2 open source boards using the ESP-PSRAM64
Real designs built with the ESP-PSRAM64, 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.
ESP32Meshtastic DIY 1W board
Hydra-Designs
28 × 46.2 mm43 parts2LGPL-3.0166
Mega frank u4
evgs
149.9 × 99.5 mm256 parts2LNo license1
The ESP-PSRAM64 in open source designs
The gallery holds 2 open source boards using the ESP-PSRAM64 from 2 GitHub repositories; a typical one measures about 88.9 × 72.9 mm and carries around 150 components.
100% are two-layer designs, the rest use four layers or more, and 50% carry an open source license.
The most starred is Meshtastic DIY 1W board by Hydra-Designs.
Microcontrollers on boards using the ESP-PSRAM64
What boards using the ESP-PSRAM64 are built for
ESP-PSRAM64: common questions
Where can I find a ESP-PSRAM64 reference design?
Each of the 2 boards on this page is a real design using the ESP-PSRAM64. 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 ESP-PSRAM64 use?
Most are built on ESP32 (1).
How big is a typical board using the ESP-PSRAM64?
The median is 88.9 × 72.9 mm, and 100% are two-layer designs.
What is the most popular open source board using the ESP-PSRAM64?
By GitHub stars, Meshtastic DIY 1W board by Hydra-Designs, with 166 stars.
Can I simulate one of these boards using the ESP-PSRAM64 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.