PIC16F690IP datasheet(79/306 Pages) MICROCHIP

79 / 306 page

DS41262E-page 77

PIC16F631/677/685/687/689/690

4.5.1

RC0/AN4/C2IN+

The RC0 is configurable to function as one of the

following:

• a general purpose I/O

• an analog input for the ADC (except PIC16F631)

• an analog input to Comparator C2

4.5.2

RC1/AN5/C12IN1-

The RC1 is configurable to function as one of the

following:

• a general purpose I/O

• an analog input for the ADC

• an analog input to Comparator C1 or C2

FIGURE 4-11:

BLOCK DIAGRAM OF RC0

AND RC1

4.5.3

RC2/AN6/C12IN2-/P1D

The RC2/AN6/P1D(1) is configurable to function as

one of the following:

• a general purpose I/O

• an analog input for the ADC (except PIC16F631)

• a PWM output

• an analog input to Comparator C1 or C2

4.5.4

RC3/AN7/C12IN3-/P1C

The RC3/AN7/P1C(1) is configurable to function as one

of the following:

• a general purpose I/O

• an analog input for the ADC (except PIC16F631)

• a PWM output

• an analog input to Comparator C1 or C2

FIGURE 4-12:

BLOCK DIAGRAM OF RC2

AND RC3

VDD

VSS

Data Bus

PORTC

TRISC

To A/D Converter(2)

PORTC

Analog Input

Mode(1)

To Comparators

Note

ANSEL determines Analog Input mode.

Not implemented on PIC16F631.

I/O Pin

Note 1: P1D is available on

PIC16F685/PIC16F690 only.

Note 1: P1C is available on

PIC16F685/PIC16F690 only.

VDD

VSS

Data Bus

PORTC

TRISC

To Comparators

PORTC

Analog Input

Mode(1)

CCP1OUT

Enable

Available on PIC16F685/PIC16F690 only.

Note

ANSEL determines Analog Input mode.

Not implemented on PIC16F631.

I/O Pin

To A/D Converter(2)

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