Datasheet
PIC24F04KA201 FAMILY
DS39937B-page 52 Preliminary © 2009 Microchip Technology Inc.
REGISTER 6-1: RCON: RESET CONTROL REGISTER
(1)
R/W-0, HS R/W-0, HS R/W-0 U-0 U-0 R/C-0, HS U-0 R/W-0
TRAPR IOPUWR SBOREN
— — DPSLP —PMSLP
bit 15 bit 8
R/W-0, HS R/W-0, HS R/W-0, HS R/W-0, HS R/W-0, HS R/W-0, HS R/W-1, HS R/W-1, HS
EXTR SWR SWDTEN
(2)
WDTO SLEEP IDLE BOR POR
bit 7 bit 0
Legend: C = Clearable bit HS = Hardware Settable bit
R = Readable bit W = Writable bit U = Unimplemented bit, read as ‘0’
-n = Value at POR ‘1’ = Bit is set ‘0’ = Bit is cleared x = Bit is unknown
bit 15 TRAPR: Trap Reset Flag bit
1 = A Trap Conflict Reset has occurred
0 = A Trap Conflict Reset has not occurred
bit 14 IOPUWR: Illegal Opcode or Uninitialized W Access Reset Flag bit
1 = An illegal opcode detection, an illegal address mode or uninitialized W register used as an
Address Pointer caused a Reset
0 = An illegal opcode or uninitialized W Reset has not occurred
bit 13 SBOREN: Software Enable/Disable of BOR bit
1 = BOR is turned on in software
0 = BOR is turned off in software
bit 12-11 Unimplemented: Read as ‘0’
bit 10 DPSLP: Deep Sleep Mode Flag bit
1 = Deep Sleep has occurred
0 = Deep Sleep has not occurred
bit 9 Unimplemented: Read as ‘0’
bit 8 PMSLP: Program Memory Power During Sleep/Idle bit
1 = Program memory bias voltage remains powered during Sleep/Idle
0 = Program memory bias voltage is powered down during Sleep/Idle
bit 7 EXTR: External Reset (MCLR
) Pin bit
1 = A Master Clear (pin) Reset has occurred
0 = A Master Clear (pin) Reset has not occurred
bit 6 SWR: Software Reset (Instruction) Flag bit
1 = A RESET instruction has been executed
0 = A RESET instruction has not been executed
bit 5 SWDTEN: Software Enable/Disable of WDT bit
(2)
1 = WDT is enabled
0 = WDT is disabled
bit 4 WDTO: Watchdog Timer Time-out Flag bit
1 = WDT time-out has occurred
0 = WDT time-out has not occurred
bit 3 SLEEP: Wake-up from Sleep Flag bit
1 = Device has been in Sleep mode
0 = Device has not been in Sleep mode
bit 2 IDLE: Wake-up from Idle Flag bit
1 = Device has been in Idle mode
0 = Device has not been in Idle mode
bit 1 BOR: Brown-out Reset Flag bit
1 = A Brown-out Reset has occurred (the BOR is also set after a POR)
0 = A Brown-out Reset has not occurred