參數(shù)資料
型號(hào)： PIC16CR7X
廠商： Microchip Technology Inc.
英文描述： 28/40-Pin, 8-Bit CMOS ROM Microcontrollers
中文描述： 28/40-Pin，8位微控制器的CMOS光盤
文件頁數(shù)： 36/172頁
文件大?。?/td> 1506K
代理商： PIC16CR7X
PIC16CR7X
DS21993C-page 34
2007 Microchip Technology Inc.
TABLE 4-3:
PORTB FUNCTIONS
TABLE 4-4:
SUMMARY OF REGISTERS ASSOCIATED WITH PORTB
Name
Bit#
Buffer
Function
RB0/INT
bit 0
TTL/ST
(1)
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.
Input/output pin (with interrupt-on-change). Internal software programmable
weak pull-up.
TTL = TTL input, ST = Schmitt Trigger input
This buffer is a Schmitt Trigger input when configured as the external interrupt.
RB1
RB2
RB3
RB4
bit 1
bit 2
bit 3
bit 4
TTL
TTL
TTL
TTL
RB5
bit 5
TTL
RB6
bit 6
TTL
RB7
bit 7
TTL
Legend:
Note 1:
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
06h, 106h
86h, 186h
PORTB
TRISB
RB7
PORTB Data Direction Register
RB6
RB5
RB4
RB3
RB2
RB1
RB0
xxxx xxxx uuuu uuuu
1111 1111 1111 1111
81h, 181h
Legend:
OPTION_REG
x
= unknown,
u
= unchanged. Shaded cells are not used by PORTB.
RBPU
INTEDG
T0CS
T0SE
PSA
PS2
PS1
PS0
1111 1111 1111 1111
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