PIC16C62B/72A
TABLE 3-5
Name
PORTC FUNCTIONS
Buffer
TRISC
Override
Bit#
Function
Type
bit0
RC0/T1OSO/T1CKI
RC1/T1OSI
ST
ST
ST
Input/output port pin or Timer1 oscillator output/Timer1 clock input
Input/output port pin or Timer1 oscillator input
Yes
Yes
No
bit1
bit2
RC2/CCP1
Input/output port pin or Capture1 input/Compare1 output/PWM1
output
RC3 can also be the synchronous serial clock for both SPI and I2C
modes.
RC3/SCK/SCL
bit3
ST
No
RC4 can also be the SPI Data In (SPI mode) or data I/O (I2C mode).
Input/output port pin or Synchronous Serial Port data output
Input/output port pin
RC4/SDI/SDA
bit4
ST
No
RC5/SDO
RC6
bit5
bit6
bit7
ST
ST
ST
No
No
No
RC7
Input/output port pin
Legend: ST = Schmitt Trigger input
TABLE 3-6
SUMMARY OF REGISTERS ASSOCIATED WITH PORTC
Value on:
POR,
BOR
Value on all
other resets
Address Name
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
07h
87h
PORTC
TRISC
RC7
RC6
RC5
RC4
RC3
RC2
RC1
RC0
xxxx xxxx uuuu uuuu
1111 1111 1111 1111
PORTC Data Direction Register
Legend: x= unknown, u= unchanged.
DS35008B-page 24
Preliminary
1999 Microchip Technology Inc.
MICROCHIP [ MICROCHIP ]
