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PCF85116-3 Datasheet(PDF) 9 Page - NXP Semiconductors

Part No. PCF85116-3
Description  2048 x 8-bit CMOS EEPROM with I2C-bus interface
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Manufacturer  PHILIPS [NXP Semiconductors]
Direct Link  http://www.nxp.com
Logo PHILIPS - NXP Semiconductors

PCF85116-3 Datasheet(HTML) 9 Page - NXP Semiconductors

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Philips Semiconductors
PCF85116-3
2048
× 8-bit CMOS EEPROM with I2C-bus interface
Product data
Rev. 04 — 25 October 2004
9 of 21
9397 750 14217
© Koninklijke Philips Electronics N.V. 2004. All rights reserved.
Fig 7.
Master reads PCF85116-3 slave after setting word address (write word address; read data);
sequential read.
S1 0 1 0
0
B1
B2
B3
A
WORD ADDRESS
A
A
acknowledge
from slave
acknowledge
from slave
acknowledge
from slave
R/W
acknowledge
from master
A
DATA
auto increment
word address
 === '!
P
no acknowledge
from master
1
DATA
auto increment
word address
last byte
R/W
S1
B1
B2
B3
n bytes
at this moment master
transmitter becomes
master receiver and
EEPROM slave receiver
becomes slave transmitter
SLAVE ADDRESS
SLAVE ADDRESS
10 1 0
Fig 8.
Master reads PCF85116-3 immediately after first byte (read mode); current address read.
S
1
B1
B2
B3
A
DATA
A1
DATA
acknowledge
from slave
acknowledge
from master
no acknowledge
from master
R/W
auto increment
word address
002aaa294
auto increment
word address
n bytes
last bytes
P
SLAVE ADDRESS
10 1 0


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