Datasheet

1246
32117D–AVR-01/12
AT32UC3C
39.6.9 Security Restrictions
When the security fuse in the Flash is programmed, the following aWire commands are limited:
• MEMORY_WRITE
• MEMORY_READ
Unlimited access to these instructions is restored when the security fuse is erased by the
CHIP_ERASE aWire command.
Note that the security bit will read as programmed and block these instructions also if the Flash
Controller is statically reset.
Table 39-58. MEMORY_SPEED Details
Response Details
Response value 0xC5
Additional data Clock cycle count (MS)