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PIC16F193X Datasheet, PDF (46/418 Pages) Microchip Technology – 28/40/44-Pin Flash-Based, 8-Bit CMOS Microcontrollers with LCD Driver and nanoWatt Technology
PIC16F193X/LF193X
TABLE 2-13: SPECIAL FUNCTION REGISTER SUMMARY (CONTINUED)
Address
Name
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Value on:
POR, BOR
Value on all
other
Resets
Banks 9-14
x00h/
x80h(2)
INDF0
Addressing this location uses contents of FSR0H/FSR0L to address data memory
(not a physical register)
xxxx xxxx xxxx xxxx
x00h/
x81h(2)
INDF1
Addressing this location uses contents of FSR1H/FSR1L to address data memory
(not a physical register)
xxxx xxxx xxxx xxxx
x02h/
x82h(2)
PCL
Program Counter (PC) Least Significant Byte
0000 0000 0000 0000
x03h/
x83h(2)
STATUS
—
—
—
TO
PD
Z
DC
C ---1 1000 ---q quuu
x04h/
x84h(2)
FSR0L
Indirect Data Memory Address 0 Low Pointer
0000 0000 uuuu uuuu
x05h/
x85h(2)
FSR0H
Indirect Data Memory Address 0 High Pointer
0000 0000 0000 0000
x06h/
x86h(2)
FSR1L
Indirect Data Memory Address 1 Low Pointer
0000 0000 uuuu uuuu
x07h/
x87h(2)
FSR1H
Indirect Data Memory Address 1 High Pointer
0000 0000 0000 0000
x08h/
x88h(2)
BSR
—
—
—
BSR4
BSR3
BSR2
BSR1 BSR0 ---0 0000 ---0 0000
x09h/
x89h(2)
WREG
Working Register
0000 0000 uuuu uuuu
x0Ah/ PCLATH
x8Ah(1),(2)
— Write Buffer for the upper 7 bits of the Program Counter
-000 0000 -000 0000
x0Bh/ INTCON
x8Bh(2)
GIE
PEIE
TMR0IE
INTE
IOCIE
TMR0IF INTF
IOCIF 0000 000x 0000 000u
x0Ch/ —
x8Ch
—
x1Fh/
x9Fh
Unimplemented
—
—
Legend:
Note 1:
2:
3:
x = unknown, u = unchanged, q = value depends on condition, - = unimplemented, read as ‘0’, r = reserved.
Shaded locations are unimplemented, read as ‘0’.
The upper byte of the program counter is not directly accessible. PCLATH is a holding register for the PC<14:8>, whose contents are transferred
to the upper byte of the program counter.
These registers can be addressed from any bank.
These registers/bits are not implemented on PIC16F1933/1936/1938/PIC16LF1933/1936/1938 devices, read as ‘0’.
DS41364A-page 44
Preliminary
© 2008 Microchip Technology Inc.