Datasheet

PIC16C745/765
DS41124D-page 104 Preliminary  1999-2013 Microchip Technology Inc.
13.5 Time-out in Various Situations
TABLE 13-3: RESET TIME-OUTS
TABLE 13-4: STATUS BITS AND THEIR SIGNIFICANCE
TABLE 13-5: RESET CONDITION FOR SPECIAL REGISTERS
Oscillator
Configuration
POR BOR
Wake-up
from SLEEP
PWRTE
= 0 PWRTE = 1 PWRTE = 0 PWRTE = 1
HS T
PWRT + 1024TOSC 1024TOSC TPWRT + 1024TOSC 1024TOSC 1024TOSC
H4 TPWRT + TPLLRT +
1024T
OSC
TPLLRT +
1024T
OSC
TPWRT + TPLLRT +
1024T
OSC
TPLLRT +
1024T
OSC
TPLLRT +
1024T
OSC
EC TPWRT 0TPWRT 00
E4 T
PWRT + TPLLRT TPLLRT TPWRT + TPLLRT TPLLRT TPLLRT
POR BOR TO PD
0x11Power-on Reset
0x0xIllegal, TO
is set on POR
0xx0Illegal, PD is set on POR
1011Brown-out Reset
1101WDT Reset
1100WDT Wake-up
11uuMCLR
Reset during normal operation
1110MCLR
Reset during SLEEP or Interrupt Wake-up from SLEEP
Condition
Program
Counter
STATUS
Register
PCON
Register
Power-on Reset 000h 0001 1xxx ---- --0x
MCLR
Reset during normal operation 000h 000u uuuu ---- --uu
MCLR Reset during SLEEP 000h 0001 0uuu ---- --uu
WDT Reset 000h 0000 1uuu ---- --uu
WDT Wake-up PC + 1 uuu0 0uuu ---- --uu
Brown-out Reset 000h 000x xuuu ---- --u0
Interrupt Wake-up from SLEEP PC + 1
(1)
uuu1 0uuu ---- --uu
Legend: u = unchanged, x = unknown, - = unimplemented bit read as '0'.
Note 1: When the wake-up is due to an interrupt and the GIE bit is set, the PC is loaded with the interrupt vector
(0004h).
TABLE 13-6: REGISTERS ASSOCIATED WITH RESETS
Address NameBit 7Bit 6Bit 5Bit 4Bit 3Bit 2Bit 1Bit 0
Value on:
POR, BOR
Value on all
other Resets
03h, 83h,
103h, 183h
Status IRP RP1 RP0 TO
PD ZDCC0001 1xxx 000q quuu
8Eh PCON
— — — — — —
POR
BOR
---- --qq ---- --uu
Legend: x = unknown, u = unchanged, - = unimplemented locations read as '0'.