PCF8593 datasheet(18/28 Pages) PHILIPS

18 / 28 page

1997 Mar 25

Philips Semiconductors

Product speciﬁcation

Low power clock/calendar

PCF8593

Fig.19 Master reads after setting word address (write word address, READ data).

handbook, full pagewidth

SLAVE ADDRESS

WORD ADDRESS

SLAVE ADDRESS

acknowledgement

from slave

acknowledgement

from slave

acknowledgement

from slave

R/W

acknowledgement

from master

DATA

auto increment

memory word address

MBD823

no acknowledgement

from master

DATA

auto increment

memory word address

last byte

R/W

n bytes

at this moment master -

transmitter becomes

master - receiver and

PCF8593 slave - receiver

becomes slave - transmitter

Fig.20 Master reads slave immediately after first byte (READ mode).

handbook, full pagewidth

SLAVE ADDRESS

DATA

acknowledgement

from slave

acknowledgement

from slave

acknowledgement

from slave

R/W

auto increment

word address

MBD824

auto increment

word address

n bytes

last bytes

PCF8593 Datasheet(PDF) 18 Page - NXP Semiconductors

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