PIC16F631/677/685/687/689/690
TABLE 6-1:
SUMMARY OF REGISTERS ASSOCIATED WITH TIMER1
Value on
all other
Resets
Value on
POR, BOR
Name
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
CM2CON1 MC1OUT MC2OUT
—
—
—
—
T1GSS
INTF
C2SYNC
RABIF
---- --10
0000 0000
---- --10
0000 0000
INTCON
PIE1
GIE
—
PEIE
ADIE
ADIF
T0IE
INTE
TXIE
TXIF
RABIE
SSPIE
SSPIF
T0IF
RCIE
RCIF
CCP1IE
CCP1IF
TMR2IE
TMR2IF
TMR1IE -000 0000 -000 0000
TMR1IF -000 0000 -000 0000
PIR1
—
TMR1H
TMR1L
T1CON
Legend:
Holding Register for the Most Significant Byte of the 16-bit TMR1 Register
Holding Register for the Least Significant Byte of the 16-bit TMR1 Register
xxxx xxxx
xxxx xxxx
0000 0000
uuuu uuuu
uuuu uuuu
uuuu uuuu
T1GINV
TMR1GE T1CKPS1 T1CKPS0 T1OSCEN T1SYNC
TMR1CS
TMR1ON
x= unknown, u= unchanged, —= unimplemented, read as ‘0’. Shaded cells are not used by the Timer1 module.
© 2007 Microchip Technology Inc.
DS41262D-page 89