PIC12F635/PIC16F636/639
TABLE 12-5: INITIALIZATION CONDITION FOR SPECIAL REGISTERS
Program
Counter
Status
Register
PCON
Register
Condition
Power-on Reset
000h
000h
0001 1xxx
000u uuuu
0001 0uuu
0000 uuuu
uuu0 0uuu
0001 1uuu
uuu1 0uuu
0001 1xxx
--01 --0x
--0u --uu
--0u --uu
--0u --uu
--uu --uu
--01 --10
--uu --uu
--01 --0x
MCLR Reset during normal operation
MCLR Reset during Sleep
WDT Reset
000h
000h
WDT Wake-up
PC + 1
000h
PC + 1(1)
Brown-out Reset
Interrupt Wake-up from Sleep
Wake-up Reset
000h
Legend: u= unchanged, x= unknown, – = unimplemented bit, reads as ‘0’.
Note 1: When the wake-up is due to an interrupt and the Global Interrupt Enable bit, GIE, is set, the PC is loaded
with the interrupt vector (0004h) after execution of PC + 1.
DS41232D-page 138
© 2007 Microchip Technology Inc.
MICROCHIP [ MICROCHIP ]
