PIC16F707 Datasheet, PDF (95/284 Pages) Microchip Technology – 40/44-Pin, Flash Microcontrollers with nanoWatt XLP and mTouch™ Technology

PIC16F707/PIC16LF707
12.0 TIMER0 MODULE
The Timer0 module is an 8-bit timer/counter with the
following features:
• 8-bit timer/counter register (TMR0)
• 8-bit prescaler (shared with Watchdog Timer)
• Programmable internal or external clock source
• Programmable external clock edge selection
• Interrupt on overflow
Figure 12-1 is a block diagram of the Timer0 module.
FIGURE 12-1:
BLOCK DIAGRAM OF THE TIMER0/WDT PRESCALER
FOSC/4
T0CKI
pin
T1GSS = 11
TMR1GE
WDTE
0
1
0
TMR0SE TMR0CS
1
PSA
8-bit
Prescaler
8
1
Sync
2 TCY
0
PSA
Data Bus
8
TMR0
Set Flag bit TMR0IF
on Overflow
Divide by
512
PS<2:0>
1
WDT
Time-out
0
PSA
Note 1: TMR0SE, TMR0CS, PSA, PS<2:0> are bits in the OPTION register.
2: WDTE bit is in Configuration Word 1.
3: T1GSS and TMR1GE are in the T1GCON register.
 2010 Microchip Technology Inc.
Preliminary
DS41418A-page 95