1 |
1 |
1 |
No
memory lock features enabled. |
2 |
1 |
0 |
Further
programming of the Flash and EEPROM is disabled in Parallel and Serial
Programming mode. The Fuse bits are locked in both Serial and Parallel
Programming mode.(1) |
3 |
0 |
0 |
Further
programming and verification of the Flash and EEPROM is disabled in
parallel and Serial Programming mode. The Fuse Bits are locked in both
Serial and Parallel Programming modes.(1) |
BLB0 Mode |
BLB02 |
BLB01 |
|
1 |
1 |
1 |
No restrictions for SPM or
Load Program Memory (LPM) instruction accessing the Application
section. |
2 |
1 |
0 |
SPM is not allowed to write to
the Application section. |
3 |
0 |
0 |
SPM is not allowed to write to
the Application section, and LPM executing from the Boot Loader section
is not allowed to read from the Application section. If Interrupt
Vectors are placed in the Boot Loader section, interrupts are disabled
while executing from the Application section. |
4 |
0 |
1 |
LPM executing from the Boot
Loader section is not allowed to read from the Application section. If
Interrupt Vectors are placed in the Boot Loader section, interrupts are
disabled while executing from the Application section. |
BLB1 Mode |
BLB12 |
BLB11 |
|
1 |
1 |
1 |
No restrictions for SPM or LPM
accessing the Boot Loader section. |
2 |
1 |
0 |
SPM is not allowed to write to
the Boot Loader section. |
3 |
0 |
0 |
SPM is not allowed to write to
the Boot Loader section, and LPM executing from the Application section
is not allowed to read from the Boot Loader section. If Interrupt
Vectors are placed in the Application section, interrupts are disabled
while executing from the Boot Loader section. |
4 |
0 |
1 |
LPM executing from the
Application section is not allowed to read from the Boot Loader section.
If Interrupt Vectors are placed in the Application section, interrupts
are disabled while executing from the Boot Loader section. |