PCF85116-3T/01 查看數據表（PDF） - Philips Electronics
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PCF85116-3T/01 Datasheet PDF : 21 Pages
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Philips Semiconductors
PCF85116-3
2048 × 8-bit CMOS EEPROM with I2C-bus interface
acknowledge
from slave
acknowledge
from slave
acknowledge
from slave
acknowledge
from master
S 1 0 1 0 B3 B2 B1 0 A
WORD ADDRESS
A
S
1 0 1 0 B3 B2 B1 1 A
SLAVE ADDRESS
R/W
SLAVE ADDRESS
R/W
at this moment master
transmitter becomes
master receiver and
EEPROM slave receiver
becomes slave transmitter
DATA
A
n bytes
auto increment
word address
no acknowledge
from master
DATA
1
P
=== '!
last byte
auto increment
word address
Fig 7. Master reads PCF85116-3 slave after setting word address (write word address; read data);
sequential read.
acknowledge
from slave
acknowledge
from master
no acknowledge
from master
S 1 0 1 0 B3 B2 B1 1 A
DATA
A
DATA
1P
SLAVE ADDRESS
R/W
n bytes
auto increment
word address
last bytes
auto increment
word address
002aaa294
Fig 8. Master reads PCF85116-3 immediately after first byte (read mode); current address read.
9397 750 14217
Product data
Rev. 04 — 25 October 2004
© Koninklijke Philips Electronics N.V. 2004. All rights reserved.
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