Datasheet

© 2009 Microchip Technology Inc. DS39689F-page 267
PIC18F2221/2321/4221/4321 FAMILY
REGISTER 24-10: CONFIG7L: CONFIGURATION REGISTER 7 LOW (BYTE ADDRESS 30000Ch)
REGISTER 24-11: CONFIG7H: CONFIGURATION REGISTER 7 HIGH (BYTE ADDRESS 30000Dh)
U-0 U-0 U-0 U-0 U-0 U-0 R/C-1 R/C-1
— — — — — — EBTR1 EBTR0
bit 7 bit 0
bit 7-2 Unimplemented: Read as ‘0’
bit 1 EBTR1: Table Read Protection bit
1 = Block 1 not protected from table reads executed in other blocks
(1)
0 = Block 1 protected from table reads executed in other blocks
(1)
bit 0 EBTR0: Table Read Protection bit
1 = Block 0 not protected from table reads executed in other blocks
(1)
0 = Block 0 protected from table reads executed in other blocks
(1)
Note 1: See Figure 24-5 for variable block boundaries.
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 U-0 U-0 U-0 U-0 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 not protected from table reads executed in other blocks
(1)
0 = Boot block protected from table reads executed in other blocks
(1)
bit 5-0 Unimplemented: Read as ‘0’
Note 1: See Figure 24-5 for variable block boundaries.
Legend:
R = Readable bit C = Clearable bit U = Unimplemented bit, read as ‘0’
-n = Value when device is unprogrammed u = Unchanged from programmed state