Datasheet

PIC16F631/677/685/687/689/690
DS40001262F-page 86  2005-2015 Microchip Technology Inc.
FIGURE 6-2: TIMER1 INCREMENTING EDGE
T1CKI = 1
when TMR1
Enabled
T1CKI = 0
when TMR1
Enabled
Note 1: Arrows indicate counter increments.
2: In Counter mode, a falling edge must be registered by the counter prior to the first incrementing rising edge of the clock.