Datasheet

PIC18FXX2
DS39564C-page 94 © 2006 Microchip Technology Inc.
TABLE 9-5: PORTC FUNCTIONS
TABLE 9-6: 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, Timer1 oscillator input, or Capture2 input/
Compare2 output/PWM output when CCP2MX configuration bit is
set.
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, Addressable USART Asynchronous Transmit, or
Addressable USART Synchronous Clock.
RC7/RX/DT bit7 ST Input/output port pin, Addressable USART Asynchronous Receive, or
Addressable USART Synchronous Data.
Legend: ST = Schmitt Trigger input
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
PORTC RC7 RC6 RC5 RC4 RC3 RC2 RC1 RC0 xxxx xxxx uuuu uuuu
LATC LATC Data Output Register xxxx xxxx uuuu uuuu
TRISC PORTC Data Direction Register 1111 1111 1111 1111
Legend: x = unknown, u = unchanged