Microchip Technology AC244045 Data Sheet
PIC16F72X/PIC16LF72X
DS41341E-page 42
© 2009 Microchip Technology Inc.
TABLE 3-5:
INITIALIZATION CONDITION FOR SPECIAL REGISTERS
TABLE 3-6:
SUMMARY OF REGISTERS ASSOCIATED WITH RESETS
Condition
Program
Counter
STATUS
Register
PCON
Register
Power-on Reset
0000h
0001 1xxx
---- --0x
MCLR Reset during normal operation
0000h
000u uuuu
---- --uu
MCLR Reset during Sleep
0000h
0001 0uuu
---- --uu
WDT Reset
0000h
0000 uuuu
---- --uu
WDT Wake-up
PC + 1
uuu0 0uuu
---- --uu
Brown-out Reset
0000h
0001 1xxx
---- --10
Interrupt Wake-up from Sleep
PC + 1
(1)
uuu1 0uuu
---- --uu
Legend: u = unchanged, x = unknown,
-
= unimplemented bit, reads as ‘0’.
Note 1:
When the wake-up is due to an interrupt and Global Interrupt Enable bit, GIE, is set, the PC is loaded with
the interrupt vector (0004h) after execution of PC + 1.
the interrupt vector (0004h) after execution of PC + 1.
Name
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Value on
POR, BOR
Value on
all other
Resets
(1)
STATUS
IRP
RP1
RP0
TO
PD
Z
DC
C
0001 1xxx
000q quuu
PCON
—
—
—
—
—
—
POR
BOR
---- --qq
---- --uu
Legend:
u
= unchanged, x = unknown,
-
= unimplemented bit, reads as ‘0’, q = value depends on condition. Shaded cells are not
used by Resets.
Note
1:
Other (non Power-up) Resets include MCLR Reset and Watchdog Timer Reset during normal operation.