2010-2012 Microchip Technology Inc.
DS39977F-page 167
PIC18F66K80 FAMILY
10.5
RCON Register
The RCON register contains bits used to determine the
cause of the last Reset or wake-up from Idle or Sleep
modes. RCON also contains the bit that enables
interrupt priorities (IPEN).
REGISTER 10-19: RCON: RESET CONTROL REGISTER
R/W-0
R/W-1
R-1
R/W-0
IPEN
SBOREN
CM
RI
TO
PD
POR
BOR
bit 7
bit 0
Legend:
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 7
IPEN:
Interrupt Priority Enable bit
1
= Enables priority levels on interrupts
0
= Disables priority levels on interrupts (PIC16CXXX Compatibility mode)
bit 6
SBOREN:
Software BOR Enable bit
For details of bit operation, see Register 5-1.
bit 5
CM:
Configuration Mismatch Flag bit
1
= A Configuration Mismatch Reset has not occurred
0
= A Configuration Mismatch Reset has occurred (must be subsequently set in software)
bit 4
RI: RESET
Instruction Flag bit
For details of bit operation, see Register 5-1.
bit 3
TO:
Watchdog Timer Time-out Flag bit
For details of bit operation, see Register 5-1.
bit 2
PD:
Power-Down Detection Flag bit
For details of bit operation, see Register 5-1.
bit 1
POR:
Power-on Reset Status bit
For details of bit operation, see Register 5-1.
bit 0
BOR:
Brown-out Reset Status bit
For details of bit operation, see Register 5-1.
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