PIC18F2331 Datasheet, PDF (278/396 Pages) Microchip Technology – 28/40/44-Pin Enhanced Flash Microcontrollers with nanoWatt Technology, High Performance PWM and A/D

PIC18F2331/2431/4331/4431
REGISTER 22-11:
CONFIG7L: CONFIGURATION REGISTER 7 LOW (BYTE ADDRESS 30000Ch)
U-0
U-0
U-0
U-0
R/P-1
R/P-1
R/P-1
R/P-1
—
—
—
—
EBTR3⁽¹⁾ EBTR2⁽¹⁾ EBTR1 EBTR0
bit 7
bit 0
bit 7-4
bit 3
bit 2
bit 1
bit 0
Unimplemented: Read as ‘0’
EBTR3: Table Read Protection bit⁽¹⁾
1 = Block 3 (001800-001FFFh) not protected from table reads executed in other blocks
0 = Block 3 (001800-001FFFh) protected from table reads executed in other blocks
EBTR2: Table Read Protection bit⁽¹⁾
1 = Block 2 (001000-0017FFh) not protected from table reads executed in other blocks
0 = Block 2 (001000-0017FFh) protected from table reads executed in other blocks
EBTR1: Table Read Protection bit
1 = Block 1 (000800-000FFFh) not protected from table reads executed in other blocks
0 = Block 1 (000800-000FFFh) protected from table reads executed in other blocks
EBTR0: Table Read Protection bit
1 = Block 0 (000200-0007FFh) not protected from table reads executed in other blocks
0 = Block 0 (000200-0007FFh) protected from table reads executed in other blocks
Note 1: Unimplemented in PIC18F2X31 devices; maintain this bit set.
Legend:
R = Readable bit
P = Programmable bit
- n = Value when device is unprogrammed
U = Unimplemented bit, read as ‘0’
u = Unchanged from programmed state
REGISTER 22-12: CONFIG7H: CONFIGURATION REGISTER 7 HIGH (BYTE ADDRESS 30000Dh)
U-0
R/P-1
U-0
U-0
U-0
U-0
U-0
U-0
—
EBTRB
—
—
—
—
—
—
bit 7
bit 0
bit 7
bit 6
bit 5-0
Unimplemented: Read as ‘0’
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
Unimplemented: Read as ‘0’
Legend:
R = Readable bit
P = Programmable bit
- n = Value when device is unprogrammed
U = Unimplemented bit, read as ‘0’
u = Unchanged from programmed state
DS39616B-page 276
Preliminary
 2003 Microchip Technology Inc.