PIC16F72 Datasheet, PDF (28/136 Pages) Microchip Technology – 28-Pin, 8-Bit CMOS FLASH MCU with A/D Converter

PIC16F72
TABLE 3-5: PORTC FUNCTIONS
Name
Bit# Buffer Type Function
RC0/T1OSO/T1CKI ^{bit 0}
RC1/T1OSI
bit 1
RC2/CCP1
bit 2
RC3/SCK/SCL
bit 3
ST
Input/output port pin or Timer1 oscillator output/Timer1 clock input.
ST
Input/output port pin or Timer1 oscillator input.
ST
Input/output port pin or Capture1 input/Compare1 output/PWM1
output.
ST
RC3 can also be the synchronous serial clock for both SPI and I²C
modes.
RC4/SDI/SDA
RC5/SDO
bit 4
ST
RC4 can also be the SPI Data In (SPI mode) or data I/O (I²C mode).
bit 5
ST
Input/output port pin or Synchronous Serial Port data output.
RC6
bit 6
ST
RC7
bit 7
ST
Legend: ST = Schmitt Trigger input
Input/output port pin.
Input/output port pin.
TABLE 3-6: SUMMARY OF REGISTERS ASSOCIATED WITH PORTC
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
87h
TRISC PORTC Data Direction Register
Legend: x = unknown, u = unchanged
RC3
RC2
RC1
RC0 xxxx xxxx uuuu uuuu
1111 1111 1111 1111
DS39597B-page 26
 2002 Microchip Technology Inc.