PIC16F193X Datasheet, PDF (68/418 Pages) Microchip Technology – 28/40/44-Pin Flash-Based, 8-Bit CMOS Microcontrollers with LCD Driver and nanoWatt Technology

PIC16F193X/LF193X
TABLE 3-5: TIME-OUT IN VARIOUS SITUATIONS
Oscillator Configuration
Power-up and Brown-out Reset
PWRTE = 0
PWRTE = 1
XT, HS, LP
64 ms + 1024 • TOSC
External RC
64 ms
EC
64 ms
INTOSC
64 ms
Note 1: LP mode with T1OSC disabled.
1024 • TOSC
—
—
1 μs
Wake-up from Sleep
or Oscillator Switch
1024 • TOSC
—
—
1 μs
TABLE 3-6: RESET BITS AND THEIR SIGNIFICANCE
STKOVF STKUNF RMCLR
RI
POR
BOR
TO
0
0
1
1
0
x
1
0
0
1
1
0
x
0
0
0
1
1
0
x
x
0
0
1
u
u
0
1
u
u
u
u
u
u
0
u
u
u
u
u
u
0
u
u
u
u
u
u
1
u
u
0
u
u
u
u
u
u
0
u
u
u
1
u
u
u
0
u
u
u
1
u
u
u
u
u
u
u
1
u
u
u
u
u
Legend: u = unchanged, x = unknown
PD
Condition
1 Power-on Reset
x Illegal, TO is set on POR
0 Illegal, PD is set on POR
1 Brown-out Reset
u WDT Reset
0 WDT Wake-up from Sleep
0 Interrupt Wake-up from Sleep
u MCLR Reset during normal operation
0 MCLR Reset during Sleep
u RESET instruction executed
u Stack Overflow Reset (STVREN = 1)
u Stack Underflow Reset (STVREN = 1)
FIGURE 3-5:
TIME-OUT SEQUENCE ON POWER-UP (DELAYED MCLR): CASE 1
VDD
MCLR
Internal POR
PWRT Time-out
OST Time-out
Internal Reset
TPWRT
TOST
DS41364A-page 66
Preliminary
© 2008 Microchip Technology Inc.