Datasheet

Table Of Contents
© 2007 Microchip Technology Inc. DS39605F-page 177
PIC18F1220/1320
REGISTER 19-8: CONFIG6L: CONFIGURATION REGISTER 6 LOW (BYTE ADDRESS 30000Ah)
REGISTER 19-9: CONFIG6H: CONFIGURATION REGISTER 6 HIGH (BYTE ADDRESS 30000Bh)
U-0 U-0 U-0 U-0 U-0 U-0 R/P-1 R/P-1
WRT1 WRT0
bit 7 bit 0
bit 7-2 Unimplemented: Read as ‘0
bit 1 WRT1: Write Protection bit (PIC18F1320)
1 = Block 1 (001000-001FFFh) not write-protected
0 = Block 1 (001000-001FFFh) write-protected
bit 0 WRT0: Write Protection bit (PIC18F1320)
1 = Block 0 (00200-000FFFh) not write-protected
0 = Block 0 (00200-000FFFh) write-protected
bit 1 WRT1: Write Protection bit (PIC18F1220)
1 = Block 1 (000800-000FFFh) not write-protected
0 = Block 1 (000800-000FFFh) write-protected
bit 0 WRT0: Write Protection bit (PIC18F1220)
1 = Block 0 (000200-0007FFh) not write-protected
0 = Block 0 (000200-0007FFh) write-protected
Legend:
R = Readable bit P = Programmable bit U = Unimplemented bit, read as ‘0’
-n = Value when device is unprogrammed u = Unchanged from programmed state
R/P-1 R/P-1 R-1 U-0 U-0 U-0 U-0 U-0
WRTD WRTB WRTC
bit 7 bit 0
bit 7 WRTD: Data EEPROM Write Protection bit
1 = Data EEPROM not write-protected
0 = Data EEPROM write-protected
bit 6 WRTB: Boot Block Write Protection bit
1 = Boot Block (000000-0001FFh) not write-protected
0 = Boot Block (000000-0001FFh) write-protected
bit 5 WRTC: Configuration Register Write Protection bit
1 = Configuration registers (300000-3000FFh) not write-protected
0 = Configuration registers (300000-3000FFh) write-protected
Note: This bit is read-only in normal execution mode; it can be written only in Program mode.
bit 4-0 Unimplemented: Read as ‘0
Legend:
R = Readable bit P = Programmable bit U = Unimplemented bit, read as ‘0’
-n = Value when device is unprogrammed u = Unchanged from programmed state