PIC18F25K20T-ISO Datasheet, PDF (305/456 Pages) Microchip Technology – 28/40/44-Pin Flash Microcontrollers with nanoWatt XLP Technology

PIC18F2XK20/4XK20
REGISTER 23-8: CONFIG6L: CONFIGURATION REGISTER 6 LOW
U-0
—
bit 7
U-0
U-0
U-0
R/C-1
R/C-1
—
—
—
WRT3⁽¹⁾
WRT2⁽¹⁾
R/C-1
WRT1
Legend:
R = Readable bit
-n = Value when device is unprogrammed
U = Unimplemented bit, read as ‘0’
C = Clearable only bit
bit 7-4
bit 3
bit 2
bit 1
bit 0
Unimplemented: Read as ‘0’
WRT3: Write Protection bit⁽¹⁾
1 = Block 3 not write-protected
0 = Block 3 write-protected
WRT2: Write Protection bit⁽¹⁾
1 = Block 2 not write-protected
0 = Block 2 write-protected
WRT1: Write Protection bit
1 = Block 1 not write-protected
0 = Block 1 write-protected
WRT0: Write Protection bit
1 = Block 0 not write-protected
0 = Block 0 write-protected
Note 1: Implemented, but not used in PIC18FX3K20 and PIC18FX4K20 devices.
REGISTER 23-9: CONFIG6H: CONFIGURATION REGISTER 6 HIGH
R/C-1
R/C-1
R-1
U-0
U-0
U-0
U-0
WRTD
WRTB
WRTC⁽¹⁾
—
—
—
—
bit 7
Legend:
R = Readable bit
-n = Value when device is unprogrammed
U = Unimplemented bit, read as ‘0’
C = Clearable only bit
bit 7
bit 6
bit 5
bit 4-0
WRTD: Data EEPROM Write Protection bit
1 = Data EEPROM not write-protected
0 = Data EEPROM write-protected
WRTB: Boot Block Write Protection bit
1 = Boot Block not write-protected
0 = Boot Block write-protected
WRTC: Configuration Register Write Protection bit⁽¹⁾
1 = Configuration registers not write-protected
0 = Configuration registers write-protected
Unimplemented: Read as ‘0’
Note 1: This bit is read-only in normal execution mode; it can be written only in Program mode.
R/C-1
WRT0
bit 0
U-0
—
bit 0
 2010 Microchip Technology Inc.
DS41303G-page 305