PIC18F6520-I Datasheet, PDF (112/380 Pages) Micrel Semiconductor – 64/80-Pin High-Performance, 256 Kbit to 1 Mbit Enhanced Flash Microcontrollers with A/D

PIC18F6520/8520/6620/8620/6720/8720
TABLE 10-5: PORTC FUNCTIONS
Name
Bit# Buffer Type
Function
RC0/T1OSO/T13CKI bit 0
RC1/T1OSI/CCP2⁽¹⁾ bit 1
ST
Input/output port pin, Timer1 oscillator output or Timer1/Timer3
clock input.
ST
Input/output port pin, Timer1 oscillator input or Capture2 input/
Compare2 output/PWM output (when CCP2MX configuration bit is
disabled).
RC2/CCP1
RC3/SCK/SCL
RC4/SDI/SDA
bit 2
ST
Input/output port pin or Capture1 input/Compare1 output/
PWM1 output.
bit 3
ST
RC3 can also be the synchronous serial clock for both SPI and I²C
modes.
bit 4
ST
RC4 can also be the SPI data in (SPI mode) or data I/O (I²C mode).
RC5/SDO
bit 5
ST
Input/output port pin or synchronous serial port data output.
RC6/TX1/CK1
bit 6
ST
Input/output port pin, addressable USART1 asynchronous transmit or
addressable USART1 synchronous clock.
RC7/RX1/DT1
bit 7
ST
Input/output port pin, addressable USART1 asynchronous receive or
addressable USART1 synchronous data.
Legend: ST = Schmitt Trigger input
Note 1: RB3 is the alternate assignment for CCP2 when CCP2MX is set.
TABLE 10-6: SUMMARY OF REGISTERS ASSOCIATED WITH PORTC
Name Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
PORTC RC7 RC6 RC5 RC4
LATC
LATC Data Output Register
TRISC PORTC Data Direction Register
Legend: x = unknown, u = unchanged
RC3
RC2
RC1
RC0
Value on
POR, BOR
Value on
all other
Resets
xxxx xxxx uuuu uuuu
xxxx xxxx uuuu uuuu
1111 1111 1111 1111
DS39609B-page 110
 2004 Microchip Technology Inc.