#live-broadcast-chat
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Awesooooome! ๐
That's cool.
Yay RTOS!
Good stuff @lofty mist!
Links to those RTOS episodes?
Thanks! ๐
Once again, time is wibbly wobbly
A real-time operating system (RTOS) is an operating system that runs multi-threaded applications and can meet real-time deadlines. See this article to read more about them: https://www.digikey.com/en/maker/videos/shawn-hymel/getting-started-with-stm32-and-nucleo-part-3-how-to-run-multiple-threads-with-cmsis-rtos-interface
An RTOS is often a li...
Now that's a very presentable little tray
Speaking of burning out E-Ink displays... who has stress-tested E-Ink refresh times? Ada site says 3 minutes max.
asking the real questions: Which switches did JP choose? Find out in the workshop tomorrow!
those keycaps are sweet
I know, right?
Cool! I need some "oh crap" custom keys for various video games ๐
No scam matrix.
Dang that setup looks sliiiick @haughty quiver
Nice. I'm a fan of nice clicky keys.
Trevor's AR universe is amazing.
that looks fantastic
That's amazing! I love AR stuff ๐
This is so nice.
Wow!
That's really cool
Sweet
Woooow, that angling! So cool Trevor!
So cool that tight tracking!
Adafruit Industries, Unique & fun DIY electronics and kits : - Tools Gift Certificates Arduino Cables Sensors LEDs Books Breakout Boards Power EL Wire/Tape/Panel Components & Parts LCDs & Displays Wearables Prototyping Raspberry Pi Wireless Young Engineers 3D printing NeoPixels Kits & Projects Robotics & CNC Accessories Cosplay/Costuming Hallow...
Wish there were an AR app for Android ๐ฟ
lol
Dude, I am digging the crow wings! Yes!
OMG! I could totally dress up as a Wizard of Oz flying monkey for halloween! Oh snap I need a 3D printer
That tracking on a consumer phone is almost as good as Jarvis when Stark was prototyping the Iron Man suit.
Hmmm, maybe Stark's suit runs CP?
Quote the Raven -- 3D Print some more!
I have so many crows around here I should try to see if I can train them
AR app looks brilliant!
LOL
Love to have the AR app for my Android.
"Who wore it best?"
Twinsies ๐
lol
Great minds think alike ๐
OK...you win with DMA. Well done! ๐
Which board is that @rapid hornet? RP2040 feather sample?
I need to know!
No @lofty mist I heard that @rapid hornet just has someone offscreen turning the LED valve in time with his talking.
Yup, feather rp2040 prototype
Very nice
tasks are neat too! I don't have an active serial api going
Nice work with the STM32 Bluetooth module!
thanks!
80s bling! ๐
O M G
๐ฎ
*le gasp*
Shut up and take my money.
Lo-fi smart watches
Smart-enough watches
That looks awesome, Joey! Cool about the SAM chip with a segment driver.
How hard is it to port an Arduino library to a Circuit Python library?
So very nice
woah sweet
I like the celestial themes.
I really love layered colors like that
@noble grove depends on the lib, easy ones could take under an hour, some may not even be possible
Those look great!
Nice work on those, Liz. They look great!
Nice work Liz!
@split gazelle those look great
That looks REALLY good @split gazelle! Wow
Great work everyone. Thanks for sharing.
Thanks everyone for sharing! Y'all are awesome 
Thanks everyone! Good projects and good inspiration ๐
thanks folks ๐บ
Great job everyone!
and fantastic projects everyone!
@strange mantle It's for a RTC board.
Every single week, I'm blown away with the cool stuff everyone's making!
RV-1805
Super good projects this week! Thanks for sharing, everyone.
drat it, I was going to make a quick bite before S&T but then I missed the whole thing. I guess there are rewards to talking to your spouse over dinner too ๐
Life should always come first -- take care of yourself and those who matter. ๐
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ASK AN ENGINEER 2/24/2021 LIVE!
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New tutorials on...
hi
She'd heated me up a veggie patty and everything
i'm finding it harder and harder to tear myself away from old timey computer show on twitch
Sounds like a ruse to have you nearby because she wanted to spend time with you ๐
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I have a desk that has been at a post office in Rochester for over 45 days now. Last I heard, it wasn't paying rent ๐
hi @autumn turret it was nova
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an excellent episode about computer hacking from 1990
Not the one with Cliff Stoll?
Ah yeah, watched that episode a few times. And read the book a few times too. He's such a cool guy
he is great
oh thanks!!!
And on YouTube, he shows up on Numberphile semi-regularly
oh cool
yea, that twitch channel is killin it with the old computer shows 24/7
i'm hooked
The MST3K channel is cool too
yea, i just told someone about that
my other fave is cathodetelevision
i told people in theoldtimeycomputershow to check out adafruit
?showtimes
Desk of Ladyada - Random hacker times
JP's Product Pick of the Week - 4pm ET Tuesdays
3D Hangouts - 11am ET Wednesdays
Show & Tell - 7:30pm ET Wednesdays
Ask an Engineer - 8pm ET Wednesdays
John Park's Workshop - 4pm ET Thursdays
Deep Dive w/Scott - 5pm ET Fridays
If you could start over with how Adafruit evolved, what would be the most significant thing you would change ?
good question
@brazen quail good Q, we'll answer at the endish
QT Py with WiFi!?!?!?!?!?!?!?!
yay
Desk of Ladyada is almost like a Top Secret for the Wednesday Top Secret
behind the scenes
Don't do that.
eeew jp don't put that in your mouth
#canyoueatit
Terrible idea.
Yum.
lol @haughty quiver
"Tastes like chips"
bleh
What does blu-tak taste like @haughty quiver ? Blueberries?
chicken
Adafruit Industries, Unique & fun DIY electronics and kits : - Tools Gift Certificates Arduino Cables Sensors LEDs Books Breakout Boards Power EL Wire/Tape/Panel Components & Parts LCDs & Displays Wearables Prototyping Raspberry Pi Wireless Young Engineers 3D printing NeoPixels Kits & Projects Robotics & CNC Accessories Cosplay/Costuming Hallow...
๐ซ
Find maker jobs in 3D and CAD, Art, Design, Education, Embedded Development, Engineering, Fabrication, Marketing and Communications, and Web Development
Poor Frys.
i was in fry's a couple weeks ago and it was dead
I made it out to the one in Renton, WA twice about a decade ago.
it was always dead
It was dead a few years ago
they had some 3mm filament
Lol
Retail is hard.
I'll miss Fry's.
I had fries with lunch
clif stoll went to rqadio shack in that nova i just watched
That's my Fry's, the Burbank one. 
I guess there won't be any more confusion between "Fry's" and "fry's"
i will too @haughty quiver but not as much as radio shack
The electronics store and grocery store
i went to the one in sacramento/roseville
I went into the San Diego one a month or 2 ago to buy three things I needed for my new laptop, they didnโt have ANY of them, there was only one guy working at the front, most of the shelves were filled with duplicates of the same item, and 1/2 of the store was closed off, dark, and empty entirely ๐ฌ the peppy 80s music echoing thru the empty building made me feel like I was in a bad teen horror movie and that I was totally about to be killed in the most vicious way possible by some alien monster ๐ I ended up buying a USB cable just to be nice lol - I could tell it was coming ๐ฌ
they had already shut down the sac store
Not a terribly large selection but itโs getting there
The Microcenter in MN is always busy and the lady in 3D printers has been helpful.
I was hoping they would start bring back some Radio Shack stores. But then living in the middle of South Dakota its possible another store like that would never be near me...
So long Frys, and thanks for all the fish.
Yeah, consignment is a mess ๐ข
Radio shack is planning to open a handful of small niche stores
i would hit frys in sacramento often when going to sf bay area from reno and i could see decline over time
That alien Fry's is a quarter mile from my job
The joy of serendipitous discovery.
I think retail will come back, things that carry some level of nostalgia usually do
if radio shack is anything like it was originally, i would be thrilled
I LOVE Microcenter
They are trying
For retail, you need to have a "hook". Helpful or knowledgeable staff (MicroCenter), pricing, etc
Fun electronics, electronics components
but radio shack in the end became a phone sales business
That was their demise. The new owners are getting back to their roots
i hope they bring back nostalgia like the battery/month club
This Fry's would have 1 item per shelf. Very desolate.
I dunno @alpine nova , I hear nostalgia isn't what it used to be
haha
Stores like Journey and Hot Topic oversold nostalgia for years.
The future used to be great
What's really odd about Fry's, is that it was key in the door shut down for good. No "Closing sale" or stuff like that
i got oldtimeycomputershow on in background and they're showing original apple campus rn
Texaco Towers?
that is nostalgia
Iโve never been to a Fryโs or a MicroCenter
@autumn turret If you're consignment only, it doesn't make sense.
yea @hugo where was that clearance sale
Kind of sad because itโs right up my alley
I used to go to Microcenter crossing state lines. It is no longer possible
MicroCenter might be more so nowadays
I like how Adafruit takes so much time to curate the "best" of products for that price point. I'd have wasted 10x as much if I bought all the different versions to try them out.
absolutely
agreed @waxen thistle
adafruit customer service is ๐
The big three hundo!! ๐
So's the community! โค๏ธ
๐ค
i wouldn't know anything about electronics if it wasn't for adafruit
the cats don't care
I am here hoping someone has IOT experience with Particle Argon and has moments to spare ๐คฃ
The cats are a figment of our imagination
You might be well off checking with the #iot channel @edgy pilot
Do you sit there in self-doubt, wondering....."Am I actually a cat?"
i do sometimes
I Put a message in there, when someone sees it they'll help if they can ๐
for now I wait and see what the hullabaloo in here is
Send CircuitPython to ALL the planets.
CircuitPython on Earth, the Moon, Mars, and Rigel VII. Don't ask.
Love the newsletter! โบ๏ธ always some great info!
What about a RP2040 board that is the same form factor as a STEMMA QT sensor?
Forbidden fondue
i love the alt views of problem solving
I think the numbers say you can do 2 cascaded shift registers but I didn't test it
I don't think we can get to 3
witchcraft
there's been a lot of 7 segment led projects on instructables lately
7 seg will always be popular
i think
THE DISNEY PIT ๐๐
the cold never bothered them anyway
What camera do you use for those timelapses?
just an iphone
If I could throw a question in, Iโm curious about when the MatrixPortal will be back in stock, or if thereโs another suitable display / microcontroller combo to default to do the โvisible Co2 monitorโ project โบ๏ธ my friend just started teaching in a classroom and is interested in monitoring student Co2 levels โบ๏ธ
For handwriting recognition on a small touchscreen: raspberry pi or would something smaller work?
Any idea about the price range for the Feather 2040 once is out?
Guiitar pedals are center negative 50% of the time

Also bad if you wire your circuit playground upside down
was trying to do the neopixel strip with external power and oriented the board wrong and DC was backwards. Smoooookey.
Mmmmm! Ozone BBQ ๐๐
I wonder if it will be enough for Pi projects. Maybe 2A to be in the safe side with some extra devices
Looks like a neat package
wow
240v support as well...
unopenable
I need a 30A version of that
YES
Adafruit QT Py RP2040 - Coming soon! https://www.adafruit.com/product/4900
woot
I'll DEFINITELY be putting that in my mouth.
QT Py Pi
hahaha
lmao mood
Get Started with MicroPython on Raspberry Pi Pico - 2nd Impression https://www.adafruit.com/product/4898
JP's ADA BOX LUNCH
oh neat!!!
infotainment
Ultra-Slim Round Fingerprint Sensor and 6-pin Cable https://www.adafruit.com/product/4750
love that sensor
Is RP2040 โfasterโ than other MCU platforms? Or is this hype over this microcontroller mainly due to the Raspberry Pi branding?
Next product series: JP and Larsโ Bento Box
with pcb sushi?
oh the creative visuals ideas are flowing
i been streaming a lot of live video mixing - i gotta work that in somehow
Circuit Playground 200x200 Tri-Color E-Ink Gizmo - E-Ink Display + Audio Amplifier https://www.adafruit.com/product/4869
Extend and expand your Circuit Playground projects with a bolt-on E-Ink Gizmo that lets you add a lovely tri-color e-Ink display in a sturdy and reliable fashion. This PCB looks just like a ...
seaweed pcb would be cool
Adafruit BMP388 - Precision Barometric Pressure and Altimeter - STEMMA QT https://www.adafruit.com/product/3966
TPS62827 3.3V Buck Converter Breakout - 3.3V Output 2 Amp Max https://www.adafruit.com/product/4920
Just call it the "TPS Report"
i was just talking about tps reports!
TPS with punch
๐๐๐ โthat would be greeeeeeatโ โ๏ธ๐
in the oldtimeycomputershow channel during that nova episode
Did you get the memo about the TPS reports, @alpine nova? I'll send you the memo about it
pc load letter!!
What is a board header for SM connectors that the NeoPixel strips use? The SM connector looks to be wire to wire only.
When your TPS reports need more power to get current...
i use that printer smash clip in my video mix - i love it
So focus on your core business, delegate what you can?
that looked like a box of cereal
Yeah! People don't get small batch hardware. It's hard, but it can be done, and it's worth it because of the community.
Q. Any suggestion on a small touch display with 2 finger touch and gesture detection? 320x240 sized?
I've been really happy with both Shopify and Tindie.
I swear, every time I hear "QT Py 2040" I think of a steampunk Sailor Moon/My Little Pony mashup happening around the year 2040
Cyberpunk!
Q: Have you ever used the RageBridge V2 (PID 3567) in a project, & if so what was it? & what is it that impressed you so much about the Ragebridge V2 to put it in the Adafruit store?
Is that what Cyberpunk is? So much for thinking I was original :/
Thanks for the answer โบ๏ธโบ๏ธ Iโm definitely diving deep into CircuitPython, great to know thereโs a way to port the code ๐ฅฐ gets studying
i think cyberpunk is still very broad
Super not an expert but I think an OK rule of thumb is cyberpunk = steampunk in the future
it will likely breakdown into hundreds of subcyperpunk subsections
steampunk is a genre where modern technology equivalents are based on steam engines
"several people are typing" I did a controversial thing
Maybe I should give punchcards a try.
that's decidedly a separate genre
Are any of your wireless modules FCC certified ?
question for the stream: Is there an estimate on when wifi + i2c will be coming to the magtag?
steampunk is also viewed as futurism with a victorian/edwardian sensibility
Considering getting a used Pick and Place.
Is there some place I get trained that type of machine before committing?
lol used picknplace
Question: it appears ESP32/ 8266 has taken off at a much faster rate than LoRa, Do you see the same trends? Has LoRa reached it peak?
a broader genre is retrofuture, like the Fallout game, where future technology is based on old technology, not current modern technology
Huh.....Why is that?
Ah, I should have made my comment about PIO like the Propeller over here to not clutter up the Q&A, sorry... anyway, yeah, I was also thinking its kind of like the XMOS as someone just mentioned
goals
yay, great show
Thanks @open girder and good night. ๐
thanks!
Thanks @open girder for another excellent evening of shows!
Thanks!
thank you for all you do @open girder and co
Made in america!
it's your timeless formula for success
๐
w00t!
โMerica?
heck yeah
Also new Executive order looking into strengthening US semiconductor manufacturing ๐ฅณ
Woooo!!! Thanks so much!! Keep on rocking it โบ๏ธโบ๏ธ
am I just in time for the show? ohdangit
Maybe in 4-6 years we will be doing twice our current production
that's not nothin
Just wait, Iโm going to start a semiconductor company this year
In 4-6 years my products will be on NPI ๐
I just put some sand in my oven, I'm dogging your heels
Ambitious I am ๐
Wow, shortcuts much? You're supposed to start with rocks and a rivulet of water to grind it down and end up with sand!
๐คฃ
Real pros start with an infinitely small point in non-space and wait for it to explode
Idk how fast I could launch and scale a semiconductor company
depends on how fast you can get a few billion dollars I'd guess
Probably be lucky to launch my first product by the 2 year mark
Does that include design, or using an open-source/licensed one?
I'm sure you can do it
Iโm looking at Skywater foundry share service
US based foundry
Iโm starting my design stuff on an FPGA first for what I can
Cheaper to develop that way first
I'll take your word for it. Waaaayyy out of my depth there!
But interested none the less
Then move on to a professional CAD software like Cadence Virtuoso
Which costs... $125k?
More than my current years salary ๐
But you know what? I love that you've got such a clear plan and vision.
So you've clearly thought about and through options for some time
Thankfully Iโve taken a few classes which have given me some idea of how to do it
I guess those might help some, yeah
Probably use a 45nm fab process since that will be far cheaper than other processes
Yup
Good afternoon all you excellent folks! Are we ready for Lars' Workshop?
Count me in!
That's what I heard too
greetings fellow kids
TwitchBleep.
That's my b-boy name
Lol.
now wants to see JP breakdancing
Lol
hi everyone
Hello
Hi John
hello @haughty quiver
we are live
Hi
hi
TinyMacKeyboardUsb
True, that.
TinyUSB is amazing. Thank you @hollow dust and others!
i might hear but i hear some other noise too what could be similar
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You mean a custom board for CircuitPython? If so, there's a learn guide for that. I've done it, it's pretty quick if your board is similar to an existing one https://learn.adafruit.com/how-to-add-a-new-board-to-circuitpython
Chrome - when everything else on mac fails
Or you just happen to have too danged much ram available!
yeh but I don't want to recompile the whole of circuit python ๐ฆ
lol science in action
science fact!
Are we going to have to put yucky coatings on Adafruit breakouts to stop JP sticking them in his mouth?
@inland apex lol
Not possible yet, but it's pretty easy to recompile. Don't need to understand much of the internals to get a build that works
Hi there
a happy little via all on its own
was looking into it to get a AF lib working but gave up and just went for a direct reg read instead of using a lib.
There are no mistakes, just happy little vias.
The little vias just link both ground plains
Get out your soldering iron, time for a bravery test. Ploop! There we go, one beautiful solder joint. You have to make the sound too. Ploop!
Remember this is your world, you can make it anyway you want.
"I reject your reality, and substitute my own."
Arriving a little late today... ๐
If you like this and want to make something similar 40percent.club just released a version of the Gherkin mech designed for Pico
Are not the square pads all ground?
yes they are
Thank goodness for generic Sony batteries for these panel lights.
I think you only need one of the digital grounds connected when using the Pico, so it's okay if you didn't connect them all
Holy cow did JP just turn on the sun?
@haughty quiver Why buy the lights when you can make your own using only adafruit parts?
Oh wait... you didnโt use a matrix for this? Old school!
Guess thatโs fine given how many pins the Pico has!
I have 2 Picos and a third still attached to a mag I brought to give away but no one in the uk has asked for it ๐ฆ
Where do you get your boards made and what do you use to design them, they are pretty nice ๐
This is the hardcore way to build keyboards ๐
@haughty quiver questions from Youtube:
- What did you use to design these boards?
- Where did you get the boards made?
@shrewd canyon manufactured by JLCPCB, you can use Fritzing, Kicad or JLC's own online software
thanks ๐
Easyeda!
I think these specific boards were designed in Fritzing
@shrewd canyon I use fritzing for quick designs the move to Easyeda for more complicated and panalised pcbs
@tiny axle thanks I've used Fritzing before but I'll checkout Easyeda
@cinder wind thanks ๐
I wish I knew you could use Fritzing. I went straight to Kicad and got overwhelmed
lol I looked at eagel and kicad and gave up on them as overcomplicated
you can export from fritzing to kicad and then import the kicad into easyeda for additional editing and panalising
I agree ... I didnt realize Fritzing did that though ... i will need to go back and look
Digital calipers are your best friend -- but they won't help you move to a new apartment, yet they're not going to ask for a $20 loan they'll never pay back ๐
there is cool ones for sure
๐
Welcome mate
Nice cad of the pico
iGaging IP54 calipers on Amazon are solid and good.
All joking aside, digital calipers are awesome. For $15-20, you can nab an excellent set of metal jaw calipers that do standard, metric, and fractional outputs.
It may not be as long-lasting as a Starrett or Mitutoyo, but the tech is good enough that for casual users, it's just as good at a mere fraction of the price.....which you might be able to measure....with the calipers....maybe....
I have a Moock branded of the same IP54 and yeah i like em ... use the larger coin battery too compared to my other ones
For keyplates - there's some web-based tools for this as well (searches open tabs...)
I have 3 digital calapers and 4 analog because I keep missplacing them. I would love a starret but would be scared of loosing it
Keyplate Case and Plate builder: http://www.builder.swillkb.com/
this will generate cad output
What CAD package is this?
rhino
To run a cad program what model of PC are you running it on?
Looks slick, f360 user
@weak torrent how did you get on with eht newversion that has eagle built it? I just couldnt use it
I am still using eagle... lol
have not taken the time to switch and try it
Love how small this kb is, adorbs
might be fit for grounded displays for it
I don't know why but the round caps make me think of the music popcorn
Yeah those keycaps are pretty neat looking
McMC is probably the best online catalog system I've seen, period.
teenage engineering style
lol, yeh used Mcmaster carr on a project and I live in the UK. Love how McMaster have the models for free
McMC is hard to search if you don't know what a particular part is actually named
My daily driver keyboard is made from 3 layers of PCB... itโs like the opposite of what JP is building! ๐
finally found round display on digikey
bot might have caught something in the line when i posted digikey link
Nubbins...
yeah with 3 x on the product name
Is using a LED to press a button a bright idea? 
cherry keys have hols for LEDS
well its the streamdeck have display so why not
Order today, ships today. EA W128128-XRLW โ Graphic LCD Display Module White OLED - Passive Matrix IยฒC, Parallel 8-Bit, SPI 1.2" (30.48mm) 128 x 128 from Display Visions. Pricing and Availability on millions of electronic components from Digi-Key Electronics.
there is the round display
I think Scott's show is tomorrow this week.
Next week it's on Thursday -- or so I recall from last night's S&T.
Can we get the pcb files?
Here's the link @shell mason was trying to post:
if use round display for buttons this could one display https://www.digikey.com/en/product-highlight/e/electronic-assembly-gmbh/w128128-xxx-compact-low-power-round-oled-display
Electronic Assemblyโs EA W128128-xxx display fits many applications thanks to its ability to withstand a variety of harsh environments.
[I see why the bot caught it, totally no issue in this context.]
Cool, cant wait!
I had the bot catch something I wrote for that same reason that was totally innocuous on my end. Better safe than sorry!
@lucid marsh Just now? I don't see it in our logs...
No a while ago
Ah, gotcha. If that happens to anyone, let a mod know. We understand and will help y'all out.
6 simultanious keys? some of use still struggle with 2 keys!
There was talk and questions of n-key rollover on the Youtube chat
I buttons for taking screenshots on mac instead of pressing several keys
Cmd-Ctrl-Shift-4 ---- copies selection to clipboard
this is awesome thanks ๐
My keyboard has a 1-button for screenshots - KeyChron mechanical FTW!
Scrint pea key...
Print & Preen key?
I use both cmd shift 3 and shift 4 for writing my books
Keen screa pea
@haughty quiver Scott is tomorrow this week. Thursday next week.
scott is tomorrow John
A sunny day and a magnifying glass is not a substitute for a laser cutter. ๐
It's grimace themed to my eyes.
I really want a laser cutter
btw, On macOS 11.15+, there Cmd+Shift+5 for a different screen capture deal
like sun got effect of red plastic over the time
meat sock color
@shell mason sunburn pink
@haughty quiver you can build the switch plate into the case! Thatโs really common in the mech world
@tiny axle yeah not pink panther color
(Then the PCB just hangs beneath held on by the switches)
which PCB fab house do you use? If you didn't already say
JLCPCB
Ah cool good looking out thanks
@shell mason Vauxhall cars had a colour called sunburst red. it would bleach after 5 years so we called in sunburst pink
I haven't seen Lars today. I think he's escaped, and is running loose out there somewhere. ๐ถ
Look behind you @lavish patrol
Lol
@haughty quiver I recommend heading around to lidl and pick up the 4v screwdriver, perfect and cheep for that task
shudder i hate Lars
I would rather have a lifesize she gremlin in my room instead of a lars
Links to where to find Pico2040s these days? ๐
ebay ๐
Is the bottom of that last assembly going to leave the board/keys exposed through those holes?
Don't forget to check Youtube for Qs!
I still have one attached to an un opend copy of hackspace
@haughty quiver thanks this was brilliant to watch ๐
PImoroni in the UK appears to have good stock with a max order of 10.
Some keyboard are built on MicroControllers, like the Model01 by KeyboardIO
seen a few atmega keyboard kits
So... 40GBP + 500GBP shipping? lol
I guess you could say this project pushes all the buttons...
you can also use lego for for cherry mx keycaps
This project pushes all the right buttons
KMK DOES run on Pico
ahem it's LEGO. Coz you know... LEGO. They'll sue
What about the left buttons? @waxen thistle ?
Thanks that was cool
some buttons always feel left behind
thanks!
Great show tonight, as always @haughty quiver ๐
doesn't matter what case you use as long ans you dont add an S!
@haughty quiver Thanks for another awesome workshop show!
thanks @haughty quiver
Cheers @haughty quiver this was fun! I learnt some useful stuff about PCB design!
Very cool JP!
Woo hoo thanks all!
Apple could call it legOS
the round display found was from that round buttons @haughty quiver
But that wouldn't be LEGitimate...
andy you know all that encoder one so if it was button but also what you can move in keyboad to adjust sensitivity what show on screen right
@shell mason That was a joke - a play on words.
CandyAlloway right
Yay!
hello o/ hope you're well! ๐
kitties!
"A little late" and still a couple minutes before live time
Hello Scott and all.
link to google docs
"Stand by for action. 5, 4, 3, 2, 1. Thunderbirds are go!"
Deep Dive w/Scott for February 26th, 2021 Hi all, this doc is try and track topics and timecodes for my deep dive stream. These notes will end up in the YouTube videoโs description. Any help keeping them groomed as I stream is welcome. Housekeeping Iโm sponsored by Adafruit to work on CircuitPy...
twitch says ask an engineer
i always forget that quote
Hi Scott
i see objects are also here
don't see the twitch chat
Cat activity behind you.
At least for me it's FHD. And cats are front an center, perfect!
Happy Friday @rapid hornet . Very pleased with CP 6.1.0.
you know the answer is yes
Are they named after mistborn characters?
And giant thank you to Patrick van Osterwick for the Wiznet5k wsgi server port. Looking forward to the PoE Feather Wing from CrowdSupply.
Greetings from Bellevue
Experts love CircuitPython too
Finally got my Pi Pico today and I'm opening the box right now.
๐
I actually finally received 2xCM4 modules.
And I'm wearing my laptop specific glasses, so can't see my TV to watch clearly. but i can type real good now ๐
I finally got podman running on my Yocto Project built rpi4 image. Nearly got kubernetes running. Cannot wait for a proper m.2 NVME carrier for CM4 so I can create a Ceph cluster too.
Would it possible theoretically to have a module that works in the background kind of like rotaryio or gamepad but is responsible for reading touch screen data and queuing it up to return to the foreground coded when requested?
@rapid hornet any RISC-V port plans for CP (ala ESP32C3 or BeagleV)
Aha. So more like adding boards, not a port.
would it be fair to characterize the pico as a more CP friendly cortex M0 than the SAMD21 boards from adafruit, given the increased RAM and clock speed?
@rapid hornet considering putting Blinka/CP on BeagleV as GSOC project for BeagleBoard.org
Encrypted MPY?
it seems to me it lacks peripherals and favors using PIO, which is not always great since it's a shared resource ? or am I wrong in that regard ?
It's also super cheap and the RPI foundation is behind it.
Is it possible to use a QSPI PSRAM chip with the RP2040 like is used on the ESP32-WROVER and Teensy 4.1?
We are old. ๐ฆ
๐ด
@wind spoke but still learning and doing cool things!
New product?
Does Adafruit have any plans for the new dual core asymmetric multiprocessing chips like the STM32H series and the similar chips from Freescale?
Is Raspberry Pi releasing just stand alone chips for everyone? Or is this limited to only partner board-makers (like Adafruit)?
Good afternoon all you wonderful folks objects! 
The Brexit and import cost hurt me as much as importing from the USA.
I had to switch from Amazon UK to Amazon DE... ๐
I hear ya on that -- for some items, it's getting noticeably more expensive.
Wiznet5k library still requires bus_device library, which moved to core? As in native.
now say "Tuple"
"Pimoroni stands for Pirate, Monkey, Robot, Ninja (Pi-Mo-Ro-Ni) and sounds like the name of an expensive Italian lager. It's pronounced Pih-mo-row-kne"
from their shop
Tupelo
Is it Pie Pie-co or Pee Pee-co?
I would totally buy that lager ๐ ๐บ
i vote giff
PeaCoconut
EN-UK support in CP?
it started as a joke, iirc. ๐คฃ
i think there was some mention about flash being expensive (on The Amp Hour interview)
"The flash is external (because of cost). They can create 20,000 die per wafer on 40 nm (!?!)"
Many people had project for the second Serial... where are those project now?
that is a great interview with the rp2040 devs.
Any hope of using a second serial on SAMD21?
Can we have a REPL on the second serial too?
does the 2nd USB port mean that you can use USB serial while testind Deep Sleep instead of simulating it
Thank you again @paper peak for the second serial port solution!
On a side note, newer versions of CPython support breakpoint() instead of having to use import pdb; pdb.set_trace()
direcion, that light be valid spanish ๐ค
Good afternoon Scott and Adafriends
Evening Hugo
How's it going @clever summit
But late, but hi from CR.
Buenas tardes @gusty wedge
@autumn turret Was soldering up an ESP32 IR controller tonight, but had to stop because the live stream was starting.
Will you be announcing the availability of Feather2040 in the store during a deep dive again? Worked well for the MagTag!
๐
Heck yeah! Hack that hydration โบ๏ธ
@gusty wedge howโs the SiFive board? Still healthy?
Priorities indeed!
didn't lady ada mention dropping in on today ( on last wednesday )
One of my favorite keyboards (small, but I'm used to it) is the XO keyboard... it's waterproof so I use it a lot in the kitchen my hand full of food stuff.
๐
Next Thursday will be good too... (for the Feather).
Still taking care of it. This weekend it's going to be a long compile of glibc/gcc/llvm so it if I start now it might finish by monday afternoon.
Don't forget to say that next week it is Thursday.
And maybe summertime change in USA soon?
Compiling native on target?
March 14th
Yes. I might try using debian, which has a docker image now, so you can all run it on x64.
During 2020, daylight saving time is in effect from March 8 at 2 a.m. (local time) to November 1 at 2 a.m. (local time).
During 2020, daylight saving time is in effect from March 8 at 2 a.m. (local time) to November 1 at 2 a.m.
IDEs of March -1
We can cross-compile with Yocto Project. But you might want 40-core server class machine so it takes 1hr not 7-8
So what about during 2021? Someone taking the day year off at NIST?
Pfffft, reading. Too time consuming
Normally I do for the rest of the libs, but since this are quite important, I pull the expensive hw.
(and I made a dumb mistake I have to fix today/tomorrow in countio oops)
google says Daylight saving time 2021 in United States will begin at 2:00 AM on
Sunday, March 14
@tame dew I do have a 100 xeon cpu cluster from Greencore that I use for this, but doing it native allows me to compile and test at the same time.
Hope to get them both done this weekend! I may leave it till tomorrow when I'm more awake
Can I "link" the second CDC serial to a UART and do USB to Serial with a Pico?
UART meaning Serial coms?
Also very useful for DMX signals for stage lighting โบ๏ธ
Monday will be even more โspecialโ than normal.
@tame dew I used to think this was a small cluster, as I build with just a couple of scripts. But so it happens that it might be CR's largest, even larger than the government's ๐
Was there a Mu meeting and will Mu be confused with the second CDC serial?
Squirrel! ๐ฟ
that's valid ( to edit on github )
I am thinking about building a vt220 dumb terminal for use on my PDP11/23 emulation.
Fix typo in GitHub web editor. Commit & Merge, break build because line is now 1 char too long
Odds are double because if Friday afternoon
I frequently fix minor things like that when merging PRs. Not really worth the cycles to have the submitter fix it.
But lol @autumn turret . I have absolutely done that.
Aside: I just did some tests with supervisor.runtime.serial_connected and it is True if you are connected to the board's REPL serial port but it is False if the board is connected to USB and doing HID/MIDI/MSD stuff. I cannot find something that says "USB host present"
Only double? I think itโs Triple Bock Friday.
pigfx
Oh yeah, last Friday of the month. Gotta throw the books off somehow!
i had a pinboard link saved
i am increasingly annoyed by esp32s2 and wifi.
At some point I should google this, but it keeps coming up--is bare-metal just assembled code, vs running through a kernel?
@simple fractal thank you
but i guess there could be a rtos. lol
that helps me envision it, thank you!
i had a manager who would key in bare metal stuff into an ibm370, from the console.
There is a emulator (SIMH) for the PDP11/23 that runs multi-user OS with 4 serial ports. I don't want to spend a large amount for each terminal. I was going to do it
Speaking of RTOS - Shawn Hymel from Digi-Key has been working on a Youtube serious about developing on an MCU with FreeRTOS
not sure if this was covered yet but with the pico how is the UART work going - I can see good results in the PR - would there be an eta on that?
lol @shrewd canyon, think thats being merged now/soon ๐
@autumn turret most of my Google searches take me to https://learn.adafruit.com/ anyway
๐
Google knows who the authority is ๐
GIT magic again...
@open girder has achieved remarkably useful priority in Google searches.
Shawn Hymel's playlist about working with RTOS
https://www.youtube.com/watch?v=F321087yYy4&list=PLEBQazB0HUyQ4hAPU1cJED6t3DU0h34bz
I โค๏ธ the S3 bucket
Do you folks do automated unit test using a hardware fixture to emulate devices?
to the reflog! ๐
the age old question
Forget git fetch first?
I heard you say there were 3000 ports in your continuous build setup and I thought you were joking since I only see around 150 ports on circuitpython.org. But you just said it again. Is that true? wow.
Languages
@upbeat matrix yea. its 150 ports, each with a build for the translated versions.
Each translated language builds for each board
Oh, I see. Cool!
i don't think you want the remote's name there
@rapid hornet we need to talk about this and build system wishes
18 languages x 179 boards = 3222
ohh, because you have multiple remotes that have a branch with that name
Could be 17 languages if we removed "en_US" ๐
I'd be willing to help with this. I'm pretty versed in a bunch of things.
@tame dew i worked on one last year, largely as a learning experience for me. it utilized RPi and Azure, but is large and clunky. ๐
We can have a build system/testing session on Discord sometime.
I'd love to be in on that!
I have done this as a career sideline for a looooooong time
Please LMK about this converstaion. I'd like to be involved.
I've done lots with unit tests of software, but am totally curious and intrigued about doing so with hardware
@rapid hornet I didnโt mean today. Agenda item for the future...
I can tell you 10,000 ways to do it wrong
i'm pretty sure i hit 9500 of them. ^
Method #1 - Don't do it?
That was never in my Lexicon
we are diving deep into Git
I meant as in don't not test
Loud and clear
yes
lost me early on.
yes
indeed. ๐ ladyada
heyo, yes we have audio
Loud and clear
Loud & clear, 5 out of 5
yes
I did some cool thing using openOCD to unit test some DSP code to inject known vectors and read the result to verify the algorithms and it was really powerful. I was so happy to be able to verify this way.
๐ ๐ ๐ ๐
Absolutely. Turn that dial up to 1000
๐๏ธ ๐๐๏ธ ๐๐๏ธ ๐
Yay! feather! Dreams do come true.
let it go, lol
Sound like release during Deep Dive next Thursday!
@tame dew if you're really bored: https://github.com/physaCI & https://www.physaci.com/
i haven't touched it in forever...
(allows unit tests written in pytest on the circuitpython repo)
AsideAside: I found a hacky way to do "USB host connected" since supervisor.runtime.serial_connected is only True if connected to REPL serial. It uses storage.remount, e.g.
def is_usb_connected():
try:
storage.remount('/', True) # attempt to mount readwrite
except RuntimeError as e:
return True
return False
Awesomeness! Thank you
wow this is really exciting
@cinder wind that functionality could most likely be improved. it originated in the pre-TinyUSB days so could only really rely on the serial state.
I have architected three test systems all based on pytest at this point.
I just got my first real PCB I designed in the mail. I was thinking of using the RP2040 to try to make my first "processor" board (maybe after some other PCB tries)
It's awesome that you can use one Pico Pi to debug a second Pico Pi over SWD.
here are the dev tests i have for physaCI: https://github.com/sommersoft/circuitpython/tree/rosiepi_test/tests/circuitpython/rosie_tests
yes! i was just reading this on the blog of the person who ported Fuzix to the pico
"That's all I got to talk about". But it's a tonne to take in and be excited about!
Wuju, cortex party.
You are speaking to my inner happy child
will they being sold in the UK, through pimoroni maybe?
Thanks for joining!
Thanks Lady Ada.
Nice to see you @proper trench !
The QSPI flash on the Pico has Chip Erase. I haven't checked yet because I just got my Pico but it seems like something that could be done over SWD.
I got my vacination today ... ! ๐
๐
( safeway pharmacy for the win )
Which state dcd?
Hoping vaccines speed up in Canada soon...
Where I'm at, there's little chance of getting a vaccination for several more months. Unless I get lucky and catch a cancellation-- then i'd be very unlucky as I wouldn't be eligible for a second shot.
Kenmore WA
I'm in Redmond and I'm not eligible yet. Seems like it's taking quite a while even though my doctors are saying "you have nnn condition, you need to get vaccinated." Yay.
I'm near Woodinville and get my second one on Thursday
I'm in Buffalo, NY and I'm eligible but demand is bigger than supply atm. My mom who is 84 is still waiting for supply to catch up.
I hope they get your mom vaccinated soon, @eager matrix
@analog acorn I'm in a similar boat. Frustrating.
speaking of light sleep, since it basically enables to come out of time.sleep with a pin interrupt or something, shouldn't it be supported apart from deep sleep, in order to make it easier to have it on more ports ?
Thanks, fortunately she doesn't go out much so there isn't a lot of risk.
I'm here! โค๏ธ
Iโm contemplating writing a novel โPatience and the Pandemic Wallโ
We gotta tear that wall down too.
It might be a childrenโs book and have nothing to do with any of this reality.
Patience would be the heroine
It would be cool if you could create a "shared" hierarchy and have the build system just check if the libraries/modules need to be recompiled.
I'm not super clear about the connection between the flash generation and loading and ninja ... was there a complex rule that's necessary to automate these steps?
Ok ๐
_ makes ๐ฟ _
Yeah, python also uses toml for pyproject.toml files so it's well supported upstream.
Yeah, i like the board config used in platformio
Sweet, that's doable
You need a configuration compiler.
[env:adafruit_feather_m0] โค๏ธ
TOML is also used for gitlab ci runner
If you use CMake you can get Ninja support for free and still support make.
Here some of the rust+rp2040 stuff.
https://www.seeedstudio.com/blog/2021/02/05/rust-rt-thread-os-freertos-come-to-the-raspberry-pi-pico/
cascading schemas, then?
TinyGo uses svd also. I always confuse it with 'singular vector decomposition'. ๐
#include <flash.hpp> ?
CMake unfortunately does not stop developers from still writing terrible build systems that are brittle and wonโt cross-compile.
Seems like we will be getting multiple cores in every chip soon. Now we just have to figure out how to use them. Recently, I've been wondering why these (low end?) capacitive touch chips advertise gesture detection but don't deliver. Do we need to "roll our own" in a spare core?
Ie most cmake on windows
Itโs almost always โthe devil is in the configuration detailsโ
Sensible defaults are sooooo pleasant.
That looks intuitive; I like it
maybe could even rename that gigadevice.toml to defaults.toml or something.
Ah, that's good thinking
But they would be auto detected as the equivalent of a virtual โdefault.tomlโ? As in if the only file is named the same as the parent it is auto loaded
no really important but there is a semi mfgr gigadevice
Does TOML support dict/tuple complexity too?
Comments! The biggest problem with JSON!
Iโve been equating TOML to INI, so I need to do more research/tinkering.
it does go beyond INI spec-wise. but the overall structure is very very similar.
Does TOML have conditional includes? That would make cascading a lot easier....
i think that if json had comments and allowed trailing commas, we would live in a better world
Iโm also a fan of YAML, but you make a compelling argument for TOML.
all the time those trailing commas have taken from me
YAML is awesome. the downside is 84 pages of spec. hehe
have you ever seen "the norway problem" with yaml, that's funny
if you parse a list of country codes which are bareword strings, then norway is parsed as false
CPAML the CircuitPython AML
CPAP?
thanks for the show!
baremetal ninja. I'll play that game.
Thanks Scott for another relaxing Friday evening! Thanks to Ladyada for joining!
thank you for the stream! have a great weekend!
Thank you @rapid hornet. Fun as always. My favorite 2 hours of the week.
Thanks so much!!! Great stream โบ๏ธ learned a lot!
Thanks tannewt. Very cool, very informative, and I learned a lot like usual.
Thanks! Have a good weekend, @rapid hornet and company.
Thanks @rapid hornet ! always a blast
thanks Scott, and everyone for deep diving! ๐ (i've been leaving my Discord open again, so noti me if i can help out with physical testing discussion)
Thanks Scott.
Thanks, Scott!
Gratuitous cat cam! Yes!
multi-cat!
One cat for every core.
thanks scott.
bye everyone
bye all
byeeeee
Bye everyone
thanks all!
Mew!! ๐ป๐ป have a nice day kitties!!
Thank you! Can't wait for my Metro ESP-32 to arrive and work more on CircuitPython
Some days, I'm not sure which of those I want (need) most, but yes!
@proper trench mentioned https://github.com/adafruit/Adafruit_DAP today
Has anyone looked at puttig this code into the RP2040 - to let the PIO blast out the code?
@smoky island Good Day sir, are you streaming tomorrow? what are the topics? ๐
Yep planning on it. Not certain on topic yet. Maybe playing with tilemap games some.
Nice, I do nothing about that, so hoping to learn a little. Thank you
I will be checking out your two PRs for vertical labels, and the tab fix this weekend as well. Thanks for working on those!
Thank you, @light stump mentioned the vertical label in one of the button issues, so I was wondering if we need to work on that.
Apparently I felt asleep near the end of the stream. Thanks to the note I know when TOML was discussed, that is the last thing I remember. I woke up 2H later with the computer on and my headset.
I will be getting started soon, links coming in a moment.
Going to be streaming this morning some CircuitPython Game development, and PRs join me here in the chat, on Youtube: https://www.youtube.com/watch?v=UeRaBjqiUOI or Twitch: https://www.twitch.tv/foamyguy_twitch
Looks like Google might be doing something weird with the URLs in the description. Clicked in the "System76" links and wound up on 404 pages from them
From 0-10 on volume, you're at about a 0.2
Ahoy @ancient grotto ๐
๐
And Discord chat is locked up?
yes it seems like it again
Thanks
Perfect!
Good how about you?

Doing good here, fighting a bit of pylint to get the progress bar done!
Not a big deal, but figured it was worth mentioning
Good, I love the progress Bar, the whole vertical bar made me want to have the vertical text
Good Morning Dexter
Good morning to you!
Between the verticals, 2 along with TG-Techie's sliders can make for some really interesting widgets and controls
agree, did you see the scroll text from kmatch?
I wrote an issue in the main code, I link the number in the PR
My clock, on the Metro ESP32 s2.
Also with it being a CSV, while a bit trickier, you can use a text editor
Very nice @grand tusk
https://www.adafruit.com/product/802 TFT 1.8" Shield.
This lovely little shield is the best way to add a small, colorful and bright display to any project. We took our popular 1.8" TFT breakout board and remixed it into an Arduino shield ...
That looks like a very interesting shield!
That is a shield for the ESP32.... nice
Ping.
1.8" Color TFT Shield for Arduino (Metro).
Good afternoon Jonny
Good afternoon, @ancient grotto
I have already discuss with her regarding this pr, she said sit tight ๐
They get ignored
Can you specify the number of spaces for tabs?
Python standard?
I wonder how many spaces is used to store all tab-replacing spaces in the world. Must be Petabytes. ๐
yeah I could do that, that is a good idea
yes I agree I like that
I think you checked out the vertical bar last week and the week before
yes
Yes please
No pelase do it
it will be good for new folks
Please test it
This is around the time of a stream folks ask "When will the magtag be back in stock?" ๐
I got my ordered during the stream with Scott when it was initially released. ๐
It was painful trying to make stuff work on it. SO many CP bugs.
I [im]patiently waited for my Adabox
Yea, I did run out of space at occassions.
I can't get Adabox. They don't ship to Sweden, and refuse to send to a mail forwarder.
Every time the magtag crashes sends my ubuntu to freeze ๐ฆ
Yikes :/
Oh, that sucks, @ancient grotto !
When testing like that, I like to put the code to test in its own file, then from the code.py file, do import my_example_code
good idea hugo,
Yep
yes I used tio
So right now, working on the MatrixPortal, I commented out my "what I use it for" import statement, and uncommented the test code.
As long as your code.py is ok! But you can then test it out within a while True: or try: / except:
Good point
I bet it was always "1" because you had the PyGamer in there as "0" when you plugged it in
From the repl, call import code
Hey all you cool people, missed the early part (will have to restream later to catch up).
Also, when you do a code block like that on GitHub, you can put the language after the opening triple-backtick for proper syntax highlighting
Hello @light stump
print("hello")
Didn't know Discord could do that, so thanks for that extra! ๐
Can say that Teams and Slack do not support languages
The BDF font format (and probably most others) includes options for vertical language layouts, since they have a "delta_x" and "delta_y" to set the next baseline point for the next glyph. I suspect label and bitmap_label would require some updates to accommodate it.
Heads up about locked up Discord windows, @smoky island
Probably a game Pack. Windows only ever distributed Minesweeper, Solitaire and Pinball as games, as far as I recall
But looks fun
Agreed, I don't think it came with Windows.
lol, I think I'd just play slide on the ice all day!
Just flipped the stream back on and I used to play this game all the time
Shoes on Blinka? Maybe should shed into a new skin?
Blinka.. in SPACE! on MARS!
There were a few other games that came with this pack that were awesome as well, Rodents Revenge - https://en.wikipedia.org/wiki/Rodent's_Revenge
Now I remember
Could be fun to try and make in MakeCode Arcade too
You are live for me
Had a few glitches here but was maybe on my end.
You're here on my end
YT glitched on me. Several times.
I've noticed that too, that PyCharm seems to loose the autocomplete helper
standard python definition in the class or function definition I think, let me test
I've also see :rtype: <type>
(On my phone)
Oooh, we lured Scott out of lurk mode on mobile! ๐
def foo() -> displayio.Palette:
Ah, ok. Good to know. Thanks for clarification Scott!
Shared bindings has examples
Look at the function defs
Ya you gotta figure out how to say it returns a tuple
Exactly. And ya itโs be awesome to have type hints in the libs
A lambda then..