Zsolt Pozsár
Published © CC BY-NC

Mini serial console with three different serial ports

This is my "poor man's HID" that I want in my projects to enter data and display messages.

IntermediateFull instructions provided24 hours439
Mini serial console with three different serial ports

Things used in this project

Hardware components

Raspberry Pi Pico
Raspberry Pi Pico
×1
Alfanumerical LCD 20x4
×1
onsemi 1N4001
×1
onsemi 1N4148 diode
×1
BC109
×1
onsemi BC548
×1
onsemi BC559B
×1
100nF ceramic disc capacitor
×4
1000µF 10V electrolyt capacitor
×1
560Ω resistor
×1
1kΩ resistor
×9
4.7kΩ resistor
×3
10kΩ resistor
×12
100mA F fuse
×1
fuse holder
×2
1x2 pin header
×3
1x2 barrier block 5mm
×1
1x3 barrier block 5mm
×2
1x7 barrier block 5mm
×1

Story

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Custom parts and enclosures

Polycarbonate cover

Schematics

Wiring on breadboards

Schematic drawing

Code

Software

Software for Raspberry Pi Pico

Hardware

Full documentation with Technical manual in PDF, KiCAD schematic and PCB drawings, Gerber files, LibreCAD cover drawing, pictures and others.

Credits

Zsolt Pozsár

Zsolt Pozsár

12 projects • 7 followers
I am not professional programmer, I specialize in electronics and electrical installation.

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