ELM11-Feather Makes FPGAs Lua-Simple for $39

The ELM11-Feather Makes FPGA Tinkering Approachable

FPGAs — chips whose digital logic you can rewire in software — are wonderfully powerful and famously intimidating. BrisbaneSilicon wants to change that with the ELM11-Feather, a tiny dev board launched on Crowd Supply that you program in Lua, one of the friendliest scripting languages around. At a $39 launch price, it is one of the most approachable on-ramps to reconfigurable hardware I have seen.

• The chip: a Gowin GW1NR-LV9 FPGA (8K LUTs, 486 Kbit block RAM, 64 Mbit PSRAM)
• The brains: a PicoRV32 soft-core running at up to 75 MHz with 1MB RAM and 8MB flash
• The form factor: the popular Adafruit Feather footprint (about 64.6 x 22.9 mm, 5.2 g), USB-C, LiPo charging, and 23 configurable I/O pins
• The price and openness: $39 at launch, with schematics and firmware API to be released under the permissive MIT license; deliveries expected around November 2026

Why Program an FPGA in Lua?

Normally, working with a field-programmable gate array means learning a hardware description language like Verilog or VHDL. That is a steep climb for a hobbyist who just wants to blink an LED or build a custom peripheral. The ELM11-Feather runs a small operating environment called EmbluaOS that lets you drive the board in Lua, while still leaving the door open to C, SystemVerilog, and VHDL when you want to go deeper. In other words, beginners get a gentle start and experts keep their full toolbox.

Each of the 23 I/O pins can be configured as GPIO, PWM, UART, SPI, or I²C, so the little board can talk to sensors, displays, and motors without extra hardware. A hardware watchdog and five user LEDs round out a package that feels genuinely maker-friendly. It slots neatly alongside the other approachable boards we follow in our mini computer coverage.

A Great Fit for the Open-Hardware Crowd

What I like most is the openness. Releasing the schematics and firmware API under MIT means the community can build on it, remix it, and keep it alive well beyond the campaign — the same open spirit behind projects like the PocketMage open-source ESP32-S3 PDA. For students, educators, and weekend tinkerers, the ELM11-Feather turns an advanced topic into a $39 Saturday afternoon.

If you have been curious about FPGAs but bounced off the learning curve, this is the kind of single-board computer companion that finally makes the jump feel doable.

Sources: CNX Software — July 11, 2026; Crowd Supply — July 2026.