5 open source boards using the LMR38020SDDAR
Real designs built with the LMR38020SDDAR, 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.
UVerter
owntech-foundation
178.9 × 131.8 mm317 parts4LCERN-OHL-S-2.0112
ESP32Eveningstar hardware
ciaassured
81.2 × 71.6 mm120 parts2LAGPL-3.01
STM32Tsumikoro Servo Controller
theatrus
62 × 45 mm63 parts4LCERN-OHL-P-2.01
ESP32Tsumikoro ESP32 RS-485 Bridge
67.4 × 42.9 mm30 parts4LCERN-OHL-P-2.01
ESP32ESP32P4 16
computergeek1507
151.1 × 93.4 mm91 parts2LCERN-OHL-S-2.078
The LMR38020SDDAR in open source designs
The gallery holds 5 open source boards using the LMR38020SDDAR from 4 GitHub repositories; a typical one measures about 81.2 × 71.6 mm and carries around 91 components.
60% use four copper layers or more, and 100% carry an open source license.
The most starred is UVerter by owntech-foundation.
What boards using the LMR38020SDDAR are built for
LMR38020SDDAR: common questions
Where can I find a LMR38020SDDAR reference design?
Each of the 5 boards on this page is a real design using the LMR38020SDDAR. 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 LMR38020SDDAR use?
Most are built on ESP32 (3) and STM32 (1).
How big is a typical board using the LMR38020SDDAR?
The median is 81.2 × 71.6 mm, and 40% are two-layer designs.
What is the most popular open source board using the LMR38020SDDAR?
By GitHub stars, UVerter by owntech-foundation, with 112 stars.
Can I simulate one of these boards using the LMR38020SDDAR 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.