Datasheet

PIC16C77X
 1999-2013 Microchip Technology Inc. Advance Information DS30275B-page 33
TABLE 3-5 PORTC FUNCTIONS
TABLE 3-6 SUMMARY OF REGISTERS ASSOCIATED WITH PORTC
Name Bit# Buffer Type Function
RC0/T1OSO/T1CKI
bit0
ST Input/output port pin or Timer1 oscillator output/Timer1 clock input
RC1/T1OSI/CCP2 bit1 ST Input/output port pin or Timer1 oscillator input or Capture2
input/Compare2 output/PWM2 output
RC2/CCP1 bit2 ST Input/output port pin or Capture1 input/Compare1 output/PWM1
output
RC3/SCK/SCL bit3 ST
RC3 can also be the synchronous serial clock for both SPI and I
2
C
modes.
RC4/SDI/SDA bit4 ST
RC4 can also be the SPI Data In (SPI mode) or data I/O (I
2
C mode).
RC5/SDO bit5 ST Input/output port pin or Synchronous Serial Port data output
RC6/TX/CK bit6 ST Input/output port pin or USART Asynchronous transmit or
Synchronous clock
RC7/RX/DT bit7 ST 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.
774.book Page 33 Tuesday, January 29, 2013 12:02 PM