7 open source boards using the RFM-0505S
Real designs built with the RFM-0505S, 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.
RP2040/RP2350Pico dram tester
schlae
100 × 100 mm47 parts2LCC-BY-SA-4.0161
FPGAController
westonb
80 × 100 mm198 parts4LNo license13
ESP32WIBL
CCOMJHC
110 × 56 mm107 parts2LMIT11
STM32Ph
Ranthalion
59.4 × 32.3 mm32 parts2LMIT3
DMM KiCAD V4 next
oihdesigns
68.5 × 53.3 mm79 parts4LNo license2- schematic only · 58 partsAVR/Arduino
Voltmeter
wolly981
58 partsNo license0 
DMX Demonstrator - DMX-512 IO Module (DMX-IO1)
SparkyBobo
60 × 60 mm20 parts2LGPL-3.02
The RFM-0505S in open source designs
The gallery holds 7 open source boards using the RFM-0505S from 7 GitHub repositories; a typical one measures about 74.2 × 58 mm and carries around 58 components.
67% are two-layer designs, the rest use four layers or more, and 57% carry an open source license.
The most starred is Pico dram tester by schlae.
Parts used alongside the RFM-0505S
Microcontrollers on boards using the RFM-0505S
What boards using the RFM-0505S are built for
RFM-0505S: common questions
Where can I find a RFM-0505S reference design?
Each of the 7 boards on this page is a real design using the RFM-0505S. 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 RFM-0505S use?
Most are built on AVR/Arduino (1), ESP32 (1), FPGA (1) and RP2040/RP2350 (1).
How big is a typical board using the RFM-0505S?
The median is 74.2 × 58 mm, and 67% are two-layer designs.
What is the most popular open source board using the RFM-0505S?
By GitHub stars, Pico dram tester by schlae, with 161 stars.
Can I simulate one of these boards using the RFM-0505S 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.