PIC24FJ16GA MICROCHIP [Microchip Technology], PIC24FJ16GA Datasheet - Page 202

• Manufacturer Part Number: PIC24FJ16GA
• Description: 28/44-Pin General Purpose, 16-Bit Flash Microcontrollers
• Manufacturer: MICROCHIP [Microchip Technology]

PIC24FJ64GA004 FAMILY
REGISTER 23-1:
DS39881C-page 200
bit 23
bit 15
bit 7
Legend:
R = Readable bit
-n = Value when device is unprogrammed
bit 23-16
bit 15
bit 14
bit 13
bit 12
bit 11
bit 10
bit 9-8
bit 7
bit 6
bit 5
bit 4
FWDTEN
R/PO-1
U-1
r-x
—
r
Unimplemented: Read as ‘1’
Reserved: The value is unknown; program as ‘0’
JTAGEN: JTAG Port Enable bit
1 = JTAG port is enabled
0 = JTAG port is disabled
GCP: General Segment Program Memory Code Protection bit
1 = Code protection is disabled
0 = Code protection is enabled for the entire program memory space
GWRP: General Segment Code Flash Write Protection bit
1 = Writes to program memory are allowed
0 = Writes to program memory are disabled
DEBUG: Background Debugger Enable bit
1 = Device resets into Operational mode
0 = Device resets into Debug mode
Reserved: Always maintain as ‘1’
ICS1:ICS0: Emulator Pin Placement Select bits
11 = Emulator EMUC1/EMUD1 pins are shared with PGC1/PGD1
10 = Emulator EMUC2/EMUD2 pins are shared with PGC2/PGD2
01 = Emulator EMUC3/EMUD3 pins are shared with PGC3/PGD3
00 = Reserved; do not use
FWDTEN: Watchdog Timer Enable bit
1 = Watchdog Timer is enabled
0 = Watchdog Timer is disabled
WINDIS: Windowed Watchdog Timer Disable bit
1 = Standard Watchdog Timer enabled
0 = Windowed Watchdog Timer enabled; FWDTEN must be ‘1’
Unimplemented: Read as ‘1’
FWPSA: WDT Prescaler Ratio Select bit
1 = Prescaler ratio of 1:128
0 = Prescaler ratio of 1:32
JTAGEN
WINDIS
R/PO-1
R/PO-1
U-1
—
CW1: FLASH CONFIGURATION WORD 1
r = Reserved bit
PO = Program Once bit
R/PO-1
GCP
U-1
U-1
—
—
R/PO-1
R/PO-1
FWPSA
GWRP
U-1
—
Preliminary
U = Unimplemented bit, read as ‘0’
‘1’ = Bit is set
WDTPS3
DEBUG
R/PO-1
R/PO-1
U-1
—
WDTPS2
R/PO-1
U-1
r-1
—
r
© 2008 Microchip Technology Inc.
‘0’ = Bit is cleared
WDTPS1
R/PO-1
R/PO-1
ICS1
U-1
—
WDTPS0
R/PO-1
R/PO-1
ICS0
U-1
—
bit 16
bit 8
bit 0