PIC18F25K80 MICROCHIP [Microchip Technology], PIC18F25K80 Datasheet - Page 219

• Manufacturer Part Number: PIC18F25K80
• Manufacturer: MICROCHIP [Microchip Technology]

FIGURE 14-1:
 2011 Microchip Technology Inc.
Note 1:
From Comparator 1
From Comparator 2
T1G
T1CON.SOSCEN
T3CON.SOSCEN
From TMR2
SCS<1:0> = 01
2:
3:
4:
Match PR2
T1GSS<1:0>
SOSCO/SCLKI
Output
Output
SOSCGO
ST Buffer is high-speed type when using T1CKI.
Timer1 register increments on rising edge.
Synchronize does not operate while in Sleep.
The output of SOSC is determined by the SOSCSEL<1:0> Configuration bits.
SOSCI
T1CKI
T1GPOL
Set Flag bit,
TMR1IF, on
Overflow
TIMER1 BLOCK DIAGRAM
11
00
10
01
TMR1ON
T1GTM
TMR1H
SOSC
EN
OUT
TMR1
(1)
(4)
T1G_IN
(2)
R
D
CK
TMR1L
Q
Q
1
0
Preliminary
TMR1CS<1:0>
0
1
T1GGO/T1DONE
Q
Internal
Internal
F
OSC
Clock
Clock
F
PIC18F66K80 FAMILY
OSC
EN
/4
D
Single Pulse
Acq. Control
10
01
00
T1CLK
T1GSPM
T1CKPS<1:0>
T1SYNC
Prescaler
1, 2, 4, 8
TMR1ON
0
1
2
0
1
Internal
F
T1GVAL
OSC
Clock
TMR1GE
/2
Q1
Synchronized
Synchronize
Clock Input
Interrupt
D
EN
Sleep Input
det
det
Q
DS39977C-page 219
(3)
Set
TMR1GIF
Data Bus
RD
T1GCON