60 Second Epoch Data
| Offset (bytes) | Size (bytes) | Name | Description |
|---|---|---|---|
| 0 | 2 | Y Counts | Total counts over epoch for y-axis. |
| 2 | 2 | X Counts | Total counts over epoch for x-axis. |
| 4 | 2 | Z Counts | Total counts over epoch for z-axis. |
| 6 | 2 | G Counts | |
| 8 | 2 | Lux | Total lux |
| 10 | 1 | Steps | Total steps over epoch |
| 11 | 1 | Heart Rate | Average BPM over epoch. |
| 12 | 3 | Down Vector | Normalized down vector. Each byte is a component in XYZ order (LSB = 1/127g).. |
| 15 | 1 | Wear Detection | 0=not worn, 1=worn, 2=calibrating, 3=plugged into USB (0, 2 &3 are non-wear values) |