PIC18F2680ISPSQTP datasheet(352/482 Pages) MICROCHIP

352 / 482 page

PIC18F2585/2680/4585/4680

DS39625C-page 350

Preliminary

U-0

R/C-1

—

EBTR3(1)

EBTR2

EBTR1

EBTR0

bit 7

bit 0

bit 7-4

Unimplemented: Read as ‘0’

bit 3

EBTR3: Table Read Protection bit(1)

= Block 3 (00C000-00FFFFh) not protected from table reads executed in other blocks

= Block 3 (00C000-00FFFFh) protected from table reads executed in other blocks

Note 1: Unimplemented in PIC18FX585 devices; maintain this bit set.

bit 2

EBTR2: Table Read Protection bit

= Block 2 (008000-00BFFFh) not protected from table reads executed in other blocks

= Block 2 (008000-00BFFFh) protected from table reads executed in other blocks

bit 1

EBTR1: Table Read Protection bit

= Block 1 (004000-007FFFh) not protected from table reads executed in other blocks

= Block 1 (004000-007FFFh) protected from table reads executed in other blocks

bit 0

EBTR0: Table Read Protection bit

= Block 0 (000800-003FFFh) not protected from table reads executed in other blocks

= Block 0 (000800-003FFFh) protected from table reads executed in other blocks

Legend:

R = Readable bit

C = Clearable bit

U = Unimplemented bit, read as ‘0’

-n = Value when device is unprogrammed

u = Unchanged from programmed state

U-0

R/C-1

U-0

—

EBTRB

—

bit 7

bit 0

bit 7

Unimplemented: Read as ‘0’

bit 6

EBTRB: Boot Block Table Read Protection bit

= Boot block (000000-0007FFh) not protected from table reads executed in other blocks

= Boot block (000000-0007FFh) protected from table reads executed in other blocks

bit 5-0

Unimplemented: Read as ‘0’

Legend:

R = Readable bit

C = Clearable bit

U = Unimplemented bit, read as ‘0’

-n = Value when device is unprogrammed

u = Unchanged from programmed state

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