PIC18F248-E/L MICROCHIP [Microchip Technology], PIC18F248-E/L Datasheet - Page 112

• Manufacturer Part Number: PIC18F248-E/L
• Description: 28/40-Pin High-Performance, Enhanced Flash Microcontrollers with CAN Module
• Manufacturer: MICROCHIP [Microchip Technology]

FIGURE 11-1:
FIGURE 11-2:
DS41159E-page 110
PIC18FXX8
T0CKI pin
Note 1: Upon Reset, Timer0 is enabled in 8-bit mode with clock input from T0CKI max. prescale.
Note 1: Upon Reset, Timer0 is enabled in 8-bit mode with clock input from T0CKI max. prescale.
RA4/T0CKI
pin
(2)
2: I/O pins have diode protection to V
2: I/O pins have diode protection to V
T0SE
(2)
T0SE
F
OSC
/4
F
TIMER0 BLOCK DIAGRAM IN 8-BIT MODE
TIMER0 BLOCK DIAGRAM IN 16-BIT MODE
OSC
T0CS
/4
1
0
T0PS2, T0PS1, T0PS0
(1)
T0CS
Programmable
Prescaler
1
0
(1)
DD
3
DD
and V
T0PS2, T0PS1, T0PS0
and V
SS
SS
Programmable
.
PSA
.
Prescaler
1
0
3
(2 T
Sync with
Internal
Clocks
CY
Delay)
PSA
1
0
(2 T
Sync with
Internal
Clocks
CY
TMR0L
Delay)
8
High Byte
© 2006 Microchip Technology Inc.
TMR0H
TMR0
8
Data Bus
8
TMR0L
8
8
Read TMR0L
Data Bus<7:0>
Write TMR0L
Flag bit TMR0IF
Flag bit TMR0IF
Set Interrupt
on Overflow
Set Interrupt
on Overflow