PIC18F2539

PIC18F2539

CONFIG1H (address:0x300001, mask:0x07, default:0x02)

OSC -- Oscillator (bitmask:0x07)
OSC = HS	0xFA	HS oscillator.
OSC = EC	0xFC	EC oscillator w/ OSC2 configured as divide-by-4 clock output.
OSC = ECIO	0xFD	EC oscillator w/ OSC2 configured as RA6.
OSC = HSPLL	0xFE	HS oscillator with PLL enabled; clock frequency = (4 x FOSC).

CONFIG2L (address:0x300002, mask:0x0F, default:0x0F)

PWRT -- Power-up Timer Enable bit (bitmask:0x01)
PWRT = ON	0xFE	PWRT enabled.
PWRT = OFF	0xFF	PWRT disabled.

BOR -- Brown-out Reset Enable bit (bitmask:0x02)
BOR = OFF	0xFD	Brown-out Reset disabled.
BOR = ON	0xFF	Brown-out Reset enabled.

BORV -- Brown-out Reset Voltage bits (bitmask:0x0C)
BORV = 45	0xF3	VBOR set to 4.5V.
BORV = 42	0xF7	VBOR set to 4.2V.
BORV = 27	0xFB	VBOR set to 2.7V.
BORV = 25	0xFF	VBOR set to 2.5V.

CONFIG2H (address:0x300003, mask:0x0F, default:0x0F)

WDT -- Watchdog Timer Enable bit (bitmask:0x01)
WDT = OFF	0xFE	WDT disabled (control is placed on the SWDTEN bit).
WDT = ON	0xFF	WDT enabled.

WDTPS -- Watchdog Timer Postscale Select bits (bitmask:0x0E)
WDTPS = 1	0xF1	1:1.
WDTPS = 2	0xF3	1:2.
WDTPS = 4	0xF5	1:4.
WDTPS = 8	0xF7	1:8.
WDTPS = 16	0xF9	1:16.
WDTPS = 32	0xFB	1:32.
WDTPS = 64	0xFD	1:64.
WDTPS = 128	0xFF	1:128.

CONFIG4L (address:0x300006, mask:0x85, default:0x85)

STVR -- Stack Full/Underflow Reset Enable bit (bitmask:0x01)
STVR = OFF	0xFE	Stack Full/Underflow will not cause RESET.
STVR = ON	0xFF	Stack Full/Underflow will cause RESET.

LVP -- Low Voltage ICSP Enable bit (bitmask:0x04)
LVP = OFF	0xFB	Low Voltage ICSP disabled.
LVP = ON	0xFF	Low Voltage ICSP enabled.

DEBUG -- Background Debugger Enable bit (bitmask:0x80)
DEBUG = ON	0x7F	Background Debugger enabled. RB6 and RB7 are dedicated to In-Circuit Debug.
DEBUG = OFF	0xFF	Background Debugger disabled. RB6 and RB7 configured as general purpose I/O pins.

CONFIG5L (address:0x300008, mask:0x07, default:0x07)

CP0 -- Code Protection bit (bitmask:0x01)
CP0 = ON	0xFE	Block 0 (000200-001FFFh) code protected.
CP0 = OFF	0xFF	Block 0 (000200-001FFFh) not code protected.

CP1 -- Code Protection bit (bitmask:0x02)
CP1 = ON	0xFD	Block 1 (002000-003FFFh) code protected.
CP1 = OFF	0xFF	Block 1 (002000-003FFFh) not code protected.

CP2 -- Code Protection bit (bitmask:0x04)
CP2 = ON	0xFB	Block 2 (004000-005FFFh) code protected.
CP2 = OFF	0xFF	Block 2 (004000-005FFFh) not code protected.

CONFIG5H (address:0x300009, mask:0xC0, default:0xC0)

CPB -- Boot Block Code Protection bit (bitmask:0x40)
CPB = ON	0xBF	Boot block (000000-0001FFh) code protected.
CPB = OFF	0xFF	Boot block (000000-0001FFh) not code protected.

CPD -- Data EEPROM Code Protection bit (bitmask:0x80)
CPD = ON	0x7F	Data EEPROM code protected.
CPD = OFF	0xFF	Data EEPROM not code protected.

CONFIG6L (address:0x30000A, mask:0x07, default:0x07)

WRT0 -- Write Protection bit (bitmask:0x01)
WRT0 = ON	0xFE	Block 0 (000200h-001FFFh) write protected.
WRT0 = OFF	0xFF	Block 0 (000200h-001FFFh) not write protected.

WRT1 -- Write Protection bit (bitmask:0x02)
WRT1 = ON	0xFD	Block 1 (002000-003FFFh) write protected.
WRT1 = OFF	0xFF	Block 1 (002000-003FFFh) not write protected.

WRT2 -- Write Protection bit (bitmask:0x04)
WRT2 = ON	0xFB	Block 2 (004000-005FFFh) write protected.
WRT2 = OFF	0xFF	Block 2 (004000-005FFFh) not write protected.

CONFIG6H (address:0x30000B, mask:0xE0, default:0xE0)

WRTC -- Configuration Register Write Protection bit (bitmask:0x20)
WRTC = ON	0xDF	Configuration registers (300000-3000FFh) write protected.
WRTC = OFF	0xFF	Configuration registers (300000-3000FFh) not write protected.

WRTB -- Boot Block Write Protection bit (bitmask:0x40)
WRTB = ON	0xBF	Boot block (000000-0001FFh) write protected.
WRTB = OFF	0xFF	Boot block (000000-0001FFh) not write protected.

WRTD -- Data EEPROM Write Protection bit (bitmask:0x80)
WRTD = ON	0x7F	Data EEPROM write protected.
WRTD = OFF	0xFF	Data EEPROM not write protected.

CONFIG7L (address:0x30000C, mask:0x07, default:0x07)

EBTR0 -- Table Read Protection bit (bitmask:0x01)
EBTR0 = ON	0xFE	Block 0 (000200h-001FFFh) protected from Table Reads executed in other blocks.
EBTR0 = OFF	0xFF	Block 0 (000200h-001FFFh) not protected from Table Reads executed in other blocks.

EBTR1 -- Table Read Protection bit (bitmask:0x02)
EBTR1 = ON	0xFD	Block 1 (002000-003FFFh) protected from Table Reads executed in other blocks.
EBTR1 = OFF	0xFF	Block 1 (002000-003FFFh) not protected from Table Reads executed in other blocks.

EBTR2 -- Table Read Protection bit (bitmask:0x04)
EBTR2 = ON	0xFB	Block 2 (004000-005FFFh) protected from Table Reads executed in other blocks.
EBTR2 = OFF	0xFF	Block 2 (004000-005FFFh) not protected from Table Reads executed in other blocks.

CONFIG7H (address:0x30000D, mask:0x40, default:0x40)

EBTRB -- Boot Block Table Read Protection bit (bitmask:0x40)
EBTRB = ON	0xBF	Boot block (000000-0001FFh) protected from Table Reads executed in other blocks.
EBTRB = OFF	0xFF	Boot block (000000-0001FFh) not protected from Table Reads executed in other blocks.

CONFIG1H (address:0x300001, mask:0x07, default:0x02)

OSC -- Oscillator (bitmask:0x07)

OSC = HS

0xFA

HS oscillator.

OSC = EC

0xFC

EC oscillator w/ OSC2 configured as divide-by-4 clock output.

OSC = ECIO

0xFD

EC oscillator w/ OSC2 configured as RA6.

OSC = HSPLL

0xFE

HS oscillator with PLL enabled; clock frequency = (4 x FOSC).

CONFIG2L (address:0x300002, mask:0x0F, default:0x0F)

PWRT -- Power-up Timer Enable bit (bitmask:0x01)

PWRT = ON

0xFE

PWRT enabled.

PWRT = OFF

0xFF

PWRT disabled.

BOR -- Brown-out Reset Enable bit (bitmask:0x02)

BOR = OFF

0xFD

Brown-out Reset disabled.

BOR = ON

0xFF

Brown-out Reset enabled.

BORV -- Brown-out Reset Voltage bits (bitmask:0x0C)

BORV = 45

0xF3

VBOR set to 4.5V.

BORV = 42

0xF7

VBOR set to 4.2V.

BORV = 27

0xFB

VBOR set to 2.7V.

BORV = 25

0xFF

VBOR set to 2.5V.

CONFIG2H (address:0x300003, mask:0x0F, default:0x0F)

WDT -- Watchdog Timer Enable bit (bitmask:0x01)

WDT = OFF

0xFE

WDT disabled (control is placed on the SWDTEN bit).

WDT = ON

0xFF

WDT enabled.

WDTPS -- Watchdog Timer Postscale Select bits (bitmask:0x0E)

WDTPS = 1

0xF1

1:1.

WDTPS = 2

0xF3

1:2.

WDTPS = 4

0xF5

1:4.

WDTPS = 8

0xF7

1:8.

WDTPS = 16

0xF9

1:16.

WDTPS = 32

0xFB

1:32.

WDTPS = 64

0xFD

1:64.

WDTPS = 128

0xFF

1:128.

CONFIG4L (address:0x300006, mask:0x85, default:0x85)

STVR -- Stack Full/Underflow Reset Enable bit (bitmask:0x01)

STVR = OFF

0xFE

Stack Full/Underflow will not cause RESET.

STVR = ON

0xFF

Stack Full/Underflow will cause RESET.

LVP -- Low Voltage ICSP Enable bit (bitmask:0x04)

LVP = OFF

0xFB

Low Voltage ICSP disabled.

LVP = ON

0xFF

Low Voltage ICSP enabled.

DEBUG -- Background Debugger Enable bit (bitmask:0x80)

DEBUG = ON

0x7F

Background Debugger enabled. RB6 and RB7 are dedicated to In-Circuit Debug.

DEBUG = OFF

0xFF

Background Debugger disabled. RB6 and RB7 configured as general purpose I/O pins.

CONFIG5L (address:0x300008, mask:0x07, default:0x07)

CP0 -- Code Protection bit (bitmask:0x01)

CP0 = ON

0xFE

Block 0 (000200-001FFFh) code protected.

CP0 = OFF

0xFF

Block 0 (000200-001FFFh) not code protected.

CP1 -- Code Protection bit (bitmask:0x02)

CP1 = ON

0xFD

Block 1 (002000-003FFFh) code protected.

CP1 = OFF

0xFF

Block 1 (002000-003FFFh) not code protected.

CP2 -- Code Protection bit (bitmask:0x04)

CP2 = ON

0xFB

Block 2 (004000-005FFFh) code protected.

CP2 = OFF

0xFF

Block 2 (004000-005FFFh) not code protected.

CONFIG5H (address:0x300009, mask:0xC0, default:0xC0)

CPB -- Boot Block Code Protection bit (bitmask:0x40)

CPB = ON

0xBF

Boot block (000000-0001FFh) code protected.

CPB = OFF

0xFF

Boot block (000000-0001FFh) not code protected.

CPD -- Data EEPROM Code Protection bit (bitmask:0x80)

CPD = ON

0x7F

Data EEPROM code protected.

CPD = OFF

0xFF

Data EEPROM not code protected.

CONFIG6L (address:0x30000A, mask:0x07, default:0x07)

WRT0 -- Write Protection bit (bitmask:0x01)

WRT0 = ON

0xFE

Block 0 (000200h-001FFFh) write protected.

WRT0 = OFF

0xFF

Block 0 (000200h-001FFFh) not write protected.

WRT1 -- Write Protection bit (bitmask:0x02)

WRT1 = ON

0xFD

Block 1 (002000-003FFFh) write protected.

WRT1 = OFF

0xFF

Block 1 (002000-003FFFh) not write protected.

WRT2 -- Write Protection bit (bitmask:0x04)

WRT2 = ON

0xFB

Block 2 (004000-005FFFh) write protected.

WRT2 = OFF

0xFF

Block 2 (004000-005FFFh) not write protected.

CONFIG6H (address:0x30000B, mask:0xE0, default:0xE0)

WRTC -- Configuration Register Write Protection bit (bitmask:0x20)

WRTC = ON

0xDF

Configuration registers (300000-3000FFh) write protected.

WRTC = OFF

0xFF

Configuration registers (300000-3000FFh) not write protected.

WRTB -- Boot Block Write Protection bit (bitmask:0x40)

WRTB = ON

0xBF

Boot block (000000-0001FFh) write protected.

WRTB = OFF

0xFF

Boot block (000000-0001FFh) not write protected.

WRTD -- Data EEPROM Write Protection bit (bitmask:0x80)

WRTD = ON

0x7F

Data EEPROM write protected.

WRTD = OFF

0xFF

Data EEPROM not write protected.

CONFIG7L (address:0x30000C, mask:0x07, default:0x07)

EBTR0 -- Table Read Protection bit (bitmask:0x01)

EBTR0 = ON

0xFE

Block 0 (000200h-001FFFh) protected from Table Reads executed in other blocks.

EBTR0 = OFF

0xFF

Block 0 (000200h-001FFFh) not protected from Table Reads executed in other blocks.

EBTR1 -- Table Read Protection bit (bitmask:0x02)

EBTR1 = ON

0xFD

Block 1 (002000-003FFFh) protected from Table Reads executed in other blocks.

EBTR1 = OFF

0xFF

Block 1 (002000-003FFFh) not protected from Table Reads executed in other blocks.

EBTR2 -- Table Read Protection bit (bitmask:0x04)

EBTR2 = ON

0xFB

Block 2 (004000-005FFFh) protected from Table Reads executed in other blocks.

EBTR2 = OFF

0xFF

Block 2 (004000-005FFFh) not protected from Table Reads executed in other blocks.

CONFIG7H (address:0x30000D, mask:0x40, default:0x40)

EBTRB -- Boot Block Table Read Protection bit (bitmask:0x40)

EBTRB = ON

0xBF

Boot block (000000-0001FFh) protected from Table Reads executed in other blocks.

EBTRB = OFF

0xFF

Boot block (000000-0001FFh) not protected from Table Reads executed in other blocks.

This page generated automatically by the device-help.pl program (2017-05-13 09:29:50 UTC) from the 8bit_device.info file (rev: 1.36) of mpasmx and from the gputils source package (rev: svn 1308). The mpasmx is included in the MPLAB X.