PIC12F635/PIC16F636/639
4.3.1
RC0/C2IN+
FIGURE 4-7:
BLOCK DIAGRAM OF RC0
AND RC1
Figure 4-7 shows the diagram for this pin. The RC0 pin
is configurable to function as one of the following:
Data Bus
• a general purpose I/O
VDD
• an analog input to the comparator
D
Q
Q
WR
PORTC
CK
4.3.2
RC1/C2IN-
Figure 4-7 shows the diagram for this pin. The RC1 pin
is configurable to function as one of the following:
I/O pin
D
Q
Q
• a general purpose I/O
• an analog input to the comparator
WR
TRISC
CK
VSS
Analog Input
Mode
4.3.3
RC2
RD
TRISC
Figure 4-8 shows the diagram for this pin. The RC2 pin
is configurable to function as a general purpose I/O.
RD
PORTC
4.3.4
RC3
Figure 4-8 shows the diagram for this pin. The RC3 pin
is configurable to function as a general purpose I/O.
To Comparators
4.3.5
RC5
FIGURE 4-8:
BLOCK DIAGRAM OF
RC2, RC3 AND RC5
Figure 4-8 shows the diagram for this pin. The RC5 pin
is configurable to function as a general purpose I/O.
Data Bus
VDD
D
CK
Q
Q
WR
PORTC
I/O pin
D
Q
Q
WR
TRISC
CK
VSS
RD
TRISC
RD
PORTC
DS41232D-page 58
© 2007 Microchip Technology Inc.
MICROCHIP [ MICROCHIP ]
