Boards by jonthomasson

12 boards

Open-source boards designed in KiCad by jonthomasson on GitHub, from 7 repositories. A board’s address here is its repository’s there.

4 layers330.2 × 215.9 mm
Retroii
jonthomasson/retroii
Retro ][ is a 6502 based computer based off of the Apple ][.
302 parts33
4 layers89 × 61 mm
Spartan6Dev
jonthomasson/SpartanMini
A flexible, simple, yet powerful FPGA development board.
186 parts17
2 layers23.4 × 14.1 mm
LIR2032Charger
jonthomasson/20MM-Coin-Cell-Charger
USB based coin cell charger for 2016, 2020, 2025, 2032
12 parts10
4 layers42 × 30 mm
Sx1238RfModule
jonthomasson/sx1238-500mw-rf-transceiver
SX1238 915MHz 500mW RF Transceiver Module
41 parts8
4 layers17.5 × 40.1 mm
SwinSidNano
jonthomasson/SwinSidNano
A small SID replaceable circuit for C64 systems
15 parts7
2 layers
POVSpinner
jonthomasson/POVSpinner
A simple, cheap ($15 or less) POV (persistence of vision) fidget spinner. Made with an AtTiny85, 5 LED's, and 2 CR2032 batteries.
26 parts5
2 layers230.5 × 134.6 mm
6502Computer
jonthomasson/retro1
A 6502 computer inspired by the Apple 1.
136 parts5
2 layers89 × 61 mm
Spartanmini shield
jonthomasson/SpartanMini
A flexible, simple, yet powerful FPGA development board.
9 parts17
2 layers89 × 61 mm
Spartanmini shieldpower
jonthomasson/SpartanMini
A flexible, simple, yet powerful FPGA development board.
11 parts17
2 layers205 × 908.1 mm
POVSpinner
jonthomasson/POVSpinner
A simple, cheap ($15 or less) POV (persistence of vision) fidget spinner. Made with an AtTiny85, 5 LED's, and 2 CR2032 batteries.
24 parts5
2 layers25.3 × 76.4 mm
POVSpinner
jonthomasson/POVSpinner
A simple, cheap ($15 or less) POV (persistence of vision) fidget spinner. Made with an AtTiny85, 5 LED's, and 2 CR2032 batteries.
26 parts5
2 layers25.3 × 76.4 mm
POVSpinner
jonthomasson/POVSpinner
A simple, cheap ($15 or less) POV (persistence of vision) fidget spinner. Made with an AtTiny85, 5 LED's, and 2 CR2032 batteries.
26 parts5