2 open source boards using the 65C22S
Real designs built with the 65C22S, from public GitHub projects: a quick way to see how others power, decouple and connect it. Each board comes with its KiCad files, full parts list and a render — and you can simulate its firmware on HardLabs.
AVR/Arduino65C02 Computer
dbuchwald
203.2 × 149.9 mm62 parts2LMIT176
AVR/ArduinoAT65C02 Hobby Computer
Kayto
241.3 × 149.9 mm161 parts2LCERN-OHL-1.27
The 65C22S in open source designs
The gallery holds 2 open source boards using the 65C22S from 2 GitHub repositories; a typical one measures about 222.3 × 149.9 mm and carries around 112 components.
100% are two-layer designs, the rest use four layers or more, and 100% carry an open source license.
The most starred is 65C02 Computer by dbuchwald.
Parts used alongside the 65C22S
Microcontrollers on boards using the 65C22S
What boards using the 65C22S are built for
65C22S: common questions
Where can I find a 65C22S reference design?
Each of the 2 boards on this page is a real design using the 65C22S. Open one to see how it is wired up, with the full BOM, a render of the layout and links to its KiCad files.
What parts are used alongside the 65C22S?
The 28C256, 62256, 65C02S, 65C51N and 74HC00 appear in the most repositories here.
Which microcontrollers do boards using the 65C22S use?
Most are built on AVR/Arduino (2).
How big is a typical board using the 65C22S?
The median is 222.3 × 149.9 mm, and 100% are two-layer designs.
What is the most popular open source board using the 65C22S?
By GitHub stars, 65C02 Computer by dbuchwald, with 176 stars.
Can I simulate one of these boards using the 65C22S before building it?
Yes. HardLabs turns a board's netlist and BOM into a working simulation, so you can boot and test firmware against it with no hardware on your desk.