2002 Microchip Technology Inc.
Preliminary
DS30485A-page 201
PIC18FXX39
REGISTER 20-9:
CONFIG7L: CONFIGURATION REGISTER 7 LOW (BYTE ADDRESS 30000Ch)
REGISTER 20-10: CONFIG7H: CONFIGURATION REGISTER 7 HIGH (BYTE ADDRESS 30000Dh)
U-0
U-1
R/C-1
EBTR2(1)
EBTR1
EBTR0
bit 7
bit 0
bit 7-4
Unimplemented: Read as ‘0’
bit 3
Unimplemented and reserved: Maintain as ‘1’
bit 2
EBTR2: Table Read Protection bit(1)
1
= Block 2 (004000-005FFFh) not protected from Table Reads executed in other blocks
0
= Block 2 (004000-005FFFh) protected from Table Reads executed in other blocks
bit 1
EBTR1: Table Read Protection bit
1
= Block 1 (002000-003FFFh) not protected from Table Reads executed in other blocks
0
= Block 1 (002000-003FFFh) protected from Table Reads executed in other blocks
bit 0
EBTR0: Table Read Protection bit
1
= Block 0 (000200h-001FFFh) not protected from Table Reads executed in other blocks
0
= Block 0 (000200h-001FFFh) protected from Table Reads executed in other blocks
Note 1: Unimplemented in PIC18FX439 devices; maintain this bit set.
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
1
= Boot block (000000-0001FFh) not protected from Table Reads executed in other blocks
0
= Boot block (000000-0001FFh) 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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