Microchip Technology AC244026 Datenbogen
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PIC16F72X/PIC16LF72X
DS41341E-page 70
© 2009 Microchip Technology Inc.
FIGURE 6-11:
BLOCK DIAGRAM OF RB6
I/O Pin
V
DD
V
SS
D
Q
CK
Q
D
Q
CK
Q
RD
WR
WR
RD
Data Bus
PORTB
TRISB
TRISB
PORTB
D
Q
CK
Q
V
DD
Weak
WR
WPUB
RD
WPUB
RBPU
D
Q
CK
Q
D
EN
Q
D
EN
Q
RD PORTB
WR
IOCB
RD
IOCB
Interrupt-on-
Change
Q3
ICSP™ MODE
ICSPCLK
0
1
0
1
TRIS_ICDCLK
PORT_ICDCLK
DEBUG