PIC16LF1454 Datasheet, PDF (38/418 Pages) Microchip Technology – 14/20-Pin Flash, 8-Bit USB Microcontrollers with XLP Technology

PIC16(L)F1454/5/9
TABLE 3-12: SPECIAL FUNCTION REGISTER SUMMARY
Addres
s
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
00Ch
00Dh
00Eh
PORTA
PORTB⁽¹⁾
PORTC
—
RB7
RC7⁽¹⁾
—
RB6
RC6⁽¹⁾
RA5
RB5
RC5
RA4
RB4
RC4
RA3
—
RC3
—
—
RC2
RA1
—
RC1
RA0
—
RC0
--xx x-xx --xx x-xx
xxxx ---- xxxx ----
xxxx xxxx xxxx xxxx
00Fh —
Unimplemented
—
—
010h —
Unimplemented
—
—
011h PIR1
TMR1GIF ADIF
RCIF
TXIF
SSP1IF
—
TMR2IF
TMR1IF 0000 0-00 0000 0-00
012h PIR2
OSFIF
C2IF
C1IF
—
BCL1IF USBIF
ACTIF
—
000- 000- 000- 000-
013h —
Unimplemented
—
—
014h —
Unimplemented
—
—
015h TMR0
Holding Register for the 8-bit Timer0 Count
xxxx xxxx uuuu uuuu
016h TMR1L
Holding Register for the Least Significant Byte of the 16-bit TMR1 Count
xxxx xxxx uuuu uuuu
017h TMR1H
Holding Register for the Most Significant Byte of the 16-bit TMR1 Count
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 —
Unimplemented
—
—
01Fh —
Unimplemented
—
—
Bank 1
08Ch
08Dh
TRISA
TRISB⁽¹⁾
08Eh TRISC
—
TRISB7
TRISC7⁽¹⁾
—
TRISB6
TRISC6⁽¹⁾
TRISA5
TRISB5
TRISC5
TRISA4
TRISB4
TRISC4
—⁽²⁾
—
TRISC3
—
—
TRISC2
—⁽²⁾
—
TRISC1
—⁽²⁾
—
TRISC0
--11 ---- --11 ----
1111 ---- 1111 ----
1111 1111 1111 1111
08Fh —
Unimplemented
—
—
090h —
Unimplemented
—
—
091h PIE1
TMR1GIE ADIE
RCIE
TXIE
SSP1IE
—
TMR2IE
TMR1IE 0000 0-00 0000 0-00
092h PIE2
OSFIE
C2IE
C1IE
—
BCL1IE USBIE
ACTIE
—
000- 000- 000- 000-
093h —
Unimplemented
—
—
094h —
Unimplemented
—
—
095h OPTION_REG WPUEN INTEDG TMR0CS TMR0SE
PSA
PS<2:0>
1111 1111 1111 1111
096h PCON
STKOVF STKUNF
—
RWDT RMCLR
RI
POR
BOR
00-1 11qq qq-q qquu
097h WDTCON
—
—
WDTPS<4:0>
SWDTEN --01 0110 --01 0110
098h OSCTUNE
—
TUN<6:0>
-000 0000 -uuu uuuu
099h OSCCON
SPLLEN SPLLMULT
IRCF<3:0>
SCS<1:0>
0011 1100 0011 1100
09Ah OSCSTAT
SOSCR PLLRDY OSTS HFIOFR
—
09Bh ADRESL⁽²⁾ A/D Result Register Low
09Ch ADRESH⁽²⁾ A/D Result Register High
09Dh ADCON0⁽²⁾
—
CHS<4:0>
09Eh ADCON1⁽²⁾
ADFM
ADCS<2:0>
—
09Fh ADCON2⁽²⁾
—
TRIGSEL<2:0>
—
—
LFIOFR
HFIOFS 00q0 --00 qqqq --qq
xxxx xxxx uuuu uuuu
xxxx xxxx uuuu uuuu
GO/DONE
ADON -000 0000 -000 0000
—
ADPREF<1:0>
0000 --00 0000 --00
—
—
—
-000 ---- -000 ----
Legend:
Note 1:
2:
3:
x = unknown, u = unchanged, q = value depends on condition, - = unimplemented, r = reserved. Shaded locations are unimplemented, read as ‘0’.
PIC16(L)F1459 only.
PIC16(L)F1455/9 only.
Unimplemented, read as ‘1’.
DS41639A-page 38
Preliminary
 2012 Microchip Technology Inc.