PIC16F747 Microchip Technology Inc., PIC16F747 Datasheet - Page 55

• Manufacturer Part Number: PIC16F747
• Description: 28/40/44-pin, 8-bit Cmos Flash Microcontrollers With 10-bit A/d And Nanowatt Technology
• Manufacturer: Microchip Technology Inc.

FIGURE 5-6:
 2004 Microchip Technology Inc.
Note 1: CLKO signal is 1/4 of the F
(F
Data
Bus
WR
PORTA
WR
TRISA
OSC
CLKO (F
= 1x1)
RD PORTA
OSC
D
D
TRIS Latch
Data Latch
EMUL + F
CK
CK
BLOCK DIAGRAM OF OSC2/CLKO/RA6 PIN
/4)
RD TRISA
Q
Q
Q
Q
OSC
= 00x, 010
(F
OSC
OSC
Q
1
0
= 1x1)
frequency.
EMUL + F
EN
D
OSC
= 00x,010
From OSC1
V
(F
V
EMUL
P
N
DD
(F
SS
OSC
OSC
= 1x1)
= 1x0,011)
Oscillator
Circuit
EMUL
(F
V
V
P
N
OSC
1
DD
SS
0
= 1x0,011)
PIC16F7X7
Buffer
V
TTL
DD
DS30498C-page 53
OSC2/CLKO
RA6 pin