ESP8266 Takeapart - Collin’s Lab Notes

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Adafruit Industries

Adafruit Industries

3 роки тому

Find ESP8266 in many forms:
www.adafruit.com/?q=esp8266&s...
Take a look under the shiny hood of an ESP8266 #adafruit #collinslabnotes
Visit the Adafruit shop online - www.adafruit.com
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КОМЕНТАРІ: 139
@WeaponGuy117
@WeaponGuy117 3 роки тому
Ah, was always curious about what lay under there. Interesting how simple it actually looks. How does it perform without the cage, vs with it?
@TuxraGamer
@TuxraGamer 2 роки тому
Probably just fine, most electronics shielding isn't meant to help the device they're in itself, but rather to help keep common consumer, police, etc. RF bandwidths free and comply with FCC standards.
@rampoatchess2758
@rampoatchess2758 2 роки тому
Normally without the cage it work just fine, unless you are in the middle of a thunderstorm, that could disturb your signal whole bunch or be very near to a radio station.
@HoloScope
@HoloScope 2 роки тому
What Facundo said
@dimitrijekrstic7567
@dimitrijekrstic7567 2 роки тому
@@TuxraGamer how would a faraday cage help keep the emi inside of something? Isn't it the other way around? You cannot prevent the exit of EMI, but you can prevent the "ingress". That's how a faraday cage works. It allows everything to exit, but "nothing" to enter
@dimitrijekrstic7567
@dimitrijekrstic7567 2 роки тому
@@HoloScope is it really though?
@InspiredSkeptic
@InspiredSkeptic 2 роки тому
That mini hot plate tho... Took several screenshots as it is so adorable.
@SianaGearz
@SianaGearz 2 роки тому
That's a Miniware MHP30 I think.
@Nalisification
@Nalisification 2 роки тому
I kinda want one now?? But I think I want to build one
@AquaTech225
@AquaTech225 Рік тому
$94
@poisonouspotato1
@poisonouspotato1 3 місяці тому
​@@AquaTech225not so adorable now
@kklol07
@kklol07 2 місяці тому
lol@@poisonouspotato1
@TheSupertecnology
@TheSupertecnology 2 місяці тому
This is the first video from Collin I've seen in years, ever since Make stopped hosting Collin's Lab. Glad he still is here.
@DemigodDan
@DemigodDan 2 роки тому
That hot plate is so cute
@maciejprokop2001
@maciejprokop2001 2 роки тому
YES I WANT IT SO BADLY
@dakotahinson4064
@dakotahinson4064 8 місяців тому
"Inside, you can find SCP-196 itself." You could probably get paid to do some narration on the SCP Fiction
@wesleyhurd3574
@wesleyhurd3574 2 роки тому
That's one heck of a nice telephoto lense 🙂
@deang5622
@deang5622 6 місяців тому
Not telephoto, macro lens. Macro lenses allow you to get close. Telephoto are used for objects which are far away.
@abrbo9609
@abrbo9609 2 роки тому
Thanks for this talented naration and explanation
@billofrights154
@billofrights154 2 роки тому
Electronics and taco bell are very similar, the same 11 ingredients can make 15,000 different products
@juxtapos1034
@juxtapos1034 2 місяці тому
I love this sentence! thank you smm
@Iamcreator193
@Iamcreator193 Рік тому
So... crystals? Magic 🙌
@boneappletee6416
@boneappletee6416 5 місяців тому
Everyone knows electronics run on magic. Why else would they stop working if you let out the magic smoke?!
@umar167
@umar167 5 місяців тому
It's so nice seeing Collin's work again, reminds me of his days at Make magazine :)
@koolduck8531
@koolduck8531 Рік тому
Please do esp32
@ratbagley
@ratbagley 2 роки тому
If you want to do OTA or "over the Air" programming (no more USB), you need to also remove the 8 pin, 1MB memory module and replace it with a 4MB. Reflash, and your good to go.
@thunderb00m
@thunderb00m 2 роки тому
Or you could just buy the module version with 4mb flash Edit: Just checked ESP-12S (shown here) comes with 4MB
@ratbagley
@ratbagley 2 роки тому
@@thunderb00m I liked the challenge. Bought 10 memory ic's for $3. The 07 has a remote sma pcb type antenna plug that I needed. Yes, true - the '12 came stock with 4M.
@ratbagley
@ratbagley 2 місяці тому
Been there, done that!
@drtyjerz47
@drtyjerz47 2 роки тому
To this day, I'm still baffled that someone taught a few pieces of plastic and metal to THINK. things that were laying in the ground....🤯
@dimitrijekrstic7567
@dimitrijekrstic7567 2 роки тому
Think is an overstatement. It's merely a bunch of transistors going ON or OFF and calculating stuff that way
@superchroma
@superchroma Рік тому
We did the thinking, and then we told the rocks what to do. We did teach the rocks how to do maths though. The sad thing is that I'm not sure people have spent a lot of time thinking about what they want from life and the universe now that they taught the rocks all these cool tricks.
@BigTurtleMane
@BigTurtleMane 6 місяців тому
@@superchromaby “rocks” you mean silicon, gold, etc?
@UniversoBitaBit
@UniversoBitaBit 2 місяці тому
​​@@BigTurtleManeI think so
@rallokkcaz
@rallokkcaz 2 роки тому
It's called RF Shielding.
@dimitrijekrstic7567
@dimitrijekrstic7567 2 роки тому
He basically said it. He called it a "faraday cage", which is the same thing
@JohnDoe-qz4nm
@JohnDoe-qz4nm 4 місяці тому
What happens if it's removed
@JohnDoe-qz4nm
@JohnDoe-qz4nm 4 місяці тому
What happens if it's removed
@AlexanderTzalumen
@AlexanderTzalumen Місяць тому
You can also see where you lifted an inductor near the antenna trace when you removed the shield and didn't nudge it gently back into place.
@AustinBuring
@AustinBuring Рік тому
Inside we find some janky soldering too
@fireworm91
@fireworm91 8 місяців тому
Man recently i am having so many issues with new boards... they're becoming impossible to solder without damaging them
@deang5622
@deang5622 6 місяців тому
I don't think the purpose of the tin box is to block outside radio frequencies, it's to stop them being radiated out from what's underneath it. Quite the opposite.
@mattmurphy7030
@mattmurphy7030 5 місяців тому
It’s both
@deang5622
@deang5622 5 місяців тому
@@mattmurphy7030 Well actually no it isn't. It will stop received EM radiation, but that isn't going to be a problem for it. It's been FCC certified and the key thing you are trying to stop here are radiated emissions.
@mattmurphy7030
@mattmurphy7030 5 місяців тому
@@deang5622 wElL aCkShUaLlY,
@HomoSapiensMember
@HomoSapiensMember 29 днів тому
love the short format
@Mustachioed_Mollusk
@Mustachioed_Mollusk 3 місяці тому
This dude is the coolest nerd that will ever exist
@DocHolliday572
@DocHolliday572 Рік тому
I bought one of those little Wi-Fi cards on Amazon but it's somewhere in my room now I don't even know where I put it
@MrSofazocker
@MrSofazocker Місяць тому
"A timing ceystal" I cant getbover the fact everything is powered by essentially magic crystals. Wild af
@vvti18
@vvti18 Місяць тому
I would've loved to see the the timing Crystal opened up
@TopMikiFilms
@TopMikiFilms 2 роки тому
I have some generic boards with no plate so the esp8266 chip is exposed. Anyway, I love these shorts, very informative. Keep up the great work!
@emanuelroth7960
@emanuelroth7960 2 роки тому
So basically, "Here be dragons".
@D4100N
@D4100N 2 роки тому
It's to keep in the rf radiation inside, so it can pass emission requirements
@rallokkcaz
@rallokkcaz 2 роки тому
And to keep the rf radiation from outside coming in!
@D4100N
@D4100N 2 роки тому
@@rallokkcaz no, the chip will not have a problem handling a few v/m radiation from the outside
@MrC0MPUT3R
@MrC0MPUT3R Рік тому
I was thinking the same thing. With the wifi antenna that close to all those components, I would think the shielding would be to keep the wifi signal as clean as possible by blocking the noise from the CPU and other components.
@CokesAndTokes
@CokesAndTokes 2 роки тому
Esp 8266. A hackers bestfriend
@stefanschleps8758
@stefanschleps8758 2 роки тому
Thank you. Be prepared.
@OnosTech
@OnosTech 3 місяці тому
Insightful!
@der.Schtefan
@der.Schtefan 2 роки тому
I found the old music you used very odd, it was absurdly dramatic or mystical. Now that that music is gone I miss it. I came to associate your voice with it, and now it feels like a long time friend has left. Lol
@BloodAsp
@BloodAsp 2 роки тому
Beautiful!
@MohPlus
@MohPlus Місяць тому
شكراً لك ❤❤
@treytrey6011
@treytrey6011 2 роки тому
Very cool. Thank you
@Dazza_Doo
@Dazza_Doo Місяць тому
The metal plate this there, for the reason of Regulations about Transmission devices requiring a shield, this is why in your PC 🖥 you will see exposed components not shielded unless there is a reason or requirement for it. This is how you can tell a non compliance chip set (RF transmitter for instance) if it Doesn't have the metal shield as with many cloned Chinese knock-offs.
@xDEADLOCKEDx2468
@xDEADLOCKEDx2468 2 роки тому
Fascinating.
@destiny_02
@destiny_02 8 місяців тому
Before i knew about existence of hot plates, I took an esp32 apart using a razor blade
@maxwolf6285
@maxwolf6285 2 роки тому
I want to put 1 kernel of popcorn on that hot plate and watch it pop !
@uploadJ
@uploadJ Місяць тому
No, its not a Faraday cage, its termed a shield. Faraday cage has special meaning in physics and electronics ... but the avg layman has coined and misued this term.
@whatisamodel8252
@whatisamodel8252 6 місяців тому
Beautiful and modern witchcraft
@russianotter
@russianotter Місяць тому
Isn't it actually the other way around? I.E. the shield isn't to protect from outside frequencies, it's to protect from the outside frequencies? Maybe it works both ways or I'm just wrong, but I'm pretty sure it's to stop the chip from broadcasting on emergency/reserved frequencies. The FCC is real big on that
@mertoguzhan8814
@mertoguzhan8814 8 місяців тому
thank you so much
@Morberis
@Morberis 2 роки тому
Could you upgrade the flash then?
@co9681
@co9681 2 роки тому
I would bet but I doubt you would need to upgrade it
@Morberis
@Morberis 2 роки тому
@@co9681 It depends. Some space constrained projects could maybe benefit. I haven't run into it myself though but on some portable led projects I've come close.
@miniwarrior7
@miniwarrior7 2 роки тому
@@Morberis portable led or LED
@Morberis
@Morberis 2 роки тому
@@miniwarrior7 ... LED ...
@SianaGearz
@SianaGearz 2 роки тому
Yeah it being 25vq32 (4mb), some ship with smaller yet; you should be able to just bump it up to a 25q128 (16mb). Why needed? Depends. It is easily a dedicated web server for something like a sensor or control or other, and you can burn a lot of space with images. Imagine it being a weather station or something of a kind. Though other solution is to host static resources externally on the wide Internet. You can also easily drive an SPI display with it, and then you probably want uncompressed images stored in flash, also very space hungry. It's cool to think outside the box, or inside a several megabytes larger box as it were. The flash chip operates in Quad SPI mode so it's very fast. The chip does support the fast 4-bit SD-card interface for bulk external storage, but not sure whether any specific board makes it available.
@fantasticjames
@fantasticjames Місяць тому
Nice video
@user-tn1ff6ic7k
@user-tn1ff6ic7k 10 місяців тому
EPIC!
@TheRealAnthony_real
@TheRealAnthony_real 2 роки тому
Always thought the chips is what you see
@vivekanand_dhakane
@vivekanand_dhakane 4 місяці тому
Thanks
@MikeHarris1984
@MikeHarris1984 6 місяців тому
Wow, that Mini Hot plate is nuts, lol... And all the comments about it! At over $100 for that tiny guy, thats on the pricier side... How long did it take to fully heat up the ESP tho?
@lifreu
@lifreu Місяць тому
If it is shielded it is because without shielding it suffers RF interference
@mehran1611
@mehran1611 2 роки тому
Hi What is the name of the device where you installed the module?
@BigTurtleMane
@BigTurtleMane 6 місяців тому
Sooo interesting! 😂 Man I’m nerdy af 🤓
@somedude7633
@somedude7633 2 роки тому
Where did you find a mini hot plate?
@adafruit
@adafruit 2 роки тому
www.adafruit.com/minihotplate
@cracchead
@cracchead Рік тому
the more i know 😁
@wizardnotknown
@wizardnotknown Рік тому
Yes finally someone did it!
@assassinlexx1993
@assassinlexx1993 2 роки тому
Come on man . Everyone knows that little gap is for the magic blue smoke to come out. 😏
@kanesmith8271
@kanesmith8271 2 роки тому
Yup it’s for a little piece of metal to talk to other little pieces of metal in their secret language that only has 2 letters
@databang
@databang Місяць тому
“From our friend _Mini Hot Plate”_ Um, I’ve been burned way too much in the past to believe that statement
@snowdaysrule2
@snowdaysrule2 2 роки тому
mini hot plate ❤
@David_a_journeyman_curmudgeon
@David_a_journeyman_curmudgeon 2 роки тому
@augurelite
@augurelite 2 роки тому
COOL
@mr.kangaroo1469
@mr.kangaroo1469 11 місяців тому
It got removed by double sided tape
@BrandonLacruzArt
@BrandonLacruzArt Місяць тому
Why is the function of that Plated armor ?
@S3b1Guitar
@S3b1Guitar 5 місяців тому
did he say time crystal??
@andrewut7ya511
@andrewut7ya511 2 роки тому
Can these be reprogrammed?
@Nightykk
@Nightykk 2 роки тому
Something like the Wemos D1 Mini can at least, which is 8266. Oh, and NodeMCU as well. Those are the only two I've played with however.
@tobydyes
@tobydyes Рік тому
I thought they got rid of the crystals
@shaunclarke94
@shaunclarke94 6 місяців тому
If the flash is SPI, does that mean you can pull the compiled code from any ESP8266 device?
@mattmurphy7030
@mattmurphy7030 5 місяців тому
Yes? Why wouldn’t you be able to lol
@shaunclarke94
@shaunclarke94 5 місяців тому
@@mattmurphy7030 because you can't on most microprocessors. I assumed the same would be the case for these.
@mattmurphy7030
@mattmurphy7030 5 місяців тому
@@shaunclarke94 “most”? Yes you can lol. I dump code from vehicle ECUs that are explicitly designed not to be able to do that.
@shaunclarke94
@shaunclarke94 5 місяців тому
@@mattmurphy7030 what about your standard Microchip or Atmel MCU's? It was my understanding of they were protected you were out of luck, and since the flash is internal you can't exactly just read it externally.
@DaBuzz92
@DaBuzz92 2 роки тому
This flash memory is additional memory or total memory?
@SianaGearz
@SianaGearz 2 роки тому
The RAM is inside the main chip. It has no programmable storage capability at all, the complete flash is on the external SPI flash chip. The integrated bootloader transfers a 32kb blob from the SPI flash into RAM and runs it, presumably there's important wireless functionality in there, and the user application is loaded from SPI flash into RAM in small chunks as-needed, supported by a 32kb cache in RAM to improve performance.
@dave-in-nj9393
@dave-in-nj9393 Місяць тому
you could have just bought an ESP8266 without the cover. you have to pay extra to get the cover on in.
@GreensladeNZ
@GreensladeNZ 2 роки тому
You can buy these without the can lol
@jensschroder8214
@jensschroder8214 5 місяців тому
take an ESP-01. It doesn't have a metal cap but has the same components. There is no FCC approval for this.
@techheck3358
@techheck3358 3 місяці тому
There is. The regulations say your device should emit too much “garbage”. You can either stop your device from emitting said garbage (so you don’t need a shield), or add the shield to block it in
@Xiaoxiaoxiaomao
@Xiaoxiaoxiaomao 2 роки тому
👍🏻
@varunahlawat9013
@varunahlawat9013 9 місяців тому
OHHHH
@Vagubando
@Vagubando Рік тому
what needs to be changed or added to the sketch in order to register two access points (that is, two WiFi networks)? If one doesn't work, will it connect to the other by itself?
@Yeahboii1
@Yeahboii1 2 роки тому
Haha WiFi chip called ESP wonder if that's a coincidence or named on purpose
@SianaGearz
@SianaGearz 2 роки тому
Abbreviated from company name Espressif. The company is Chinese, I think you're giving them a little too much credit.
@transgrl
@transgrl 2 роки тому
I'm pretty sure that gap is because if the tin was sealed to the pcb then it would get damaged when the esp heats up and increases the pressure under the tin
@D4100N
@D4100N 2 роки тому
No, it's to keep the impedance matched so you don't get reflections.
@transgrl
@transgrl 2 роки тому
@@D4100N ah I see, I figured it would be the same reason as a desktop cpu but nvm. Thank you 😊
@mehran1611
@mehran1611 2 роки тому
Mr
@CokesAndTokes
@CokesAndTokes 2 роки тому
Never get any iot device with an esp8266
@tennicktenstyl
@tennicktenstyl 2 роки тому
why?
@CokesAndTokes
@CokesAndTokes 2 роки тому
@@tennicktenstyl those light bulbs that use esp8266's can be loaded with deauther firmware pretty easily. If someone could get in they could block devices from using internet
@RyuAzuku
@RyuAzuku Місяць тому
weak
@manuelr7121
@manuelr7121 Рік тому
awsome
Try these 16 Brilliant ESP32 projects!!!
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