Microchip Technology AC244045 Data Sheet

Page of 302
© 2009 Microchip Technology Inc.
DS41341E-page 65
PIC16F72X/PIC16LF72X
6.3.4
PIN DESCRIPTIONS AND 
DIAGRAMS
Each PORTB pin is multiplexed with other functions. The
pins and their combined functions are briefly described
here. For specific information about individual functions
such as the SSP, I
2
C or interrupts, refer to the appropriate
section in this data sheet.
6.3.4.1
RB0/AN12/CPS0/INT
Figure 6-7 shows the diagram for this pin. This pin is
configurable to function as one of the following:
• a general purpose I/O
• an analog input for the ADC
• a capacitive sensing input
• an external edge triggered interrupt
6.3.4.2
RB1/AN10/CPS1
Figure 6-8 shows the diagram for this pin. This pin is
configurable to function as one of the following:
• a general purpose I/O
• an analog input for the ADC
• a capacitive sensing input
6.3.4.3
RB2/AN8/CPS2
Figure 6-8 shows the diagram for this pin. This pin is
configurable to function as one of the following:
• a general purpose I/O
• an analog input for the ADC
• a capacitive sensing input
6.3.4.4
RB3/AN9/CPS3/CCP2
Figure 6-9 shows the diagram for this pin. This pin is
configurable to function as one of the following:
• a general purpose I/O
• an analog input for the ADC
• a capacitive sensing input
• a Capture 2 input, Compare 2 output, and PWM2 
output
6.3.4.5
RB4/AN11/CPS4
Figure 6-8 shows the diagram for this pin. This pin is
configurable to function as one of the following:
• a general purpose I/O
• an analog input for the ADC
• a capacitive sensing input
6.3.4.6
RB5/AN13/CPS5/T1G
Figure 6-10 shows the diagram for this pin. This pin is
configurable to function as one of the following:
• a general purpose I/O
• an analog input for the ADC
• a capacitive sensing input
• a Timer1 gate input
6.3.4.7
RB6/ICSPCLK
Figure 6-11 shows the diagram for this pin. This pin is
configurable to function as one of the following:
• a general purpose I/O
• In-Circuit Serial Programming clock
6.3.4.8
RB7/ICSPDAT
Figure 6-12 shows the diagram for this pin. This pin is
configurable to function as one of the following:
• a general purpose I/O
• In-Circuit Serial Programming data
Note:
CCP2 pin location may be selected as
RB3 or RC1.