open software and open hardware platform for developing an alternative crank based powermeter using ANT+ protocol and Arduino Nano which was started at a local Hackathon in March 2019. All source code, required libraries, design files and wiring instructions will be uploaded here.

Obtain the ANT+ Public Network Key from https://www.thisisant.com/developer/ant-plus/ant-plus-basics/network-keys by first becoming an Adopter

Electronics components:

• ANT+ module (nrfap2 breakout) - USD 21.58
• Adafruit VERTER - USD 9.95
• 800 mAh 3.7V battery - USD 2.24
• BONUS: Adafruit 10DOF IMU - USD 29.95
• Load Cell Amp (hx711) breakout - USD 1.15
• Charge regulator - USD 0.37
• Strain Gauges - USD 3.42
• (Chinese) Arduino Nano - USD 2.10 <- remember the driver and old bootloader

other materials

• Loctite 496 - EUR 18
• 150, 230, 300, 400 grit sandpaper
• 250g 1.75mm Makerbot filament - USD 11.99
• 2 rubber bands
• Bits of 18 Gage wire (copper core)

Thank you:

• http://keithhack.blogspot.com
• www.thisisant.com
• https://jbremnant.wordpress.com/
• rock-o-mat
• Dan Maloney
• chiprobot
• Brian Benchoff
• brodykenrick https://github.com/brodykenrick/ANTPlus_Arduino <- big thanks for mapping out the nrfap2 pins
• http://archive.fabacademy.org/fabacademy2017/fablabbcn/students/141/Final%20Project.html
• Olav Kallhovd
• Kevin Townsend