The following resources may be useful working with the Bluefruit nRF52 Feather:
- Adafruit_nRF52_Arduino: The core code for this device (hosted on Github)
- nRF52 Example Sketches: Browse the example code from the core repo on Github
- Hardware Design Files: EagleCAD files for the nRF52840 Feather Express on Github.
- 3D Models on GitHub
- PDF for nRF52840 Feather PrettyPins Pinout Diagram
Module Details
The Bluefruit nRF52840 Feather Express uses the MDBT50Q module from Raytac. Details on the module, including FCC and other certifications are available in the document below:
Schematic and Fab Print
Click on the image for full-size versions.
The board files are available on Github
In the section labeled JS PH LIPO INPUT, in the schematic, mention is made of D5. This should be A6
Page last edited May 05, 2025
Text editor powered by tinymce.
