AVR8515

FUSE BITS
"...The Fuse bits are not accessible in Serial Programming Mode. The status of the Fuse bits is not affected by Chip Erase..."

LOCK BITS
WRITE:
Write Lock Bits		1010 1100 111x x21x xxxx xxxx xxxx xxxx 


ATmega 85XX

FUSE BITS

WRITE
Write Fuse Bits  	1010 1100 1010 0000 xxxx xxxx iiii iiii
Write Fuse High Bits	1010 1100 1010 1000 xxxx xxxx iiii iiii

READ
Read Fuse Bits		0101 0000 0000 0000 xxxx xxxx oooo oooo
Read Fuse High Bits	0101 1000 0000 1000 xxxx xxxx oooo oooo


LOCK BITS

WRITE:
Write Lock Bits		1010 1100 111x xxxx xxxx xxxx 11ii iiii

READ:
Read Lock Bits		0101 1000 0000 0000 xxxx xxxx xxoo oooo



ATmega 64:

FUSE BITS

WRITE:
Write Fuse Bits 	 1010 1100 1010 0000 xxxx xxxx iiii iiii
Write Fuse High Bits 	 1010 1100 1010 1000 xxxx xxxx iiii iiii
Write Extended Fuse Bits 1010 1100 1010 0100 xxxx xxxx xxxx xxii


READ:
Read Fuse	Bits 	0101 0000 0000 0000 xxxx xxxx oooo oooo
Read Fuse High	Bits 	0101 1000 0000 1000 xxxx xxxx oooo oooo
Read Extendend	Fuse 	0101 0000 0000 1000 xxxx xxxx oooo oooo


LOCK BITS:
WRITE:
Write Lock Bits 	1010 1100 111x xxxx xxxx xxxx 11ii iiii 

READ:
Read Lock Bits		0101 1000 0000 0000 xxxx xxxx xxoo oooo

