
2002 Microchip Technology Inc.
Preliminary
DS30485A-page 197
PIC18FXX39
REGISTER 20-2:
CONFIG2L: CONFIGURATION REGISTER 2 LOW (BYTE ADDRESS 300002h)
REGISTER 20-3:
CONFIG2H: CONFIGURATION REGISTER 2 HIGH (BYTE ADDRESS 300003h)
U-0
R/P-1
—
BORV1
BORV0
BOREN
PWRTEN
bit 7
bit 0
bit 7-4
Unimplemented: Read as ‘0’
bit 3-2
BORV1:BORV0: Brown-out Reset Voltage bits
11
= VBOR set to 2.5V
10
= VBOR set to 2.7V
01
= VBOR set to 4.2V
00
= VBOR set to 4.5V
bit 1
BOREN: Brown-out Reset Enable bit
1
= Brown-out Reset enabled
0
= Brown-out Reset disabled
bit 0
PWRTEN: Power-up Timer Enable bit
1
= PWRT disabled
0
= PWRT enabled
Legend:
R = Readable bit
P = Programmable bit
U = Unimplemented bit, read as ‘0’
- n = Value when device is unprogrammed
u = Unchanged from programmed state
U-0
R/P-1
—
WDTPS2
WDTPS1
WDTPS0
WDTEN
bit 7
bit 0
bit 7-4
Unimplemented: Read as ‘0’
bit 3-1
WDTPS2:WDTPS0: Watchdog Timer Postscale Select bits
111
= 1:128
110
= 1:64
101
= 1:32
100
= 1:16
011
= 1:8
010
= 1:4
001
= 1:2
000
= 1:1
bit 0
WDTEN: Watchdog Timer Enable bit
1
= WDT enabled
0
= WDT disabled (control is placed on the SWDTEN bit)
Legend:
R = Readable bit
P = Programmable bit
U = Unimplemented bit, read as ‘0’
- n = Value when device is unprogrammed
u = Unchanged from programmed state