Datasheet

 2003 Microchip Technology Inc. Preliminary DS40300C-page 39
PIC16F62X
FIGURE 5-14: BLOCK DIAGRAM OF RB6/T1OSO/T1CKI PIN
Data Latch
TRIS Latch
RD TRISB
Q
D
Q
CK
Q
D
Q
CK
RD PORTB
WR PORTB
WR TRISB
Schmitt
Trigger
T1OSCEN
Data Bus
RB6/
TMR1 Clock
RBPU
VDD
weak pull-up
P
From RB7
T1OSO/
T1CKI
pin
From other
QD
EN
Set RBIF
RB<7:4> pins
Serial programming clock
TTL
input
buffer
TMR1 oscillator
QD
EN
VDD
VSS
Q3