pic16c62b-20i-ss Microchip Technology Inc., pic16c62b-20i-ss Datasheet - Page 22

• Manufacturer Part Number: pic16c62b-20i-ss
• Description: 28-pin 8-bit Cmos Microcontrollers
• Manufacturer: Microchip Technology Inc.

PIC16C62B/72A
TABLE 3-3
TABLE 3-4
DS35008B-page 22
Name
RB0/INT
RB1
RB2
RB3
RB4
RB5
RB6
RB7
Legend: TTL = TTL input, ST = Schmitt Trigger input
Note 1: This buffer is a Schmitt Trigger input when configured as the external interrupt.
Address
06h
86h
81h
Legend: x = unknown, u = unchanged. Shaded cells are not used by PORTB.
2: This buffer is a Schmitt Trigger input when used in serial programming mode.
Name
PORTB
TRISB
OPTION_REG
Bit#
bit1
bit2
bit3
bit4
bit5
bit0
bit6
bit7
PORTB FUNCTIONS
SUMMARY OF REGISTERS ASSOCIATED WITH PORTB
PORTB Data Direction Register
RBPU
Bit 7
TTL/ST
TTL/ST
TTL/ST
RB7
Buffer
TTL
TTL
TTL
TTL
TTL
(1)
(2)
(2)
INTEDG
Bit 6
RB6
Input/output pin or external interrupt input.
Internal software programmable weak pull-up.
Input/output pin. Internal software programmable weak pull-up.
Input/output pin. Internal software programmable weak pull-up.
Input/output pin. Internal software programmable weak pull-up.
Input/output pin (with interrupt on change).
Internal software programmable weak pull-up.
Input/output pin (with interrupt on change).
Internal software programmable weak pull-up.
Input/output pin (with interrupt on change).
Internal software programmable weak pull-up. Serial programming clock.
Input/output pin (with interrupt on change).
Internal software programmable weak pull-up. Serial programming data.
Function
T0CS
Bit 5
RB5
Preliminary
T0SE
Bit 4
RB4
Bit 3
PSA
RB3
Bit 2
RB2
PS2
Bit 1
RB1
PS1
Bit 0
RB0
PS0
1999 Microchip Technology Inc.
xxxx xxxx
1111 1111
1111 1111
Value on:
POR,
BOR
other resets
Value on all
uuuu uuuu
1111 1111
1111 1111