PIC12F1822-ISLASHMF datasheet(41/398 Pages) MICROCHIP

41 / 398 page

 2010 Microchip Technology Inc.

Preliminary

DS41413A-page 41

PIC12F/LF1822/16F/LF1823

Bank 31

F80h(1)

INDF0

Addressing this location uses contents of FSR0H/FSR0L to address data memory

(not a physical register)

xxxx xxxx xxxx xxxx

F81h(1)

INDF1

Addressing this location uses contents of FSR1H/FSR1L to address data memory

(not a physical register)

xxxx xxxx xxxx xxxx

F82h(1)

PCL

Program Counter (PC) Least Significant Byte

0000 0000 0000 0000

F83h(1)

STATUS

—

—TO

ZDC

---1 1000 ---q quuu

F84h(1)

FSR0L

Indirect Data Memory Address 0 Low Pointer

0000 0000 uuuu uuuu

F85h(1)

FSR0H

Indirect Data Memory Address 0 High Pointer

0000 0000 0000 0000

F86h(1)

FSR1L

Indirect Data Memory Address 1 Low Pointer

0000 0000 uuuu uuuu

F87h(1)

FSR1H

Indirect Data Memory Address 1 High Pointer

0000 0000 0000 0000

F88h(1)

BSR

—

BSR<4:0>

---0 0000 ---0 0000

F89h(1)

WREG

Working Register

0000 0000 uuuu uuuu

F8Ah(1)

PCLATH

—

Write Buffer for the upper 7 bits of the Program Counter

-000 0000 -000 0000

F8Bh(1)

INTCON

GIE

PEIE

TMR0IE

INTE

IOCIE

TMR0IF

INTF

IOCIF

0000 000x 0000 000u

F8Ch

—

FE3h

—

Unimplemented

—

FE4h

STATUS_

SHAD

—

—Z

---- -xxx ---- -uuu

FE5h

WREG_

SHAD

Working Register Shadow

0000 0000 uuuu uuuu

FE6h

BSR_

SHAD

—

Bank Select Register Shadow

---x xxxx ---u uuuu

FE7h

PCLATH_

SHAD

—

Program Counter Latch High Register Shadow

-xxx xxxx uuuu uuuu

FE8h

FSR0L_

SHAD

Indirect Data Memory Address 0 Low Pointer Shadow

xxxx xxxx uuuu uuuu

FE9h

FSR0H_

SHAD

Indirect Data Memory Address 0 High Pointer Shadow

xxxx xxxx uuuu uuuu

FEAh

FSR1L_

SHAD

Indirect Data Memory Address 1 Low Pointer Shadow

xxxx xxxx uuuu uuuu

FEBh

FSR1H_

SHAD

Indirect Data Memory Address 1 High Pointer Shadow

xxxx xxxx uuuu uuuu

FECh

—

Unimplemented

—

FEDh

STKPTR

—

Current Stack pointer

---1 1111 ---1 1111

FEEh

TOSL

Top-of-Stack Low byte

xxxx xxxx uuuu uuuu

FEFh

TOSH

—

Top-of-Stack High byte

-xxx xxxx -uuu uuuu

TABLE 3-8:

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

Legend:

x = unknown, u = unchanged, q = value depends on condition, - = unimplemented, r = reserved.

Shaded locations are unimplemented, read as ‘0’.

Note

1: These registers can be addressed from any bank.

2: PIC16F/LF1823 only.

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