-learn.adafruit.com/guides/cropped_images/000/003/379/medium640/thumb3.jpg?1626734374" aria-hidden="true" alt="MacroPad 2FA TOTP Authentication Friend" class="image-preview lazy" src="data:," /> </div> </a> <div class="bottom-section"> <div class="content"> <a class="title" aria-label="Guide title" href="/macropad-2fa-totp-authentication-friend">MacroPad 2FA TOTP Authentication Friend</a> <div class="author"> By <a aria-label="Guide author" data-turbo="false" href="/u/caternuson"> <span class="name">Carter Nelson</span> </a> </div> <div class="badges"> <div class="badge favorites " title="Saves"> 74 </div> </div> </div> </div> </div> </div>  <div class="guide-preview content-card"> <div class="preview-content"> <a aria-hidden="true" href="/network-connected-metro-rgb-matrix-clock"> <div class="image-container"> <video class="video-preview lazy" preload="auto" muted="muted" loop="loop" playsinline poster="https://cdn-learn.adafruit.com/guides/cropped_images/000/003/083/medium640thumb/mmclock-3511b.gif?1597688698" data-error="/assets/missing%2Fmissing.png" 'aria-hidden'=true> <data-src src="https://cdn-learn.adafruit.com/guides/cropped_images/000/003/083/medium640mp4/mmclock-3511b.mp4?1597688698"></data-src> <data-src src="https://cdn-learn.adafruit.com/guides/cropped_images/000/003/083/medium640webm/mmclock-3511b.webm?1597688698" type="video/webm; codecs=vp8,vorbis"></data-src> Your browser does not support the video tag. This links to the guide Network Connected RGB Matrix Clock. </video> <img data-src="https://cdn-learn.adafruit.com/guides/cropped_images/000/003/083/medium640thumb/mmclock-3511b.gif?1597688698" aria-hidden="true" alt="Network Connected RGB Matrix Clock" class="image-preview lazy" src="data:," /> </div> </a> <div class="bottom-section"> <div class="content"> <a class="title" aria-label="Guide title" href="/network-connected-metro-rgb-matrix-clock">Network Connected RGB Matrix Clock</a> <div class="author"> By <a aria-label="Guide author" data-turbo="false" href="/u/johnpark"> <span class="name">John Park</span> </a> </div> <div class="badges"> <div class="badge favorites " title="Saves"> 73 </div> </div> </div> </div> </div> </div>  <div class="guide-preview content-card"> <div class="preview-content"> <a aria-hidden="true" href="/vertical-wordclock"> <div class="image-container"> <img data-src="https://cdn-learn.adafruit.com/guides/cropped_images/000/002/616/medium640/word_clock_demo_ORIG_2019_07.jpg?1562963013" aria-hidden="true" alt="Simple Vertical Wordclock" class="image-preview lazy" src="data:," /> </div> </a> <div class="bottom-section"> <div class="content"> <a class="title" aria-label="Guide title" href="/vertical-wordclock">Simple Vertical Wordclock</a> <div class="author"> By <a aria-label="Guide author" data-turbo="false" href="/u/danowall"> <span class="name">Dano Wall</span> </a> </div> <div class="badges"> <div class="badge favorites " title="Saves"> 36 </div> </div> </div> </div> </div> </div>  <div class="guide-preview content-card"> <div class="preview-content"> <a aria-hidden="true" href="/adafruit-pcf8523-real-time-clock"> <div class="image-container"> <img data-src="https://cdn-learn.adafruit.com/guides/cropped_images/000/001/821/medium640/PCF8523_top_angle.jpg?1628024511" aria-hidden="true" alt="Adafruit PCF8523 Real Time Clock" class="image-preview lazy" src="data:," /> </div> </a> <div class="bottom-section"> <div class="content"> <a class="title" aria-label="Guide title" href="/adafruit-pcf8523-real-time-clock">Adafruit PCF8523 Real Time Clock</a> <div class="author"> By <a aria-label="Guide author" data-turbo="false" href="/u/adafruit2"> <span class="name">lady ada</span> </a> </div> <div class="badges"> <div class="badge favorites " title="Saves"> 37 </div> </div> </div> </div> </div> </div>  <div class="guide-preview content-card"> <div class="preview-content"> <a aria-hidden="true" href="/metro-minimalist-clock"> <div class="image-container"> <img data-src="https://cdn-learn.adafruit.com/guides/cropped_images/000/001/695/medium640/beautyMetroMinimalistClock_4x3.jpg?1499196843" aria-hidden="true" alt="Metro Minimalist Clock" class="image-preview lazy" src="data:," /> </div> </a> <div class="bottom-section"> <div class="content"> <a class="title" aria-label="Guide title" href="/metro-minimalist-clock">Metro Minimalist Clock</a> <div class="author"> By <a aria-label="Guide author" data-turbo="false" href="/u/johnpark"> <span class="name">John Park</span> </a> </div> <div class="badges"> <div class="badge favorites " title="Saves"> 44 </div> </div> </div> </div> </div> </div>  <div class="guide-preview content-card"> <div class="preview-content"> <a aria-hidden="true" href="/ds3231-precision-rtc-featherwing"> <div class="image-container"> <img data-src="https://cdn-learn.adafruit.com/guides/cropped_images/000/001/259/medium640/3028-00.jpg?1515089978" aria-hidden="true" alt="DS3231 Precision RTC FeatherWing" class="image-preview lazy" src="data:," /> </div> </a> <div class="bottom-section"> <div class="content"> <a class="title" aria-label="Guide title" href="/ds3231-precision-rtc-featherwing">DS3231 Precision RTC FeatherWing</a> <div class="author"> By <a aria-label="Guide author" data-turbo="false" href="/u/adafruit2"> <span class="name">lady ada</span> </a> </div> <div class="badges"> <div class="badge favorites " title="Saves"> 28 </div> </div> </div> </div> </div> </div>  <div class="guide-preview content-card"> <div class="preview-content"> <a aria-hidden="true" href="/adafruit-ds3231-precision-rtc-breakout"> <div class="image-container"> <img data-src="https://cdn-learn.adafruit.com/guides/cropped_images/000/001/231/medium640/DS3231_top_angle.jpg?1628093493" aria-hidden="true" alt="Adafruit DS3231 Precision RTC Breakout" class="image-preview lazy" src="data:," /> </div> </a> <div class="bottom-section"> <div class="content"> <a class="title" aria-label="Guide title" href="/adafruit-ds3231-precision-rtc-breakout">Adafruit DS3231 Precision RTC Breakout</a> <div class="author"> By <a aria-label="Guide author" data-turbo="false" href="/u/adafruit2"> <span class="name">lady ada</span> </a> </div> <div class="badges"> <div class="badge favorites " title="Saves"> 86 </div> </div> </div> </div> </div> </div>  <div class="guide-preview 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data-src="https://cdn-learn.adafruit.com/guides/cropped_images/000/001/068/medium640/Word_Clock_iso_lit_ORIG_01_%281%29_scaled.jpg?1520960844" aria-hidden="true" alt="NeoMatrix 8x8 Word Clock" class="image-preview lazy" src="data:," /> </div> </a> <div class="bottom-section"> <div class="content"> <a class="title" aria-label="Guide title" href="/neomatrix-8x8-word-clock">NeoMatrix 8x8 Word Clock</a> <div class="author"> By <a aria-label="Guide author" data-turbo="false" href="/u/andydoro"> <span class="name">Andy Doro</span> </a> </div> <div class="badges"> <div class="badge favorites " title="Saves"> 87 </div> </div> </div> </div> </div> </div>  <div class="guide-preview content-card"> <div class="preview-content"> <a aria-hidden="true" href="/neopixel-60-ring-clock"> <div class="image-container"> <img data-src="https://cdn-learn.adafruit.com/guides/cropped_images/000/000/544/medium640/04.jpg?1520541895" aria-hidden="true" alt="NeoPixel 60 Ring Wall Clock" class="image-preview lazy" src="data:," /> </div> </a> <div class="bottom-section"> <div class="content"> <a class="title" aria-label="Guide title" href="/neopixel-60-ring-clock">NeoPixel 60 Ring Wall Clock</a> <div class="author"> By <a aria-label="Guide author" data-turbo="false" href="/u/andydoro"> <span class="name">Andy Doro</span> </a> </div> <div class="badges"> <div class="badge favorites " title="Saves"> 48 </div> </div> </div> </div> </div> </div>  <div class="guide-preview content-card"> <div class="preview-content"> <a aria-hidden="true" href="/adding-a-real-time-clock-to-beaglebone-black"> <div class="image-container"> <img data-src="https://cdn-learn.adafruit.com/guides/cropped_images/000/000/325/medium640/ds1307rtc_LRG.jpg?1534968818" aria-hidden="true" alt="Adding a Real Time Clock to BeagleBone Black" class="image-preview lazy" src="data:," /> </div> </a> <div class="bottom-section"> <div class="content"> <a class="title" aria-label="Guide title" href="/adding-a-real-time-clock-to-beaglebone-black">Adding a Real Time Clock to BeagleBone Black</a> <div class="author"> By <a aria-label="Guide author" data-turbo="false" href="/u/jwcooper"> <span class="name">Justin Cooper</span> </a> </div> <div class="badges"> <div class="badge favorites " title="Saves"> 2 </div> </div> </div> </div> </div> </div>  <div class="guide-preview content-card"> <div class="preview-content"> <a aria-hidden="true" href="/ds1307-real-time-clock-breakout-board-kit"> <div class="image-container"> <img data-src="https://cdn-learn.adafruit.com/guides/cropped_images/000/000/196/medium640/ds1307rtc_LRG.jpg?1534967584" aria-hidden="true" alt="DS1307 Real Time Clock Breakout Board Kit" class="image-preview lazy" src="data:," /> </div> </a> <div class="bottom-section"> <div class="content"> <a class="title" aria-label="Guide title" href="/ds1307-real-time-clock-breakout-board-kit">DS1307 Real Time Clock Breakout Board Kit</a> <div class="author"> By <a 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