Hacking Hardware Picofly - a HWFLY switch modchip

JackFrostSMT

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Installed into a lite today to the best of my current ability. So far it just blinks red once like after programming but nothing after and nothing on screen.
 

JackFrostSMT

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IMG_20230325_184935.jpg

Very bad install but I'll clean up if i can get it working
 
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JackFrostSMT

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Phantomas77

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D left side of cap G right side cap s to rp2040
View attachment 361353
Post automatically merged:
@linuxares is it possible to edit the original post of this image saying it is wrong? I remember seeing it maybe a dozen pages ago but can't find it. Maybe it could help for the people to not repeat the same mistake again and again...
 
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Maou_SET

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I have tried using the PGA2040 from Pimoroni for this but no success. It simply blinks red once and that is all nothing afterwards. I have connected all of the GPIO pins as required and even installed an addressable LED on GPIO16, because the Waveshare 2040has the LED connected there. Are there any other relevant hardware differences? I couldn't find much that has relevance. Has anyone successfully tried other Picos?
 

RiotRetroGaming

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no there is no way to bypass the mosfett

blue then toruise(cyan) that mean u have a issue with the mosfet or cable to mosfett

u can use a short thick wire or repair pads for broken traces

lets see a pic of ur soldering and ur tip ,are u using flux ?
Ok, thought you might say that :)

Using 'Chipquik' flux and an 'Atten ST-80' ultrafine soldering tip.
I just ordered a hot-air rework station, HD microscope & screen :/ a bit far fetched, but need a XAJ & XKJ done by Tuesday!

I have uploaded a video, but as a new user here it won't let me post it.
If you type in Youtube: "Picofly Erista - MOSFET Bad CPU Pin" it will come up with my first switch-on video.

Type in: "Ultrafine Atten ST-80 Soldering Tip" and you'll find the tip I'm using.

I am meeting 'A Friend' tomorrow who has a load of V1/V2 flexes left over, so fingers crossed it's defo my soldering!
I did do some original SX installs with these in the past and had no issues.

I would just like to say - "You guys are f!!king legends" <3
Amazing & keep up the good work, do you have a donation link?


Thank you for your time,
Ant
 
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