PIC18FXX20 Datasheet, PDF (248/366 Pages) Microchip Technology – 64/80-Pin High Performance 1 Mbit Enhanced FLASH Microcontrollers with A/D

PIC18FXX20
REGISTER 23-9: CONFIG6L: CONFIGURATION REGISTER 6 LOW (BYTE ADDRESS 30000Ah)
R/P-1
WRT7⁽¹⁾
bit 7
R/P-1
WRT6⁽¹⁾
R/P-1
WRT5⁽¹⁾
R/P-1
WRT4⁽¹⁾
R/P-1
WRT3
R/P-1
WRT2
R/P-1
WRT1
R/P-1
WRT0
bit 0
bit 7
WR7: Write Protection bit⁽¹⁾
1 = Block 7 (01C000-01FFFFh) not write protected
0 = Block 7 (01C000-01FFFFh) write protected
bit 6
WR6: Write Protection bit⁽¹⁾
1 = Block 6 (018000-01BFFFh) not write protected
0 = Block 6 (018000-01BFFFh) write protected
bit 5
WR5: Write Protection bit⁽¹⁾
1 = Block 5 (014000-017FFFh) not write protected
0 = Block 5 (014000-017FFFh) write protected
bit 4
WR4: Write Protection bit⁽¹⁾
1 = Block 4 (010000-013FFFh) not write protected
0 = Block 4 (010000-013FFFh) write protected
bit 3
WR3: Write Protection bit
For PIC18FX520 devices:
1 = Block 3 (006000-007FFFh) not write protected
0 = Block 3 (006000-007FFFh) write protected
For PIC18FX620 and PIC18FX720 devices:
1 = Block 3 (00C000-00FFFFh) not write protected
0 = Block 3 (00C000-00FFFFh) write protected
bit 2
WR2: Write Protection bit
For PIC18FX520 devices:
1 = Block 2 (004000-005FFFh) not write protected
0 = Block 2 (004000-005FFFh) write protected
For PIC18FX620 and PIC18FX720 devices:
1 = Block 2 (008000-00BFFFh) not write protected
0 = Block 2 (008000-00BFFFh) write protected
bit 1
WR1: Write Protection bit
For PIC18FX520 devices:
1 = Block 1 (002000-003FFFh) not write protected
0 = Block 1 (002000-003FFFh) write protected
For PIC18FX620 and PIC18FX720 devices:
1 = Block 1 (004000-007FFFh) not write protected
0 = Block 1 (004000-007FFFh) write protected
bit 0
WR0: Write Protection bit
For PIC18FX520 devices:
1 = Block 0 (000800-001FFFh) not write protected
0 = Block 0 (000800-001FFFh) write protected
For PIC18FX620 and PIC18FX720 devices:
1 = Block 0 (000200-003FFFh) not write protected
0 = Block 0 (000200-003FFFh) write protected
Note 1: Unimplemented in PIC18FX520 and PIC18FX620 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
DS39609A-page 246
Advance Information
 2003 Microchip Technology Inc.