HardLabs

Underplate

Ladniy·jiran-ble-lite·case/fr-4/underplate/underplate.kicad_pcb

Underplate PCB layout, top view — open source board by Ladniy

About the Underplate PCB

Underplate is an open source PCB design by Ladniy, published on GitHub under the CERN-OHL-P-2.0 license. It is a 2-layer board measuring 152.4 × 104.7 mm, with 5 components from 1 distinct parts.

It belongs with the keyboards and iot & wireless designs in this gallery.

From the project

Wireless ergo-split keyboard, based on nRF52840 module.

Wireless ergo-split keyboard, based on Holyiot-18010 (nRF52840) module.

Author: @ladniys (Telegram) u/Ladniy (Reddit) Layout: keyboard-layout-editor.com Hardware Availability: Open Source Firmware: ZMK

Check out wiki-page for more information.

The keyboard is fully functional, no problems were noticed.

This project is licensed under a CERN-OHL-P v2.0.

Feel free to use, share, modify or even sell Jiran BLE Lite!

Underplate, from the project README
From the project README

Underplate bill of materials (BOM)

5 components, 1 distinct parts.

QtyPartRefs
5
Hole_Mount_M2
H1, H2, H3, H4, H6

Underplate design files

The KiCad project lives in the Ladniy/jiran-ble-lite repository on GitHub; these links point at the commit this page was built from.

Underplate: common questions

How big is the Underplate PCB?

The Underplate measures 152.4 × 104.7 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Underplate?

5 components, from 1 distinct parts. The full bill of materials is listed on this page.

Where can I download the Underplate design files?

From the Ladniy/jiran-ble-lite repository on GitHub, which has the KiCad layout; the links under Design files point to each one.

Can I use the Underplate design in my own project?

Yes, under the terms of its CERN-OHL-P-2.0 license, which Ladniy chose for the repository.

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