PIC16F877ATISLASHML datasheet(49/234 Pages) MICROCHIP

49 / 234 page

 2003 Microchip Technology Inc.

DS39582B-page 47

PIC16F87XA

TABLE 4-5:

PORTC FUNCTIONS

TABLE 4-6:

SUMMARY OF REGISTERS ASSOCIATED WITH PORTC

Name

Bit#

Buffer Type

Function

RC0/T1OSO/T1CKI

bit 0

Input/output port pin or Timer1 oscillator output/Timer1 clock input.

RC1/T1OSI/CCP2

bit 1

Input/output port pin or Timer1 oscillator input or Capture2 input/

Compare2 output/PWM2 output.

RC2/CCP1

bit 2

Input/output port pin or Capture1 input/Compare1 output/

PWM1 output.

RC3/SCK/SCL

bit 3

RC3 can also be the synchronous serial clock for both SPI and

I2C modes.

RC4/SDI/SDA

bit 4

RC4 can also be the SPI data in (SPI mode) or data I/O (I2C mode).

RC5/SDO

bit 5

Input/output port pin or Synchronous Serial Port data output.

RC6/TX/CK

bit 6

Input/output port pin or USART asynchronous transmit or

synchronous clock.

RC7/RX/DT

bit 7

Input/output port pin or USART asynchronous receive or

synchronous data.

Legend: ST = Schmitt Trigger input

Address

Name

Bit 7

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

Value on:

POR, BOR

Value on

all other

Resets

07h

PORTC

RC7

RC6

RC5

RC4

RC3

RC2

RC1

RC0

xxxx xxxx uuuu uuuu

87h

TRISC

PORTC Data Direction Register

1111 1111 1111 1111

Legend: x = unknown, u = unchanged

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