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Forum Index : Microcontroller and PC projects : PicoStick VGA222 Construction pack

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Mixtel90

Guru

Joined: 05/10/2019
Location: United Kingdom
Posts: 8666
Posted: 01:09pm 12 Mar 2026
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A modification of PicoStick VGA to use the Pico 2 and provide VGA222

As yet this is an untested design. Have fun! :)



PicoStick VGA222 const pack.zip
Mick

Zilog Inside! nascom.info for Nascom & Gemini
Preliminary MMBasic docs & my PCB designs
 
bfwolf
Senior Member

Joined: 03/01/2025
Location: Germany
Posts: 187
Posted: 02:27pm 12 Mar 2026
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Great! A really nice design!

Which microSD module fits?

Can a keyboard and mouse be used simultaneously with the PS/2 port? If not, that would be a great improvement!

Edit:
There are suitable Y-splitter cables with one plug and two sockets available.

Oh, and I forgot to mention: A schematic as a PDF in the ZIP file would be nice.

Regards, bfwolf
Edited 2026-03-13 00:39 by bfwolf
 
lizby
Guru

Joined: 17/05/2016
Location: United States
Posts: 3678
Posted: 02:43pm 12 Mar 2026
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Ordered, thanks. $5.96USD including slow boat shipping.

  Quote  Note that you use the PicoMiteRP2350 firmware for this, not the VGA version


Why is this, how is this?
PicoMite, Armmite F4, SensorKits, MMBasic Hardware, Games, etc. on FOTS
 
Mixtel90

Guru

Joined: 05/10/2019
Location: United Kingdom
Posts: 8666
Posted: 04:29pm 12 Mar 2026
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No, there's no mouse support and nowhere to put two more level shifter channels unless I make things much more difficult to assemble :(
It would be possible to use two of the GPIO pins if you have a PS2 mouse that will run at 3V3.

Micro SD card socket

The circuit was supposed to be there but it got printed to the wrong place and I missed putting it in. Sorry.
Circuit diagram.pdf

The VGA222 firmware doesn't use the VGA121 system, I understand. It uses its own drivers which are controlled using OPTION LCDPANEL. It isn't VGA121 compatible. At least this was the case according to the information I found on the forum, things change so fast that I can't keep up now...  :(
Mick

Zilog Inside! nascom.info for Nascom & Gemini
Preliminary MMBasic docs & my PCB designs
 
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