bm68rgb bluetooth mod

bm68rgb bluetooth mod

I finally got the boards I ordered for the bm68rgb. Fit perfectly, USB-C lines up nicely with the case.

This version uses the Holyiot-18010 module (NRF52840) and should be quite easy to hand-solder since I didn't need to use any of the pads underneath the module, but I have another board design that uses the E73-2G4M08S1C module, which may be easier to source from LCSC, but I had to use a few of the pads underneath the module.

There is a cutout under the spacebar for a 301230 LiPo battery. Since the NRF52 sips power it should last quite a while (100-150mAh is the max I could find in this size).

Working on modifying QMK after I get the Holyiot module in the mail and assemble/test the first board.

Test fit

PCB comparison, bottom side of board

submitted by /u/rhyno95_
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