Lock Bits
| Bit7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
| LOCKBIT[7:0] | |||||||
| AccessR/W | R/W | R/W | R/W | R/W | R/W | R/W | R/W |
| Reset0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Lock Bits
When the part is locked, UPDI cannot access the system bus, so it cannot read out anything but CS-space.
| Value | Description |
|---|---|
| 0xC5 | The device is open |
| other | The device is locked |