2 open source boards using the MCP23S17_SP
Real designs built with the MCP23S17_SP, 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.
ESP32PocketTRS
apuder
87.6 × 83.6 mm48 parts2LNo license39
AVR/ArduinoSbc6502a1
tkhshmsy
95 × 100 mm36 parts2LMIT2
The MCP23S17_SP in open source designs
The gallery holds 2 open source boards using the MCP23S17_SP from 2 GitHub repositories; a typical one measures about 91.3 × 91.8 mm and carries around 42 components.
100% are two-layer designs, the rest use four layers or more, and 50% carry an open source license.
The most starred is PocketTRS by apuder.
Microcontrollers on boards using the MCP23S17_SP
What boards using the MCP23S17_SP are built for
MCP23S17_SP: common questions
Where can I find a MCP23S17_SP reference design?
Each of the 2 boards on this page is a real design using the MCP23S17_SP. Open one to see how it is wired up, with the full BOM, a render of the layout and links to its KiCad files.
Which microcontrollers do boards using the MCP23S17_SP use?
Most are built on AVR/Arduino (1) and ESP32 (1).
How big is a typical board using the MCP23S17_SP?
The median is 91.3 × 91.8 mm, and 100% are two-layer designs.
What is the most popular open source board using the MCP23S17_SP?
By GitHub stars, PocketTRS by apuder, with 39 stars.
Can I simulate one of these boards using the MCP23S17_SP 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.