PIC18F2685T-I/SP 데이터 시트보기 (PDF) - Microchip Technology

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PIC18F2685T-I/SP

28/40/44-Pin Enhanced Flash Microcontrollers with ECAN™ Technology, 10-Bit A/D and nanoWatt Technology

Microchip Technology 

PIC18F2682/2685/4682/4685

27.4 AC (Timing) Characteristics

27.4.1 TIMING PARAMETER SYMBOLOGY

The timing parameter symbols have been created

using one of the following formats:

1. TppS2ppS

2. TppS

T

F

Frequency

Lowercase letters (pp) and their meanings:

pp

cc

CCP1

ck

CLKO

cs

CS

di

SDI

do

SDO

dt

Data in

io

I/O port

mc

MCLR

Uppercase letters and their meanings:

S

F

Fall

H

High

I

Invalid (High-Impedance)

L

Low

I2C only

AA

output access

BUF

Bus free

TCC:ST (I2C specifications only)

CC

HD

Hold

ST

DAT

DATA input hold

STA

Start condition

3. TCC:ST

4. Ts

T

osc

rd

rw

sc

ss

t0

t1

wr

P

R

V

Z

High

Low

SU

STO

(I2C specifications only)

(I2C specifications only)

Time

OSC1

RD

RD or WR

SCK

SS

T0CKI

T13CKI

WR

Period

Rise

Valid

High-Impedance

High

Low

Setup

Stop condition

© 2007 Microchip Technology Inc.

Preliminary

DS39761B-page 433

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