Datasheet

 2003-2013 Microchip Technology Inc. DS39612C-page 139
PIC18F6525/6621/8525/8621
TABLE 12-2: REGISTERS ASSOCIATED WITH TIMER1 AS A TIMER/COUNTER
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
INTCON GIE/GIEH PEIE/GIEL
TMR0IE INT0IE RBIE TMR0IF INT0IF RBIF 0000 000x 0000 000u
PIR1
PSPIF
(1)
ADIF RC1IF TX1IF SSPIF CCP1IF TMR2IF TMR1IF 0000 0000 0000 0000
PIE1
PSPIE
(1)
ADIE RC1IE TX1IE SSPIE CCP1IE TMR2IE TMR1IE 0000 0000 0000 0000
IPR1
PSPIP
(1)
ADIP RC1IP TX1IP SSPIP CCP1IP TMR2IP TMR1IP 1111 1111 1111 1111
TMR1L Timer1 Register Low Byte xxxx xxxx uuuu uuuu
TMR1H Timer1 Register High Byte xxxx xxxx uuuu uuuu
T1CON RD16
— T1CKPS1 T1CKPS0 T1OSCEN T1SYNC TMR1CS TMR1ON 0-00 0000 u-uu uuuu
Legend: x = unknown, u = unchanged, — = unimplemented, read as ‘0’. Shaded cells are not used by the Timer1 module.
Note 1: Enabled only in Microcontroller mode for PIC18F8525/8621 devices.