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Adafruit Industries

5,516 episodes — Page 79 of 111

CircuitPython Weekly Meeting for April 19, 2021

Notes document is available here: https://github.com/adafruit/adafruit-circuitpython-weekly-meeting/blob/master/2021/2021-04-19.md Join here for the chat all week: http://adafru.it/discord The CircuitPython Weekly happens normally at 2pm ET/11am PT on Mondays. Check the #circuitpython-dev channel on Discord for notices of change in time and links to past meetings. Meeting times are also available in iCal format using the following link: https://raw.githubusercontent.com/adafruit/adafruit-circuitpython-weekly-meeting/master/meeting.ical or view it in your browser: https://open-web-calendar.herokuapp.com/calendar.html?url=https://raw.githubusercontent.com/adafruit/adafruit-circuitpython-weekly-meeting/master/meeting.ical CircuitPython development is sponsored by Adafruit. Please support them by purchasing hardware from https://adafruit.com. Reminders: Podcast available on most services. Let us know if we’re missing some. Visit the Adafruit shop online - http://www.adafruit.com ----------------------------------------- LIVE CHAT IS HERE! http://adafru.it/discord Adafruit on Instagram: https://www.instagram.com/adafruit Subscribe to Adafruit on YouTube: http://adafru.it/subscribe New tutorials on the Adafruit Learning System: http://learn.adafruit.com/ -----------------------------------------

Apr 19, 20211h 42m

The Great Search - Common 0.1 inch (2.54mm) Header Pin Strips

Find it on Digi-Key: https://www.digikey.com/short/087j4jt2 The every-day male header pins, they come in so handy! They make great board-to-board connectors, with good current carrying capacity, fair durability, low cost, and near-infinite configurations. Lets practice how to find them on Digi-Key since there are thousands to choose from. We'll give tips and tricks on cost-vs-premium, Marketplace products, and Value Add services. #TheGreatSearch @adafruit @digikey #deskofladyada ----------------------------------------- LIVE CHAT IS HERE! http://adafru.it/discord Adafruit on Instagram: https://www.instagram.com/adafruit Subscribe to Adafruit on YouTube: http://adafru.it/subscribe New tutorials on the Adafruit Learning System: http://learn.adafruit.com/ -----------------------------------------

Apr 19, 202117 min

Desk of Ladyada - Desk of Ladyada - snap-apart mechanical keyboards and “NFTs” :)

It's a Keeb-ful sunday at the Desk of Ladyada - we launched the NeoKey breakout and dual key FeatherWing. But what about folks who want MORE KEEB? We chatted last weekend about making some sort of macro-pad or configurable keyboard, ideally with snap apart bits. Today we spent some time making the custom footprint that would let me easily tile Kailh-socket-plus-NeoPixel objects. There was some concern about how to handle snapping from various sides till an 'a-ha!' moment. Also, we're going to mint our first “NFT” (we are not), come by to see what it's gonna be. The Great Search - Common 0.1 inch (2.54mm) Header Pin Strips https://www.digikey.com/short/087j4jt2 The every-day male header pins, they come in so handy! They make great board-to-board connectors, with good current carrying capacity, fair durability, low cost, and near-infinite configurations. Lets practice how to find them on Digi-Key since there are thousands to choose from. We'll give tips and tricks on cost-vs-premium, Marketplace products, and Value Add services. #adafruit #digikey #deskofladyada Visit the Adafruit shop online - http://www.adafruit.com ----------------------------------------- LIVE CHAT IS HERE! http://adafru.it/discord Adafruit on Instagram: https://www.instagram.com/adafruit Subscribe to Adafruit on YouTube: http://adafru.it/subscribe New tutorials on the Adafruit Learning System: http://learn.adafruit.com/ -----------------------------------------

Apr 18, 202146 min

Adafruit NeoPixels

https://adafruit.com/neopixel What's better for your project than rings, strips, boards and sticks of pulsing, colorful miniature LEDs? We can't think of much else - and that's why we carry a complete line of the Adafruit original NeoPixels. These popular products are chainable from one to the next so you can power and program a long line of NeoPixels together to form an endless (or almost endless) string of 5050 LEDs. Plus, with our NeoPixel Uberguide, wonderfully written NeoPixel library for Arduino and our diverse range of Learn System projects, its never been easier to both find a project and program it to glow or spin or flash as quickly, slowly, and vibrantly as you want. #adafruit #neopixel #neopixels Visit the Adafruit shop online - http://www.adafruit.com ----------------------------------------- LIVE CHAT IS HERE! http://adafru.it/discord Adafruit on Instagram: https://www.instagram.com/adafruit Subscribe to Adafruit on YouTube: http://adafru.it/subscribe New tutorials on the Adafruit Learning System: http://learn.adafruit.com/ -----------------------------------------

Apr 18, 20210 min

Ferrofluid Meditation - Collin’s Lab Notes

Find magnets @ Adafruit: https://www.adafruit.com/?q=magnet&sort=BestMatch Take a break & find peace while watching #ferrofluid flow #adafruit #collinslabnotes Visit the Adafruit shop online - http://www.adafruit.com ----------------------------------------- LIVE CHAT IS HERE! http://adafru.it/discord Adafruit on Instagram: https://www.instagram.com/adafruit Subscribe to Adafruit on YouTube: http://adafru.it/subscribe New tutorials on the Adafruit Learning System: http://learn.adafruit.com/ -----------------------------------------

Apr 16, 20210 min

John Park's CircuitPython Parsec: Firmware Drag and Drop Demo

#circuitpythonparsec Here's a quick demo on how fast and easy it is to get CircuitPython up and running on a board with drag-and-drop .UF2 bootloader firmware. Plus, the Project Bundle in the Learn Guide will get you the code, libraries, and assets you need in one single download. *Please note: "The parsec is a unit of length used to measure the large distances to astronomical objects outside the Solar System, approximately equal to 3.26 light-years." https://en.wikipedia.org/wiki/Parsec Visit the Adafruit shop online - http://www.adafruit.com ----------------------------------------- LIVE CHAT IS HERE! http://adafru.it/discord Adafruit on Instagram: https://www.instagram.com/adafruit Subscribe to Adafruit on YouTube: http://adafru.it/subscribe New tutorials on the Adafruit Learning System: http://learn.adafruit.com/ -----------------------------------------

Apr 16, 20212 min

Deep Dive w/Scott: Actions, Bundles and Boards oh my

In the video I answer questions folks have, discuss GitHub Actions, discuss the new project bundles, talk about BLE file transfer progress. Next week will be on Friday. I’m sponsored by Adafruit to work on CircuitPython. Support them, and by extension me, by purchasing hardware from https://adafruit.com Chat with me and lot of others on the Adafruit Discord at https://adafru.it/discord. Deep Dive happens every week. Normally Fridays at 2pm Pacific but occasionally shifted to Thursday at 2pm. Typically goes for two hours or more. Questions are welcome. Visit the Adafruit shop online - http://www.adafruit.com 0:00 Getting started and hellos 0:07:05 microlab 0:08:06 adafruit benefits / support 0:11:23 housekeeping 0:18:33 Learn Guides / “project bundle”Zip file downloads - soon to be on Circup (sp) 0:23:11 200 boards that support CP milestone 0:25:51 Filter ‘thing’ support matrix on readthedocs.io 0:31:14 obfuscation techniques if you want to make Python code unreadable 0:32:14 - filter on ‘alarm’ 0:26:44 downloads page has filters too 0:34:21 github actions, 1,500 repositories / github.com/circuitpython 0:37:14 TinyML for *python? 0:41:44 CI Monitor / problem matchers 0:44:25 installing micropython on rp2040 feather ( broken link … ) 0:47:43 add a sentence (to CI) to say that if you need help from a human, come on discord etc? 0:49:06 BlueFruit ideas - phone/tablet focus 0:51:12 BLE_File_Transfer pull request 0:53:59 demo - about 5-6KBs - larger block about 11KBs 1:03:17 talk about how CP gets onto these devices that are BLE only? Will that a per chip mfg process 1:04:59 TinyML file transfer mention 1:06:19 Python Struct is ‘awesome’ / PR out there now 1:08:44 wrapped up: how's the BLE going? 1:09:48 Remove LED line number blinks 1:14:59 Android on the road map ? 1:17:19 LED is a problem for low power 1:24:04 on error - run this file (mentioned) 1:25:19 new branch / connect jlink to feather 1:30:59 attempt to connect via gdb ( rebuild with DEBUG=1 to connect ) 2:03:54 first compile 2:06:28 last question call 2:06:44 set time between blinks configuration request 2:14:49 save mode blink 2:18:14 Safe mode ‘trick’ - fake it 2:21:12 Factor the blink-off delay out 2:24:12 ‘review’ the changes - and commit tannewt simplify_status_led 2:27:54 We can see Scott! 2:28:59 next week Friday 2:29:46 off stream ----------------------------------------- LIVE CHAT IS HERE! http://adafru.it/discord Adafruit on Instagram: https://www.instagram.com/adafruit Subscribe to Adafruit on YouTube: http://adafru.it/subscribe New tutorials on the Adafruit Learning System: http://learn.adafruit.com/ -----------------------------------------

Apr 16, 20212h 29m

Made in NYC 4/14/2021 Featuring Adafruit FunHouse, CRICKIT, NeoKey, Trinkey & More!

Making 7-Segment LED Matrix Backpacks (0:07) https://www.adafruit.com/product/877 Making GPS HATs (0:28) https://www.adafruit.com/product/2324 Bin of FunHouse boards https://www.adafruit.com/product/4985 Selective solder CRICKIT (1:01) https://www.adafruit.com/product/3093 Time lapse of Slider Trinkey prototype build! (1:29) https://www.instagram.com/p/CNi06DJn1VH/ Selective solder Power Relay FeatherWing (2:14) https://www.adafruit.com/product/3191 Rotary Trinkey prototype build time lapse ... with mini hot plate (2:25) http://adafruit.com/minihotplate https://www.instagram.com/p/CNproKpnKJC/ NeoTrellis Tester alignment jig (3:05) https://www.adafruit.com/product/3938 NeoKey Trinkey prototype build time lapse (uses the mini hot plate) (3:13) https://www.adafruit.com/product/4948 https://www.instagram.com/p/CNi06DJn1VH/ Crane being worked on (4:00) Rainy sunset (4:21) #adafruit #manufacturing #funhouse ----------------------------------------- Visit the Adafruit shop online - http://www.adafruit.com ----------------------------------------- LIVE CHAT IS HERE! http://adafru.it/discord Adafruit on Instagram: https://www.instagram.com/adafruit Subscribe to Adafruit on YouTube: http://adafru.it/subscribe New tutorials on the Adafruit Learning System: http://learn.adafruit.com/ -----------------------------------------

Apr 15, 20214 min

Code Commentary - Collin’s Lab Notes

Get great boards to code for @ Adafruit: https://www.adafruit.com/category/851 Commenting your code does more than just add a human touch – still , that’s big part of it :) #adafruit #collinslabnotes Visit the Adafruit shop online - http://www.adafruit.com ----------------------------------------- LIVE CHAT IS HERE! http://adafru.it/discord Adafruit on Instagram: https://www.instagram.com/adafruit Subscribe to Adafruit on YouTube: http://adafru.it/subscribe New tutorials on the Adafruit Learning System: http://learn.adafruit.com/ -----------------------------------------

Apr 15, 20210 min

Making the Prox Trinkey prototype timelapse

Making the Prox Trinkey prototype timelapse #adafruit #timelapse #trinkey Visit the Adafruit shop online - http://www.adafruit.com ----------------------------------------- LIVE CHAT IS HERE! http://adafru.it/discord Adafruit on Instagram: https://www.instagram.com/adafruit Subscribe to Adafruit on YouTube: http://adafru.it/subscribe New tutorials on the Adafruit Learning System: http://learn.adafruit.com/ -----------------------------------------

Apr 15, 20210 min

New Products 4/14/2021 featuring Adafruit ItsyBitsy RP2040!

Gameduino 3X Dazzler for Feather M4 by Excamera Labs (0:06) https://www.adafruit.com/product/4969?utm_source=youtube&utm_medium=videodescrip&utm_campaign=newproducts M5Stack ESP32 Timer Camera X with 8 MB PSRAM (2:34) https://www.adafruit.com/product/4959?utm_source=youtube&utm_medium=videodescrip&utm_campaign=newproducts NeoPixel Mini 3535 RGB LEDs w/ Integrated Driver Chip - Black - Pack of 100 (3:14) https://www.adafruit.com/product/4957?utm_source=youtube&utm_medium=videodescrip&utm_campaign=newproducts USB C SMT / THM Jack Connector - Power Only - Pack of 10 (3:54) https://www.adafruit.com/product/4907?utm_source=youtube&utm_medium=videodescrip&utm_campaign=newproducts Piezoelectric Ribbon Sensor - 2 feet / 600mm long (4:54) https://www.adafruit.com/product/4931?utm_source=youtube&utm_medium=videodescrip&utm_campaign=newproducts Silicone Sheath NeoPixel LED Strip - 60 LEDs/m - 1 meter (6:28) https://www.adafruit.com/product/4915?utm_source=youtube&utm_medium=videodescrip&utm_campaign=newproducts Adafruit ItsyBitsy RP2040 (8:51) https://www.adafruit.com/product/4888?utm_source=youtube&utm_medium=videodescrip&utm_campaign=newproducts -------------------------------------- Shop for all of the newest Adafruit products: http://adafru.it/new Visit the Adafruit shop online - http://www.adafruit.com Adafruit on Instagram: https://www.instagram.com/adafruit LIVE CHAT IS HERE! http://adafru.it/discord New tutorials on the Adafruit Learning System: http://learn.adafruit.com/ -----------------------------------------

Apr 15, 202113 min

JOHN PARK'S WORKSHOP LIVE LIFX Bulb Prox Sensor 4/15/21

On today's show: LIFX Bulb Prox Sensor with Funhouse ESP32-S2 CircuitPython Firmware Update + Project Bundle Demo JPPPoW Recap + more! Visit the Adafruit shop online - http://www.adafruit.com ----------------------------------------- LIVE CHAT IS HERE! http://adafru.it/discord Adafruit on Instagram: https://www.instagram.com/adafruit Subscribe to Adafruit on YouTube: http://adafru.it/subscribe New tutorials on the Adafruit Learning System: http://learn.adafruit.com/ -----------------------------------------

Apr 15, 202141 min

The Python on Hardware weekly video 128

The wonderful world of Python on hardware! Episode 128 (April 14, 2021). This is our weekly Python video-newsletter-podcast! Ladyada and PT review the Python on hardware news & highlights of the week. The news comes from the Python community, Discord, Adafruit communities and more. It’s part of the comprehensive newsletter we do each week. The video playlist of episodes is here: http://adafru.it/pohepisodes Sign up for the Python on Microcontrollers weekly email newsletter here: https://www.adafruitdaily.com/ ----------------------------------------- LIVE CHAT IS HERE! http://adafru.it/discord Adafruit on Instagram: https://www.instagram.com/adafruit Subscribe to Adafruit on YouTube: http://adafru.it/subscribe New tutorials on the Adafruit Learning System: http://learn.adafruit.com/ -----------------------------------------

Apr 14, 20215 min

Adafruit Top Secret! April 14, 2021

Adafruit Top Secret! April 14, 2021 #Adafruit #AdafruitTopSecret @Adafruit The news from Adafruit in New York. Broadcast March 31, 2021 https://www.adafruit.com/new These are items or concept products that may/might/could be introduced into the Adafruit store in the future (or not)! It's not out yet, so please don't ask questions or ask when it'll be available.... Visit the Adafruit shop online - http://www.adafruit.com ----------------------------------------- LIVE CHAT IS HERE! http://adafru.it/discord Adafruit on Instagram: https://www.instagram.com/adafruit Subscribe to Adafruit on YouTube: http://adafru.it/subscribe New tutorials on the Adafruit Learning System: http://learn.adafruit.com/ -----------------------------------------

Apr 14, 20214 min

SHOW and TELL 4/14/2021

SHOW and TELL 4/14/2021 #ShowandTell

Apr 14, 202135 min

3D Hangouts – Pixel Displays and VHS Pi Case

This week we're checking out RGB matrix pixel displays with Feather RP2040. Chatting about a VHS themed case for Raspberry Pi 4. Two lovely print in place projects to catch up on Timelapse Tuesday. A couple of projects for Community Makes to end the show, excellent! 32x32 Pixel Display YouTube Video https://youtu.be/FJH_oCnTxec 32x32 Square Pixel Guide - Coming soon https://learn.adafruit.com/32x32-square-pixel-display/ Pixel Art Matrix Display Guide https://learn.adafruit.com/pixel-art-matrix-display/ CAD files on Thingiverse https://www.thingiverse.com/thing:4827286 32x32 RGB Matrix - 6mm Pitch https://www.adafruit.com/product/1484 Feather RP2040 https://www.adafruit.com/product/4884 FeatherWing Doubler https://www.adafruit.com/product/2890 RGB Matrix (M4+M0+RP2040) FeatherWing https://www.adafruit.com/product/3036 Black LED Acrylic 12x12in https://www.adafruit.com/product/4594 5V 10A Power Supply https://www.adafruit.com/product/658 VHS Case for Raspberry Pi 4 https://www.thingiverse.com/thing:4817060 16×16 NeoPixel Square Pixel Display https://www.thingiverse.com/thing:4812805 Visit the Adafruit shop online - http://www.adafruit.com ----------------------------------------- LIVE CHAT IS HERE! http://adafru.it/discord Adafruit on Instagram: https://www.instagram.com/adafruit Subscribe to Adafruit on YouTube: http://adafru.it/subscribe New tutorials on the Adafruit Learning System: http://learn.adafruit.com/ -----------------------------------------

Apr 14, 20211h 1m

EYE ON NPI - WL-VCSL Vertical Cavity Surface Laser

This week's EYE ON NPI has frickin' ceramics with frickin' lasers on its head - it's a Wurth Elektronik Vertical-cavity surface-emitting laser (VCSEL) infrared laser emitter (https://www.digikey.com/en/product-highlight/w/wurth-electronics/wl-vcsl-vertical-cavity-surface-laser) . These pick-and-placeable components look a little like large LEDs, and they sort-of are. Except unlike LEDs, the light wavelength is very narrow band wavelength AND it is 'coherent' light (https://en.wikipedia.org/wiki/Coherence_(physics)) which means that the emitted waves of light are all in sync. ----------------------------------------- LIVE CHAT IS HERE! http://adafru.it/discord Adafruit on Instagram: https://www.instagram.com/adafruit Subscribe to Adafruit on YouTube: http://adafru.it/subscribe New tutorials on the Adafruit Learning System: http://learn.adafruit.com/ -----------------------------------------

Apr 14, 20217 min

Funhouse Door Alert demo

The Funhouse Door Alert sends data to your Adafruit IO dashboard almost instantaneously! Running CircuitPython and using the ESP32-S2 WiFi-enabled microcontroller, the Funhouse is great for home automation. John Park Learn Guide coming soon. Visit the Adafruit shop online - http://www.adafruit.com ----------------------------------------- LIVE CHAT IS HERE! http://adafru.it/discord Adafruit on Instagram: https://www.instagram.com/adafruit Subscribe to Adafruit on YouTube: http://adafru.it/subscribe New tutorials on the Adafruit Learning System: http://learn.adafruit.com/ -----------------------------------------

Apr 14, 20210 min

Rotary Trinkey prototype build timelapse ... with mini hot plate

Rotary Trinkey prototype build timelapse ... with mini hot plate http://adafruit.com/minihotplate #adafruit #minihotplate #prototype Visit the Adafruit shop online - http://www.adafruit.com ----------------------------------------- LIVE CHAT IS HERE! http://adafru.it/discord Adafruit on Instagram: https://www.instagram.com/adafruit Subscribe to Adafruit on YouTube: http://adafru.it/subscribe New tutorials on the Adafruit Learning System: http://learn.adafruit.com/ -----------------------------------------

Apr 14, 20210 min

Wet vs Brass Sponge Tip Cleaning - Collin’s Lab Notes

Choose your tip cleaner, wisely: https://www.adafruit.com/product/3540 https://www.adafruit.com/product/1172 A dilemma which has haunted humanity since the dawn of time – clean your iron w a wet sponge or brass sponge? #adafruit #collinslabnotes Visit the Adafruit shop online - http://www.adafruit.com ----------------------------------------- LIVE CHAT IS HERE! http://adafru.it/discord Adafruit on Instagram: https://www.instagram.com/adafruit Subscribe to Adafruit on YouTube: http://adafru.it/subscribe New tutorials on the Adafruit Learning System: http://learn.adafruit.com/ -----------------------------------------

Apr 14, 20210 min

ASK AN ENGINEER 4/14/2021 LIVE!

ASK AN ENGINEER 4/14/2021 LIVE! #adafruit #askanengineer #electronics Visit the Adafruit shop online - http://www.adafruit.com ----------------------------------------- LIVE CHAT IS HERE! http://adafru.it/discord Adafruit on Instagram: https://www.instagram.com/adafruit Subscribe to Adafruit on YouTube: http://adafru.it/subscribe New tutorials on the Adafruit Learning System: http://learn.adafruit.com/ -----------------------------------------

Apr 14, 20211h 33m

Timelapse of Slider Trinkey prototype build!

Timelapse of Slider Trinkey prototype build! #adafruit #timelapse #trinkey Visit the Adafruit shop online - http://www.adafruit.com ----------------------------------------- LIVE CHAT IS HERE! http://adafru.it/discord Adafruit on Instagram: https://www.instagram.com/adafruit Subscribe to Adafruit on YouTube: http://adafru.it/subscribe New tutorials on the Adafruit Learning System: http://learn.adafruit.com/ -----------------------------------------

Apr 13, 20210 min

JP’s Product Pick of the Week Recap AMG8833 Thermal Camera

#adafruit #newproductpick JP’s Product Pick of the Week Recap AMG8833 Thermal Camera in STEMMA QT format. https://www.adafruit.com/product/3538 Visit the Adafruit shop online - http://www.adafruit.com ----------------------------------------- LIVE CHAT IS HERE! http://adafru.it/discord Adafruit on Instagram: https://www.instagram.com/adafruit Subscribe to Adafruit on YouTube: http://adafru.it/subscribe New tutorials on the Adafruit Learning System: http://learn.adafruit.com/ -----------------------------------------

Apr 13, 20211 min

JP’s Product Pick of the Week 4/13/21 AMG8833 Thermal Camera

#adafruit #newproductpicks JP’s Product Pick of the Week -- AMG8833 Thermal Camera https://www.adafruit.com/product/3538 50% off discount during livestream! Visit the Adafruit shop online - http://www.adafruit.com ----------------------------------------- LIVE CHAT IS HERE! http://adafru.it/discord Adafruit on Instagram: https://www.instagram.com/adafruit Subscribe to Adafruit on YouTube: http://adafru.it/subscribe New tutorials on the Adafruit Learning System: http://learn.adafruit.com/ -----------------------------------------

Apr 13, 202120 min

Mechanical Key Switch: Tactile & Clicky - Collin’s Lab Notes

Find your switch at Adafruit: https://www.adafruit.com/?q=mechanical+key+switches&sort=BestMatch Which mechanical key switch do you choose? The rounded bump of tactile or the definitive snap of clicky? #adafruit #collinslabnotes #mechanicalkeyboard Visit the Adafruit shop online - http://www.adafruit.com ----------------------------------------- LIVE CHAT IS HERE! http://adafru.it/discord Adafruit on Instagram: https://www.instagram.com/adafruit Subscribe to Adafruit on YouTube: http://adafru.it/subscribe New tutorials on the Adafruit Learning System: http://learn.adafruit.com/ -----------------------------------------

Apr 13, 20210 min

Square Pixel Display with RGB Matrix and CircuitPython

This is a square pixel display that uses an 32x32 RGB matrix display. It's powered by the Feather RP2040 and RGB Matrix FeatherWing. This runs CircuitPython and the Matrix Portal Library to play animated sprite sheets on the display. 32x32 Square Pixel Guide - Coming Soon https://learn.adafruit.com/32x32-square-pixel-display/ Pixel Art Matrix Display Guide https://learn.adafruit.com/pixel-art-matrix-display/ CAD files on Thingiverse https://www.thingiverse.com/thing:4827286 32x32 RGB Matrix - 6mm Pitch https://www.adafruit.com/product/1484 Feather RP2040 https://www.adafruit.com/product/4884 FeatherWing Doubler https://www.adafruit.com/product/2890 RGB Matrix (M4+M0+RP2040) FeatherWing https://www.adafruit.com/product/3036 Black LED Acrylic 12x12in https://www.adafruit.com/product/4594 5V 10A Power Supply https://www.adafruit.com/product/658 Visit the Adafruit shop online - http://www.adafruit.com ----------------------------------------- LIVE CHAT IS HERE! http://adafru.it/discord Adafruit on Instagram: https://www.instagram.com/adafruit Subscribe to Adafruit on YouTube: http://adafru.it/subscribe New tutorials on the Adafruit Learning System: http://learn.adafruit.com/ -----------------------------------------

Apr 13, 20213 min

Mechanical Key Switch: Linear - Collin’s Lab Notes

Pick up mech switches at Adafruit: https://www.adafruit.com/product/4952 Linear key switches - a simple & fast mech key staple #adafruit #collinslabnotes #mechanicalkeyboards Visit the Adafruit shop online - http://www.adafruit.com ----------------------------------------- LIVE CHAT IS HERE! http://adafru.it/discord Adafruit on Instagram: https://www.instagram.com/adafruit Subscribe to Adafruit on YouTube: http://adafru.it/subscribe New tutorials on the Adafruit Learning System: http://learn.adafruit.com/ -----------------------------------------

Apr 12, 20210 min

CircuitPython Weekly April 12, 2021

Notes document is available here: https://github.com/adafruit/adafruit-circuitpython-weekly-meeting/blob/master/2021/2021-04-12.md Join here for the chat all week: http://adafru.it/discord The CircuitPython Weekly happens normally at 2pm ET/11am PT on Mondays. Check the #circuitpython channel on Discord for notices of change in time and links to past meetings. Meeting times are also available in iCal format using the following link: https://raw.githubusercontent.com/adafruit/adafruit-circuitpython-weekly-meeting/master/meeting.ical or view it in your browser: https://open-web-calendar.herokuapp.com/calendar.html?url=https://raw.githubusercontent.com/adafruit/adafruit-circuitpython-weekly-meeting/master/meeting.ical CircuitPython development is sponsored by Adafruit. Please support them by purchasing hardware from https://adafruit.com. Reminders: Podcast available on most services. Let us know if we’re missing some. Visit the Adafruit shop online - http://www.adafruit.com ----------------------------------------- LIVE CHAT IS HERE! http://adafru.it/discord Adafruit on Instagram: https://www.instagram.com/adafruit Subscribe to Adafruit on YouTube: http://adafru.it/subscribe New tutorials on the Adafruit Learning System: http://learn.adafruit.com/ -----------------------------------------

Apr 12, 20211h 35m

Testing QT Py RP2040's with a Teensy

Ooh we're fabbing QT Py RP2040 https://www.adafruit.com/product/4900 as fast as possible, folks love these adorable boards. With an RP2040 chip plus 8MB flash plus QT connector plus NeoPixel and two buttons...what is not to love? We want to get these tested as fast as possible, so we're using the Teensy 3.6 as a mass storage host, it 'drag's the UF2 over to the drive which then performs the self test. Voila, 2 seconds later we have the Neo glowin' and the board is ready to ship out. #adafruit #teensy #rp2040 Visit the Adafruit shop online - http://www.adafruit.com ----------------------------------------- LIVE CHAT IS HERE! http://adafru.it/discord Adafruit on Instagram: https://www.instagram.com/adafruit Subscribe to Adafruit on YouTube: http://adafru.it/subscribe New tutorials on the Adafruit Learning System: http://learn.adafruit.com/ -----------------------------------------

Apr 12, 20210 min

Desk of Ladyada - Trinkey triNKey TRinkEY TRINKEY!

We're drunk on Trinkey's here - we tested our four pending designs: slide trinkey, neokey trinkey, rotary trinkey and prox/light trinkey. All working well, we made Arduino and CircuitPython definitions for all four, and wrote a little example code. We also got a funky rotary encoder sample, a Kano Motion Sensor unboxing/teardown and a preview of BUNDLE FLY - the new CircuitPython library manager built into the adafruit learning system! We also started thinking about a Trinkey for connecting any I2C sensor, maybe a QT Trinkey...which we're going a slightly different direction with. The Great Search - Nylon PCB Spacers https://www.digikey.com/short/3vwj40b0 For our new QT Trinkey design we want to have QT sensors snap on with little plastic standoffs that have nubbins in them. What are these called? What sort of types are available and how do you buy them on Digi-Key? We'll go on a quest to get the perfect standoffs for our modular system! Visit the Adafruit shop online - http://www.adafruit.com #deskofladyada #thegreatsearch #adafruit ----------------------------------------- LIVE CHAT IS HERE! http://adafru.it/discord Adafruit on Instagram: https://www.instagram.com/adafruit Subscribe to Adafruit on YouTube: http://adafru.it/subscribe New tutorials on the Adafruit Learning System: http://learn.adafruit.com/ -----------------------------------------

Apr 12, 202155 min

Flexi Turtle Phone Holder

Every week we'll 3D print designs from the community and showcase slicer settings, use cases and of course, Time-lapses! Flexi Turtle kendofuji https://cults3d.com/en/3d-model/gadget/flexi-turtle CR10S Pro Rainbow PLA 05hr 30mins X:203 Y:184 Z:42mm .2mm layer / .4mm nozzle 10% Infill / 6mm retract 210C / 60C 5g 90mm/s Visit the Adafruit shop online - http://www.adafruit.com ----------------------------------------- LIVE CHAT IS HERE! http://adafru.it/discord Adafruit on Instagram: https://www.instagram.com/adafruit Subscribe to Adafruit on YouTube: http://adafru.it/subscribe New tutorials on the Adafruit Learning System: http://learn.adafruit.com/ -----------------------------------------

Apr 12, 20210 min

NeoKey Trinkey prototype build timelaps

NeoKey Trinkey prototype build timelapse (uses the mini hot plate) https://www.adafruit.com/product/4948 Visit the Adafruit shop online - http://www.adafruit.com #adafruit #neokey #trinkey ----------------------------------------- LIVE CHAT IS HERE! http://adafru.it/discord Adafruit on Instagram: https://www.instagram.com/adafruit Subscribe to Adafruit on YouTube: http://adafru.it/subscribe New tutorials on the Adafruit Learning System: http://learn.adafruit.com/ -----------------------------------------

Apr 11, 20210 min

The Great Search - Nylon PCB Spacers

Find it on Digi-Key: https://www.digikey.com/short/3vwj40b0 For our new QT Trinkey design we want to have QT sensors snap on with little plastic standoffs that have nubbins in them. What are these called? What sort of types are available and how do you buy them on Digi-Key? We'll go on a quest to get the perfect standoffs for our modular system! ----------------------------------------- LIVE CHAT IS HERE! http://adafru.it/discord Adafruit on Instagram: https://www.instagram.com/adafruit Subscribe to Adafruit on YouTube: http://adafru.it/subscribe New tutorials on the Adafruit Learning System: http://learn.adafruit.com/ -----------------------------------------

Apr 11, 202110 min

Quad rotary to I2C with seesaw!

What's better than one rotary encoder? FOUR of them! but who wants to deal with that much code...when you can use seesaw instead? this samd09 firmware will read 4 encoders plus switches, and keep track of all the grey code transitions. it can even light up 4 neopixels - all over I2C for easy use with any microcontroller or microcomputer. #adafruit #rotary #neopixel Visit the Adafruit shop online - http://www.adafruit.com ----------------------------------------- LIVE CHAT IS HERE! http://adafru.it/discord Adafruit on Instagram: https://www.instagram.com/adafruit Subscribe to Adafruit on YouTube: http://adafru.it/subscribe New tutorials on the Adafruit Learning System: http://learn.adafruit.com/ -----------------------------------------

Apr 10, 20210 min

Mini Reflow Test Run - Collin’s Lab Notes

Get your Mini Hot Plates while they’re hot: https://www.adafruit.com/product/4948 Hanging out with Mini Hot Plate, enjoying the solder reflow show #adafruit #collinslabnotes #minihotplate #mhp30 Visit the Adafruit shop online - http://www.adafruit.com ----------------------------------------- LIVE CHAT IS HERE! http://adafru.it/discord Adafruit on Instagram: https://www.instagram.com/adafruit Subscribe to Adafruit on YouTube: http://adafru.it/subscribe New tutorials on the Adafruit Learning System: http://learn.adafruit.com/ -----------------------------------------

Apr 9, 20210 min

John Park's CircuitPython Tips: Bundle Fly

New Learn Guide feature! Bundle Fly is the Project Bundler that collects all of the libraries and assets to run project code into one convenient zip file! Visit the Adafruit shop online - http://www.adafruit.com ----------------------------------------- LIVE CHAT IS HERE! http://adafru.it/discord Adafruit on Instagram: https://www.instagram.com/adafruit Subscribe to Adafruit on YouTube: http://adafru.it/subscribe New tutorials on the Adafruit Learning System: http://learn.adafruit.com/ -----------------------------------------

Apr 9, 20211 min

STEM Chat Episode 5: STEM in the Mail

Natalie Zee Drieu and Diana Eng share fun things you can do to send STEM in the mail for April's National Letter Writing Month. From butterfly cards to checking out Diana's vintage STEM stamp collection, there are so many fun and simple ways to bring STEM into kids' activities. #stemkids​​ #stem​​ #steam​​ #education​​ #makerkids​​ #tinkering​​ Episode 5 - Follow STEM Chat on Instagram: https://www.instagram.com/stemchat/​​ STEM Chat Playlist on You Tube: https://www.youtube.com/playlist?list=PLjF7R1fz_OOUF9aeXglgoh5T3BiD-Qcup Links Mentioned in the Video: Stamp Tweezers https://www.amazon.com/HTS-170C0-Curved-Stainless-Tweezers/dp/B0046HLLSI/ Pressed Flower Stickers https://www.jetpens.com/search?q=pressed+flower+stickers&v=2 Phyllis Ma Mushroom Postcard https://phyllisma.com/shop/pleurotus-postcard Christopher Marley Bug Cards https://www.amazon.com/Notecards-Exquisite-Creat-20pk-Christopher-Marley/dp/0764956329 USPS Stamps https://store.usps.com/store/home Favorite Things: USPS Systems At Work Video https://www.youtube.com/watch?v=WX16-52bHvg Mini Happy Planner Discs https://thehappyplanner.com/products/mini-discs-black The Happy Planner Mini Page Protector Sheets (perfect slots for stamps) https://www.amazon.com/Me-My-Big-Ideas-Protector/dp/B01MV2VPXY Mini Clear Cover https://www.etsy.com/listing/788570802/cover-for-happy-planner-mini-discbound Large Stamp Collecting Album https://www.safepub.com/classic-value-14-ring-stockbook-navy-blue/ The Extraordinary Book that Eats Itself by Susan Hayes and Penny Arian https://www.amazon.com/gp/product/1681885476/ Maker Music Festival https://www.makermusicfestival.com/ Visit the Adafruit shop online - http://www.adafruit.com ----------------------------------------- LIVE CHAT IS HERE! http://adafru.it/discord Adafruit on Instagram: https://www.instagram.com/adafruit Subscribe to Adafruit on YouTube: http://adafru.it/subscribe New tutorials on the Adafruit Learning System: http://learn.adafruit.com/ -----------------------------------------

Apr 9, 202128 min

Deep Dive w/Scott: BLE File Transfer

Today we celebrate one year of deep dives, answer questions, discuss the BLE file transfer code and ladyada drops by to show her latest designs. Visit the Adafruit shop online - http://www.adafruit.com I’m sponsored by Adafruit to work on CircuitPython. Support them, and by extension me, by purchasing hardware from https://adafruit.com Chat with me and lot of others on the Adafruit Discord at https://adafru.it/discord. Deep Dive happens every week. Normally Fridays at 2pm Pacific but occasionally shifted to Thursday at 2pm. Typically goes for two hours or more. Questions are welcome. Next week will be on Friday. 0:00 Getting started and hellos 5:57 housekeeping 8:54 anniversary 11:55 ​I am trying to write, compile and build in C++ for the RPi Pico. Do you have an advice for a source to increase my knowledge of C++ ? 14:18 hellow scoot , ever heard about low energy packets ,piconets in bluetooth,? they are uses for Wpan wireless personal area networks mostly for devices,wearables but rarely also for implantable devices 21;27 Open hardware summit 48:00 Could you please link in the Audio sessions you did previously? 49:47 Will CPY 7.x be merged with MPY 1.14 (or later) 52:41 what are the major milestones for that merge to take place? 57:26 ESP32-C6 1:06:06 Q: I don't remember with 100% certainty, but did you share a resource on getting up to speed, or at least familiar, with BLE, protocols, etc? 1:11:52 onto ble 1:50:12 Ladyada shows off her latest "stix" designs. 2:17:22 Chat catch up after LadyAda and then goodbyes ----------------------------------------- LIVE CHAT IS HERE! http://adafru.it/discord Adafruit on Instagram: https://www.instagram.com/adafruit Subscribe to Adafruit on YouTube: http://adafru.it/subscribe New tutorials on the Adafruit Learning System: http://learn.adafruit.com/ -----------------------------------------

Apr 9, 20212h 24m

RGB LED - Collin’s Lab Notes

Find all your LEDs @ adafruit: https://www.adafruit.com/category/37 A moment of reflection on RGB LEDs and what to do about them #adafruit #collinslabnotes Visit the Adafruit shop online - http://www.adafruit.com ----------------------------------------- LIVE CHAT IS HERE! http://adafru.it/discord Adafruit on Instagram: https://www.instagram.com/adafruit Subscribe to Adafruit on YouTube: http://adafru.it/subscribe New tutorials on the Adafruit Learning System: http://learn.adafruit.com/ -----------------------------------------

Apr 8, 20210 min

JOHN PARK'S WORKSHOP LIVE Funhouse Door Alert 4/8/21

Visit the Adafruit shop online - http://www.adafruit.com ----------------------------------------- LIVE CHAT IS HERE! http://adafru.it/discord Adafruit on Instagram: https://www.instagram.com/adafruit Subscribe to Adafruit on YouTube: http://adafru.it/subscribe New tutorials on the Adafruit Learning System: http://learn.adafruit.com/ -----------------------------------------

Apr 8, 202148 min

New Products 4/7/2021 feat. Adafruit FunHouse - WiFi Home Automation Development Board!

Single CR2032 Battery Holder with Three Flashing Modes (0:08) https://www.adafruit.com/product/4891?utm_source=youtube&utm_medium=videodescrip&utm_campaign=newproducts Kailh Mechanical Key Switches - Linear Black - 10 pack - Cherry MX Black Compatible (1:49) https://www.adafruit.com/product/4953?utm_source=youtube&utm_medium=videodescrip&utm_campaign=newproducts Kailh Mechanical Key Switches - Linear Red - 10 pack - Cherry MX Red Compatible (1:49) https://www.adafruit.com/product/4952?utm_source=youtube&utm_medium=videodescrip&utm_campaign=newproducts Kailh Mechanical Key Switches - Clicky White - 10 pack - Cherry - Cherry MX White Compatible (1:49) https://www.adafruit.com/product/4955?utm_source=youtube&utm_medium=videodescrip&utm_campaign=newproducts Kailh Mechanical Key Switches - Tactile Brown - 10 pack - Cherry MX Brown Compatible (1:49) https://www.adafruit.com/product/4954?utm_source=youtube&utm_medium=videodescrip&utm_campaign=newproducts Round Semi-Circle Backlight LED - 50mm Diameter (4:47) https://www.adafruit.com/product/4882?utm_source=youtube&utm_medium=videodescrip&utm_campaign=newproducts I2CMini by Excamera Labs (5:24) https://www.adafruit.com/product/4970?utm_source=youtube&utm_medium=videodescrip&utm_campaign=newproducts Fixed Address NeoPixel LED Fairy Lights - 100 Wired LEDs (6:19) https://www.adafruit.com/product/4917?utm_source=youtube&utm_medium=videodescrip&utm_campaign=newproducts Microsoft Machine Learning Kit for Lobe with Raspberry Pi 4 2GB (9:36) https://www.adafruit.com/product/5017?utm_source=youtube&utm_medium=videodescrip&utm_campaign=newproducts Adafruit Sensirion SHT31-D - Temperature & Humidity Sensor (10:05) https://www.adafruit.com/product/2857?utm_source=youtube&utm_medium=videodescrip&utm_campaign=newproducts Adafruit QT Py RP2040 (10:44) https://www.adafruit.com/product/4900?utm_source=youtube&utm_medium=videodescrip&utm_campaign=newproducts Adafruit FunHouse - WiFi Home Automation Development Board (14:03) https://www.adafruit.com/product/4985?utm_source=youtube&utm_medium=videodescrip&utm_campaign=newproducts -------------------------------------- Shop for all of the newest Adafruit products: http://adafru.it/new Visit the Adafruit shop online - http://www.adafruit.com Adafruit on Instagram: https://www.instagram.com/adafruit LIVE CHAT IS HERE! http://adafru.it/discord New tutorials on the Adafruit Learning System: http://learn.adafruit.com/ -----------------------------------------

Apr 8, 202120 min

Made in NYC 4/7/2021 Featuring QT Py RP2040, CYBERDECKs & More!

Rotary seesaw assembly time lapse (0:08) https://www.instagram.com/p/CNTTdHUHohR/ QT Py RP2040 (1:07) https://www.adafruit.com/product/4900 Soldering CyberDecks (1:27) https://www.adafruit.com/product/4863 Soldering a new tester (1:48) https://www.adafruit.com/product/4888 BlueFruit Friend tester (2:15) https://www.adafruit.com/product/2479 Word calendar (& cables) (2:24) Taking pocket CO2 sensor on the subway (2:41) https://www.adafruit.com/product/4867 Stacked boxes (3:01) Receiving area filled with boxes (3:04) Construction site (3:17) #adafruit #rp2040 #cyberdeck ----------------------------------------- Visit the Adafruit shop online - http://www.adafruit.com ----------------------------------------- LIVE CHAT IS HERE! http://adafru.it/discord Adafruit on Instagram: https://www.instagram.com/adafruit Subscribe to Adafruit on YouTube: http://adafru.it/subscribe New tutorials on the Adafruit Learning System: http://learn.adafruit.com/ -----------------------------------------

Apr 8, 20213 min

Rotary Encoder to I2C with seesaw

Rotary encoders are fun but a real pain to implement, especially if you don't have a real time OS. This seesaw-powered board give you a rotary encoder with I2C interface, the lil Cortex M0 is cheap and powerful enough to handle the gray code toggle counting, and then pass back the value to the I2C controller whenever requested. You can chain a bunch together on one bus for lotsa twisting fun. We're going to add a NeoPixel and then fabricate! Firmware is here https://github.com/adafruit/seesaw #adafruit #rotary #encoder Visit the Adafruit shop online - http://www.adafruit.com ----------------------------------------- LIVE CHAT IS HERE! http://adafru.it/discord Adafruit on Instagram: https://www.instagram.com/adafruit Subscribe to Adafruit on YouTube: http://adafru.it/subscribe New tutorials on the Adafruit Learning System: http://learn.adafruit.com/ -----------------------------------------

Apr 8, 20210 min

3D Hangouts – Terrako and Pixel Displays

This week we're welcoming Terrako, an animatronic puppet from Zelda. Prototyping a pixel display with a 32x32 RGB matrix and Feather RP2040. Quick look at a VHS themed case for Raspberry Pi 4. Super mind bending print in place fidget toy for Timelapse Tuesday. A mix of projects for Community Makes to end the show, splendid! Terrako YouTube Video https://youtu.be/JRUPNIiRM3E Terrako Learn Guide https://learn.adafruit.com/terrako/ Metal Gear Servo https://www.adafruit.com/product/2307 16x NeoPixel Ring https://www.adafruit.com/product/1463 Lipo Backpack https://www.adafruit.com/product/2124 ItsyBitsy nRF52840 https://www.adafruit.com/product/4481 VHS Case for Raspberry Pi 4 https://www.thingiverse.com/thing:4817060 32x32 RGB Matrix – 6mm pitch https://www.adafruit.com/product/1484 Black LED Acrylic 12x12in Sheet https://www.adafruit.com/product/4594 16x16 NeoPixel Square Pixel Display https://www.thingiverse.com/thing:4812805 Fusion 360 Tutorial – CYBERDECK Plate – Layer by Layer https://youtu.be/_pcAFG48Lc0 Timelapse Tuesday: Print in Place Kaleidocycle – Enrique Coiras https://www.thingiverse.com/thing:4761150 https://youtu.be/9lHq-uOf_EM Community Makes https://www.thingiverse.com/make:922967 VHS Case for Pi 4 https://twitter.com/melbamorph/status/1377752196733882374?s=20 Lego Head https://twitter.com/pmotch/status/1376357048808509442?s=20 Guardian Sword https://twitter.com/craigrettew/status/1379540861869043718?s=20 smaller Guardian Sword https://www.thingiverse.com/make:921196 Cyberdeck Plate https://www.thingiverse.com/thing:4813193 Pico Keyboard

Apr 7, 20211h 2m

Adafruit Top Secret! April 07, 2021

The news from Adafruit in New York. Broadcast April 07, 2021 https://www.adafruit.com/new These are items or concept products that may/might/could be introduced into the Adafruit store in the future (or not)! It's not out yet, so please don't ask questions or ask when it'll be available.... Check out the Adafruit store for all the great products that are available and for coming soon products you can sign up to be notified when they are in stock. https://www.adafruit.com/new Visit the Adafruit shop online - http://www.adafruit.com - now shipping! Also visit Digi-Key for Adafruit products at http://www.digi-key.com/ ----------------------------------------- LIVE CHAT IS HERE! http://adafru.it/discord Adafruit on Instagram: https://www.instagram.com/adafruit Subscribe to Adafruit on YouTube: http://adafru.it/subscribe New tutorials on the Adafruit Learning System: http://learn.adafruit.com/

Apr 7, 20210 min

ASK AN ENGINEER 4/7/2021 LIVE!

ASK AN ENGINEER 4/7/2021 LIVE! Visit the Adafruit shop online - http://www.adafruit.com #adafruit #askanengineer #electronics ----------------------------------------- LIVE CHAT IS HERE! http://adafru.it/discord Adafruit on Instagram: https://www.instagram.com/adafruit Subscribe to Adafruit on YouTube: http://adafru.it/subscribe New tutorials on the Adafruit Learning System: http://learn.adafruit.com/ -----------------------------------------

Apr 7, 20211h 40m

Drag Soldering - Collin’s Lab Notes

Get soldering in a flash @ adafruit: https://www.adafruit.com/category/84 An express-lane shortcut for many surface mount chips - drag soldering is quick & easy. #adafruit #collinslabnotes Visit the Adafruit shop online - http://www.adafruit.com ----------------------------------------- LIVE CHAT IS HERE! http://adafru.it/discord Adafruit on Instagram: https://www.instagram.com/adafruit Subscribe to Adafruit on YouTube: http://adafru.it/subscribe New tutorials on the Adafruit Learning System: http://learn.adafruit.com/ -----------------------------------------

Apr 7, 20210 min

JP’s Product Pick of the Week Recap PA1010D Mini GPS

#adafruit #newproductpick JP’s Product Pick of the Week Recap PA1010D Mini GPS module in STEMMA QT format. https://www.adafruit.com/product/4415 Visit the Adafruit shop online - http://www.adafruit.com ----------------------------------------- LIVE CHAT IS HERE! http://adafru.it/discord Adafruit on Instagram: https://www.instagram.com/adafruit Subscribe to Adafruit on YouTube: http://adafru.it/subscribe New tutorials on the Adafruit Learning System: http://learn.adafruit.com/ -----------------------------------------

Apr 7, 20211 min

LED Snowboard DIY Project with Animation Modes

Full Tutorial: https://learn.adafruit.com/led-snowboard-with-motion-reactive-animation Shred down the slopes this season with your own custom motion-reactive LED snowboard. This tutorial includes CircuitPython sample code with 8 different layered LED animation modes, plus a motion-sensitive carving mode that lights your active edge as you carve down the mountain. Learn to protect your electronics from the elements using waterproof enclosures and connectors. Make your board robust enough that you can ride all night long. Visit the Adafruit shop online - http://www.adafruit.com ----------------------------------------- LIVE CHAT IS HERE! http://adafru.it/discord Adafruit on Instagram: https://www.instagram.com/adafruit Subscribe to Adafruit on YouTube: http://adafru.it/subscribe New tutorials on the Adafruit Learning System: http://learn.adafruit.com/ -----------------------------------------

Apr 7, 20211 min

SHOW and TELL 4/7/2021

All are welcome, show your 3D printing project, Arduino project, CircuitPython project, Raspberry Pi project, work bench, your work from home desk set up, your cat, your dog, the things your kids made over the last week while home from school. There is no better time to come together, we’ll see you there! and stop by Discord to get the link to join LIVE! Join the Discord https://adafru.it/discord Watch the Playlist on YouTube https://www.youtube.com/playlist?list=PL7E1FAA9E63A32FDC Guide: How to join Show and Tell https://learn.adafruit.com/show-and-tell Visit the Adafruit shop online - http://www.adafruit.com​ ----------------------------------------- LIVE CHAT IS HERE! http://adafru.it/discord Adafruit on Instagram: https://www.instagram.com/adafruit Subscribe to Adafruit on YouTube: http://adafru.it/subscribe New tutorials on the Adafruit Learning System: http://learn.adafruit.com/ -----------------------------------------

Apr 7, 202130 min