6.10.4.9 Lockbits
Name: | LOCKBIT |
Offset: | 0x0A |
Reset: | - |
Property: | - |
Bit | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | |
LOCKBIT[7:0] | |||||||||
Access | R/W | R/W | R/W | R/W | R/W | R/W | R/W | R/W | |
Reset | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Bits 7:0 – LOCKBIT[7:0] Lockbits
When the part is locked, UPDI cannot access the system bus, so it cannot read out anything but the System Information Block (SIB).
Value | Description |
---|---|
0xC5 | Valid key - memory access is unlocked |
other | Invalid key - memory access is locked |