Requirements

  • Record Spins locally on device
  • Be able to record multi hour spin sessions
  • Have several day usage battery life
  • Communicate to mobile device over bluetooth
  • Application that can display spins over time visually

Block Diagram

Threshold time for spin specified by user with a reasonable default. All “spin” events include threshold time that was used.

There is also a possibility to record ½ spins or ¼ spins.

Prototype Schematic

Case design sketch

Timeline

Timeline Powerpoint viewer