Microchip Technology MA160014 Data Sheet

PIC18(L)F2X/4XK22

DS41412F-page 84

 2010-2012 Microchip Technology Inc.

TABLE 5-2:

REGISTER FILE SUMMARY FOR PIC18(L)F2X/4XK22 DEVICES

Address

Name

Bit 7

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

Value on

POR, BOR

FFFh

TOSU

—

Top-of-Stack, Upper Byte (TOS<20:16>)

---0 0000

FFEh

TOSH

Top-of-Stack, High Byte (TOS<15:8>)

0000 0000

FFDh

TOSL

Top-of-Stack, Low Byte (TOS<7:0>)

0000 0000

FFCh

STKPTR

STKFUL

STKUNF

—

STKPTR<4:0>

00-0 0000

FFBh

PCLATU

—

Holding Register for PC<20:16>

---0 0000

FFAh

PCLATH

Holding Register for PC<15:8>

0000 0000

FF9h

PCL

Holding Register for PC<7:0>

0000 0000

FF8h

TBLPTRU

—

Program Memory Table Pointer Upper Byte(TBLPTR<21:16>)

--00 0000

FF7h

TBLPTRH

Program Memory Table Pointer High Byte(TBLPTR<15:8>)

0000 0000

FF6h

TBLPTRL

Program Memory Table Pointer Low Byte(TBLPTR<7:0>)

0000 0000

FF5h

TABLAT

Program Memory Table Latch

0000 0000

FF4h

PRODH

Product Register, High Byte

xxxx xxxx

FF3h

PRODL

Product Register, Low Byte

xxxx xxxx

FF2h

INTCON

GIE/GIEH

PEIE/GIEL

TMR0IE

INT0IE

RBIE

TMR0IF

INT0IF

RBIF

0000 000x

FF1h

INTCON2

RBPU

INTEDG0

INTEDG1

INTEDG2

—

TMR0IP

—

RBIP

1111 -1-1

FF0h

INTCON3

INT2IP

INT1IP

—

INT2IE

INT1IE

—

INT2IF

INT1IF

11-0 0-00

FEFh

INDF0

Uses contents of FSR0 to address data memory – value of FSR0 not changed (not a physical register)

---- ----

FEEh

POSTINC0

Uses contents of FSR0 to address data memory – value of FSR0 post-incremented (not a physical register)

---- ----

FEDh

POSTDEC0

Uses contents of FSR0 to address data memory – value of FSR0 post-decremented (not a physical register)

---- ----

FECh

PREINC0

Uses contents of FSR0 to address data memory – value of FSR0 pre-incremented (not a physical register)

---- ----

FEBh

PLUSW0

Uses contents of FSR0 to address data memory – value of FSR0 pre-incremented (not a physical register) –

value of FSR0 offset by W

---- ----

FEAh

FSR0H

—

Indirect Data Memory Address Pointer 0, High Byte

---- 0000

FE9h

FSR0L

Indirect Data Memory Address Pointer 0, Low Byte

xxxx xxxx

FE8h

WREG

Working Register

xxxx xxxx

FE7h

INDF1

Uses contents of FSR1 to address data memory – value of FSR1 not changed (not a physical register)

---- ----

FE6h

POSTINC1

Uses contents of FSR1 to address data memory – value of FSR1 post-incremented (not a physical register) ---- ----

FE5h

POSTDEC1

Uses contents of FSR1 to address data memory – value of FSR1 post-decremented (not a physical register) ---- ----

FE4h

PREINC1

Uses contents of FSR1 to address data memory – value of FSR1 pre-incremented (not a physical register)

---- ----

FE3h

PLUSW1

Uses contents of FSR1 to address data memory – value of FSR1 pre-incremented (not a physical register) –

value of FSR1 offset by W

---- ----

FE2h

FSR1H

—

Indirect Data Memory Address Pointer 1, High Byte

---- 0000

FE1h

FSR1L

Indirect Data Memory Address Pointer 1, Low Byte

xxxx xxxx

FE0h

BSR

—

Bank Select Register

---- 0000

FDFh

INDF2

Uses contents of FSR2 to address data memory – value of FSR2 not changed (not a physical register)

---- ----

FDEh

POSTINC2

Uses contents of FSR2 to address data memory – value of FSR2 post-incremented (not a physical register) ---- ----

FDDh

POSTDEC2

Uses contents of FSR2 to address data memory – value of FSR2 post-decremented (not a physical register) ---- ----

FDCh

PREINC2

Uses contents of FSR2 to address data memory – value of FSR2 pre-incremented (not a physical register) ---- ----

FDBh

PLUSW2

Uses contents of FSR2 to address data memory – value of FSR2 pre-incremented (not a physical register) –

value of FSR2 offset by W

---- ----

FDAh

FSR2H

—

Indirect Data Memory Address Pointer 2, High Byte

---- 0000

FD9h

FSR2L

Indirect Data Memory Address Pointer 2, Low Byte

xxxx xxxx

FD8h

STATUS

—

---x xxxx

FD7h

TMR0H

Timer0 Register, High Byte

0000 0000

FD6h

TMR0L

Timer0 Register, Low Byte

xxxx xxxx

FD5h

T0CON

TMR0ON

T08BIT

T0CS

T0SE

PSA

T0PS<2:0>

1111 1111

FD3h

OSCCON

IDLEN

IRCF<2:0>

OSTS

HFIOFS

SCS<1:0>

0011 q000

FD2h

OSCCON2

PLLRDY

SOSCRUN

—

MFIOSEL

SOSCGO

PRISD

MFIOFS

LFIOFS

00-0 01x0

Legend:

= unknown, u = unchanged, — = unimplemented, q = value depends on condition

Note

PIC18(L)F4XK22 devices only.

PIC18(L)F2XK22 devices only.

PIC18(L)F23/24K22 and PIC18(L)F43/44K22 devices only.

PIC18(L)F26K22 and PIC18(L)F46K22 devices only.