參數(shù)資料
型號(hào): PIC16LC716-04/SS
元件分類: 微控制器/微處理器
英文描述: 8-BIT, OTPROM, 4 MHz, RISC MICROCONTROLLER, PDSO20
封裝: 0.209 INCH, PLASTIC, MO-150, SSOP-20
文件頁(yè)數(shù): 29/106頁(yè)
文件大?。?/td> 1718K
代理商: PIC16LC716-04/SS
2005 Microchip Technology Inc.
DS41106B-page 27
PIC16C712/716
FIGURE 3-7:
BLOCK DIAGRAM OF RB7:RB4 PINS
TABLE 3-3:
PORTB FUNCTIONS
Data Latch
From other
RBPU(1)
P
VDD
I/O
Q
D
CK
Q
D
CK
QD
EN
QD
EN
DATA BUS
WR PORT
WR TRIS
Set RBIF
TRIS Latch
RD TRIS
RD PORT
RB7:RB4 pins
weak
pull-up
RD PORT
Latch
TTL
Buffer
pin
ST
Buffer
RB7:RB6 in Serial Programming mode
Q3
Q1
Note 1: To enable weak pull-ups, set the appropriate TRIS bit(s) and clear the RBPU bit (OPTION_REG<7>).
VSS
VDD
Name
Bit#
Buffer
Function
RB0/INT
bit 0
TTL/ST(1)
Input/output pin or external interrupt input. Internal software
programmable weak pull-up.
RB1/T1OS0/
T1CKI
bit 1
TTL/ST(1)
Input/output pin or Timer1 oscillator output, or Timer1 clock input. Internal
software programmable weak pull-up. See Timer1 section for detailed
operation.
RB2/T1OSI
bit 2
TTL/ST(1)
Input/output pin or Timer1 oscillator input. Internal software programmable
weak pull-up. See Timer1 section for detailed operation.
RB3/CCP1
bit 3
TTL/ST(1)
Input/output pin or Capture 1 input, or Compare 1 output, or PWM1 output.
Internal software programmable weak pull-up. See CCP1 section for
detailed operation.
RB4
bit 4
TTL
Input/output pin (with interrupt-on-change). Internal software programmable
weak pull-up.
RB5
bit 5
TTL
Input/output pin (with interrupt-on-change). Internal software programmable
weak pull-up.
RB6
bit 6
TTL/ST(2)
Input/output pin (with interrupt-on-change). Internal software programmable
weak pull-up. Serial programming clock.
RB7
bit 7
TTL/ST(2)
Input/output pin (with interrupt-on-change). Internal software programmable
weak pull-up. Serial programming data.
Legend: TTL = TTL input, ST = Schmitt Trigger input
Note 1: This buffer is a Schmitt Trigger input when configured as the external interrupt or peripheral input.
2: This buffer is a Schmitt Trigger input when used in Serial Programming mode.
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