PIC16LC63A-04 Datasheet, PDF (90/184 Pages) Microchip Technology – 8-Bit CMOS Microcontrollers with A/D Converter

PIC16C63A/65B/73B/74B
TABLE 13-3: TIME-OUT IN VARIOUS SITUATIONS
Oscillator Configuration
Power-up
PWRTE = 0
PWRTE = 1
XT, HS, LP
72 ms + 1024TOSC 1024TOSC
RC
72 ms
—
Brown-out
Wake-up from SLEEP
72 ms + 1024TOSC
72 ms
1024TOSC
—
TABLE 13-4: STATUS BITS AND THEIR SIGNIFICANCE
POR BOR TO PD
0
x
1 1 Power-on Reset
0
x
0 x Illegal, TO is set on POR
0
x
x 0 Illegal, PD is set on POR
1
0
1 1 Brown-out Reset
1
1
0 1 WDT Reset
1
1
0 0 WDT Wake-up
1
1
u u MCLR Reset during normal operation
1
1
1 0 MCLR Reset during SLEEP or interrupt wake-up from SLEEP
Legend: x = don’t care, u = unchanged
TABLE 13-5: RESET CONDITION FOR SPECIAL REGISTERS
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).
REGISTER 13-2: STATUS REGISTER
IRP
RP1
RP0 TO
PD
Z
DC
C
REGISTER 13-3: PCON REGISTER
—
—
—
—
—
—
POR
BOR
DS30605C-page 90
 2000 Microchip Technology Inc.