4 open source boards using the E22-400M30S
Real designs built with the E22-400M30S, 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.
STM32Stm32-lora gps tracker
usarrahim
79.8 × 65.9 mm42 parts2LMIT1
ESP32Esp32-loradv transceiver
alonsoo-rodriguez
40 × 95.3 mm30 parts2LNo license1
RP2040/RP2350FC V5e Production Rev1
proveskit
88 × 94.5 mm244 parts4LCERN-OHL-W-2.06
RP2040/RP2350FC V5e
88 × 94.5 mm242 parts4LCERN-OHL-W-2.06
The E22-400M30S in open source designs
The gallery holds 4 open source boards using the E22-400M30S from 3 GitHub repositories; a typical one measures about 83.9 × 94.5 mm and carries around 142 components.
50% are two-layer designs, the rest use four layers or more, and 75% carry an open source license.
The most starred is FC V5e Production Rev1 by proveskit.
Microcontrollers on boards using the E22-400M30S
What boards using the E22-400M30S are built for
E22-400M30S: common questions
Where can I find a E22-400M30S reference design?
Each of the 4 boards on this page is a real design using the E22-400M30S. 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 E22-400M30S use?
Most are built on RP2040/RP2350 (2), ESP32 (1) and STM32 (1).
How big is a typical board using the E22-400M30S?
The median is 83.9 × 94.5 mm, and 50% are two-layer designs.
What is the most popular open source board using the E22-400M30S?
By GitHub stars, FC V5e Production Rev1 by proveskit, with 6 stars.
Can I simulate one of these boards using the E22-400M30S 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.