Microchip Technology IC MCU OTP 4K PIC16C74B-20/L PLCC-44 MCP PIC16C74B-20/L Fiche De Données
Codes de produits
PIC16C74B-20/L
PIC16C63A/65B/73B/74B
DS30605D-page 90
1998-2013 Microchip Technology Inc.
TABLE 13-3:
TIME-OUT IN VARIOUS SITUATIONS
TABLE 13-4:
STATUS BITS AND THEIR SIGNIFICANCE
Legend: x = don’t care, u = unchanged
TABLE 13-5:
RESET CONDITION FOR SPECIAL REGISTERS
REGISTER 13-2:
STATUS REGISTER
REGISTER 13-3:
PCON REGISTER
Oscillator Configuration
Power-up
Brown-out
Wake-up from SLEEP
PWRTE = 0
PWRTE = 1
XT, HS, LP
72 ms + 1024T
OSC
1024T
OSC
72 ms + 1024T
OSC
1024T
OSC
RC
72 ms
—
72 ms
—
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
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
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).
IRP
RP1
RP0
TO
PD
Z
DC
C
—
—
—
—
—
—
POR
BOR