Datasheet

EEPROM-2 Memory
MC68HC908AZ60A • MC68HC908AS60A • MC68HC908AS60E Data Sheet, Rev. 6
94 Freescale Semiconductor
EEBP[3:0] — EEPROM-2 Block Protection Bits
These bits prevent blocks of EEPROM-2 array from being programmed or erased.
1 = EEPROM-2 array block is protected
0 = EEPROM-2 array block is unprotected
Block Number (EEBPx) Address Range
EEBP0 $0600–$067F
EEBP1 $0680–$06FF
EEBP2 $0700–$077F
EEBP3 $0780–$07FF
Table 7-4. EEPROM-2 Block Protect and Security Summary
Address Range EEBPx EEPRTCT = 1 EEPRTCT = 0
$0600 - $067F
EEBP0 = 0
Byte Programming
Available
Bulk, Block and Byte
Erasing Available
Byte Programming
Available
Only Byte Erasing
Available
EEBP0 = 1 Protected Protected
$0680 - $06EF
EEBP1 = 0
Byte Programming
Available
Bulk, Block and Byte
Erasing Available
Byte Programming
Available
Only Byte Erasing
Available
EEBP1 = 1 Protected Protected
$06F0 - $06FF
EEBP1 = 0
Byte Programming
Available
Bulk, Block and Byte
Erasing Available
Secured
(No Programming or
Erasing)
EEBP1 = 1 Protected
$0700 - $077F
EEBP2 = 0
Byte Programming
Available
Bulk, Block and Byte
Erasing Available
Byte Programming
Available
Only Byte Erasing
Available
EEBP2 = 1 Protected Protected
$0780 - $07FF
EEBP3 = 0
Byte Programming
Available
Bulk, Block and Byte
Available
Byte Programming
Available
Only Byte Erasing
Available
EEBP3 = 1 Protected Protected