Datasheet
PIC16F882/883/884/886/887
DS41291G-page 56 2006-2012 Microchip Technology Inc.
3.5.1 RC0/T1OSO/T1CKI
Figure 3-11 shows the diagram for this pin. This pin is
configurable to function as one of the following:
• a general purpose I/O
• a Timer1 oscillator output
• a Timer1 clock input
FIGURE 3-11: BLOCK DIAGRAM OF RC0
3.5.2 RC1/T1OSI/CCP2
Figure 3-12 shows the diagram for this pin. This pin is
configurable to function as one of the following:
• a general purpose I/O
• a Timer1 oscillator input
• a Capture input and Compare/PWM output for
Comparator C2
FIGURE 3-12: BLOCK DIAGRAM OF RC1
3.5.3 RC2/P1A/CCP1
Figure 3-13 shows the diagram for this pin. This pin is
configurable to function as one of the following:
• a general purpose I/O
• a PWM output
• a Capture input and Compare output for
Comparator C1
FIGURE 3-13: BLOCK DIAGRAM OF RC2
I/O Pin
VDD
VSS
D
Q
CK
Q
D
Q
CK
Q
Data Bus
RD
PORTC
WR
PORTC
WR
TRISC
RD
TRISC
To Timer1 clock input
T1OSCEN
Circuit
Timer1 Oscillator
I/O Pin
VDD
VSS
D
Q
CK
Q
D
Q
CK
Q
Data Bus
RD
PORTC
WR
PORTC
WR
TRISC
RD
TRISC
To CCP2
CCP2
CCP2CON
0
1
1
0
T1OSCEN
T1OSCEN
Circuit
Timer1 Oscillator
T1OSI
VDD
VSS
D
Q
CK
Q
D
Q
CK
Q
Data bus
WR
PORTC
WR
TRISC
RD
TRISC
To Enhanced CCP1
RD
PORTC
CCP1/P1A
CCP1CON
0
1
1
0
I/O Pin