32.3 Signature Bytes

The device have a three-byte signature code. This code can be read in both serial and parallel mode, also when the device is locked. The three bytes reside in a separate address space. For the device, the signature bytes are given in the following table.

Table 32-8. Device ID
PartSignature Bytes Address
0x0000x0010x002
ATmega328PB0x1E0x950x16