PIC16F193X Datasheet, PDF (70/418 Pages) Microchip Technology – 28/40/44-Pin Flash-Based, 8-Bit CMOS Microcontrollers with LCD Driver and nanoWatt Technology

PIC16F193X/LF193X
TABLE 3-7: RESET CONDITION FOR SPECIAL REGISTERS⁽²⁾
Condition
Program
Counter
STATUS
Register
PCON
Register
Power-on Reset
0000h
---1 1000
00-- 110x
MCLR Reset during normal operation
0000h
---u uuuu
uu-- 0uuu
MCLR Reset during Sleep
WDT Reset
WDT Wake-up from Sleep
Brown-out Reset
Interrupt Wake-up from Sleep
0000h
0000h
PC + 1
0000h
PC + 1⁽¹⁾
---1 0uuu
---0 uuuu
---0 0uuu
---1 1uuu
---1 0uuu
uu-- 0uuu
uu-- uuuu
uu-- uuuu
00-- 11u0
uu-- uuuu
RESET Instruction Executed
0000h
---u uuuu
uu-- u0uu
Stack Overflow Reset (STVREN = 1)
0000h
---u uuuu
1u-- uuuu
Stack Underflow Reset (STVREN = 1)
0000h
---u uuuu
u1-- uuuu
Legend:
Note 1:
2:
u = unchanged, x = unknown, - = unimplemented bit, reads as ‘0’.
When the wake-up is due to an interrupt and Global Interrupt Enable bit, GIE, is set, the PC is loaded with
the interrupt vector (0004h) after execution of PC + 1.
If a Status bit is not implemented, that bit will be read as ‘0’.
TABLE 3-8: SUMMARY OF REGISTERS ASSOCIATED WITH RESETS
Name
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Register
on Page
BORCON SBOREN
—
—
—
—
—
— BORRDY 63
PCON
STKOVF STKUNF
—
—
RMCLR
RI
POR
BOR
65
STATUS
—
—
—
TO
PD
Z
DC
C
50
WDTCON —
—
WDTPS4 WDTPS3 WDTPS2 WDTPS1 WDTPS0 SWDTEN
61
Legend: u = unchanged, x = unknown, - = unimplemented bit, reads as ‘0’, q = value depends on condition.
Shaded cells are not used by Resets.
Note 1: Other (non Power-up) Resets include MCLR Reset and Watchdog Timer Reset during normal operation.
DS41364A-page 68
Preliminary
© 2008 Microchip Technology Inc.