PIC16C63A Microchip Technology, PIC16C63A Datasheet - Page 40

• Manufacturer Part Number: PIC16C63A
• Description: 28/40-Pin 8-Bit CMOS Microcontrollers
• Manufacturer: Microchip Technology

PIC16C63A/65B/73B/74B
FIGURE 5-2:
DS30605A-page 40
Note 1: When the T1OSCEN bit is cleared, the inverter and feedback resistor are turned off. This eliminates power drain.
RC0/T1OSO/T1CKI
RC1/T1OSI
Set flag bit
TMR1IF on
Overflow
TIMER1 BLOCK DIAGRAM
TMR1H
T1OSC
TMR1
TMR1L
Oscillator
Enable
T1OSCEN
(1)
Clock
Internal
F
OSC
TMR1ON
/4
on/off
TMR1CS
1
0
T1CKPS1:T1CKPS0
T1SYNC
Prescaler
1, 2, 4, 8
0
1
2
Synchronized
clock input
1998 Microchip Technology Inc.
Synchronize
SLEEP input
det