PIC16F1847 View Datasheet(PDF) - Microchip Technology
Part Name
Description
Manufacturer
PIC16F1847 Datasheet PDF : 440 Pages
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PIC16(L)F1847
TABLE 3-8: SPECIAL FUNCTION REGISTER SUMMARY
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
Bank 0
000h(1) INDF0
001h(1) INDF1
002h(1)
003h(1)
004h(1)
005h(1)
006h(1)
007h(1)
008h(1)
009h(1)
00Ah(1)
00Bh(1)
PCL
STATUS
FSR0L
FSR0H
FSR1L
FSR1H
BSR
WREG
PCLATH
INTCON
Addressing this location uses contents of FSR0H/FSR0L to address data memory
(not a physical register)
Addressing this location uses contents of FSR1H/FSR1L to address data memory
(not a physical register)
Program Counter (PC) Least Significant Byte
—
—
—
TO
PD
Z
Indirect Data Memory Address 0 Low Pointer
Indirect Data Memory Address 0 High Pointer
Indirect Data Memory Address 1 Low Pointer
Indirect Data Memory Address 1 High Pointer
—
—
—
BSR4
BSR3
BSR2
Working Register
—
Write Buffer for the upper 7 bits of the Program Counter
GIE
PEIE
TMR0IE
INTE
IOCE
TMR0IF
DC
BSR1
INTF
xxxx xxxx xxxx xxxx
xxxx xxxx xxxx xxxx
C
BSR0
IOCF
0000 0000 0000 0000
---1 1000 ---q quuu
0000 0000 uuuu uuuu
0000 0000 0000 0000
0000 0000 uuuu uuuu
0000 0000 0000 0000
---0 0000 ---0 0000
0000 0000 uuuu uuuu
-000 0000 -000 0000
0000 000x 0000 000u
00Ch PORTA
RA7
RA6
RA5
RA4
RA3
RA2
RA1
RA0 xxxx xxxx xxxx xxxx
00Dh PORTB
RB7
RB6
RB5
RB4
RB3
RB2
RB1
RB0 xxxx xxxx xxxx xxxx
00Eh —
Unimplemented
—
—
00Fh
—
Unimplemented
—
—
010h
—
Unimplemented
—
—
011h
PIR1
TMR1GIF
ADIF
RCIF
TXIF
SSP1IF CCP1IF TMR2IF TMR1IF 0000 0000 0000 0000
012h
PIR2
OSFIF
C2IF
C1IF
EEIF
BCL1IF
—
—
CCP2IF 0000 0--0 0000 0--0
013h
PIR3
—
—
CCP4IF
CCP3IF TMR6IF
—
TMR4IF
— --00 0-0- --00 0-0-
014h
PIR4
—
—
—
—
—
—
BCL2IF SSP2IF ---- --00 ---- --00
015h
TMR0
Timer0 Module Register
xxxx xxxx uuuu uuuu
016h
TMR1L
Holding Register for the Least Significant Byte of the 16-bit TMR1 Register
xxxx xxxx uuuu uuuu
017h
TMR1H
Holding Register for the Most Significant Byte of the 16-bit TMR1 Register
xxxx xxxx uuuu uuuu
018h
T1CON
TMR1CS<1:0>
T1CKPS<1:0>
T1OSCEN T1SYNC
—
TMR1ON 0000 00-0 uuuu uu-u
019h
T1GCON
TMR1GE T1GPOL
T1GTM
T1GSPM
T1GGO/
DONE
T1GVAL
T1GSS<1:0>
0000 0x00 uuuu uxuu
01Ah TMR2
Timer2 Module Register
0000 0000 0000 0000
01Bh PR2
Timer2 Period Register
1111 1111 1111 1111
01Ch T2CON
—
T2OUTPS<3:0>
TMR2ON
T2CKPS<1:0>
-000 0000 -000 0000
01Dh —
Unimplemented
—
—
01Eh CPSCON0
CPSON
CPSRM
—
—
CPSRNG<1:0>
CPSOUT T0XCS 00-- 0000 00-- 0000
01Fh
CPSCON1
—
—
—
—
CPSCH<3:0>
---- 0000 ---- 0000
Legend:
Note 1:
2:
x = unknown, u = unchanged, q = value depends on condition, - = unimplemented, r = reserved.
Shaded locations are unimplemented, read as ‘0’.
These registers can be addressed from any bank.
Unimplemented, read as ‘1’.
2011-2013 Microchip Technology Inc.
Preliminary
DS40001453D-page 27
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