PIC16C745/P Microchip Technology, PIC16C745/P Datasheet - Page 100

• Manufacturer Part Number: PIC16C745/P
• Description: 8-Bit CMOS Microcontrollers with USB
• Manufacturer: Microchip Technology

PIC16C745/765
13.5
TABLE 13-3:
TABLE 13-4:
TABLE 13-5:
TABLE 13-6:
DS41124A-page 100
Power-on Reset
MCLR Reset during normal operation
MCLR Reset during SLEEP
WDT Reset
WDT Wake-up
Brown-out Reset
Interrupt wake-up from SLEEP
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
Address
03h, 83h,
103h, 183h
8Eh
Legend: x = unknown, u = unchanged, - = unimplemented locations read as '0'.
Configuration
POR
Oscillator
0
0
0
1
1
1
1
1
EC
H4
HS
E4
Time-out in Various Situations
(0004h).
BOR
x
x
x
0
1
1
1
1
Status
PCON
Name
RESET TIME-OUTS
STATUS BITS AND THEIR SIGNIFICANCE
RESET CONDITION FOR SPECIAL REGISTERS
REGISTERS ASSOCIATED WITH RESETS
T
TO
T
PWRT
1
0
x
1
0
0
u
1
T
Condition
PWRT
PWRTE = 0
PWRT
1024 T
Bit 7
IRP
—
T
+ 1024 T
PD
PWRT
+ T
1
x
0
1
1
0
u
0
+ T
PLLRT
OSC
PLLRT
Bit 6
Power-on Reset
Illegal, TO is set on POR
Illegal, PD is set on POR
Brown-out Reset
WDT Reset
WDT Wake-up
MCLR Reset during normal operation
MCLR Reset during SLEEP or interrupt wake-up from SLEEP
RP1
—
OSC
+
POR
Bit 5
RP0
T
—
PLLRT
Advanced Information
PWRTE = 1
1024 T
T
+ 1024 T
PLLRT
Bit 4
TO
0
—
OSC
OSC
Program
PC + 1
Bit 3
Counter
PD
PC + 1
—
000h
000h
000h
000h
000h
T
T
PWRT
(1)
T
PWRT
PWRT
Bit 2
PWRTE = 0
1024 T
—
Z
T
+ 1024 T
PWRT
+ T
+ T
PLLRT
OSC
Bit 1
POR
PLLRT
0001 1xxx
000u uuuu
0001 0uuu
0000 1uuu
uuu0 0uuu
000x xuuu
uuu1 0uuu
DC
Register
STATUS
OSC
+
BORt
Bit 0
BOR
C
T
PLLRT
PWRTE = 1
1024 T
---- --qq
T
0001 1xxx
1999 Microchip Technology Inc.
+ 1024 T
POR, BOR
PLLRT
Value on:
0
OSC
OSC
---- --0x
---- --uu
---- --uu
---- --uu
---- --uu
---- --u0
---- --uu
Register
PCON
from SLEEP
---- --uu
other resets
Value on all
000q quuu
1024 T
1024 T
Wake-up
T
T
PLLRT
PLLRT
0
OSC
OSC
+