PCF8583BS NXP [NXP Semiconductors], PCF8583BS Datasheet - Page 18

• Manufacturer Part Number: PCF8583BS
• Description: Clock and calendar with 240 x 8-bit RAM
• Manufacturer: NXP [NXP Semiconductors]

NXP Semiconductors
PCF8583
Product data sheet
Fig 19. Master reads after setting word address (write word address; READ data)
(1) At this moment master transmitter becomes master receiver and PCF8583 slave receiver becomes slave transmitter.
S
SLAVE ADDRESS
acknowledgement
Fig 20. Master reads slave immediately after first byte (READ mode)
R/W
from slave
0 A
REGISTER ADDRESS A
S
SLAVE ADDRESS
All information provided in this document is subject to legal disclaimers.
acknowledgement
Rev. 06 — 6 October 2010
from slave
acknowledgement
R/W
from slave
1 A
S
SLAVE ADDRESS
n bytes
DATA
(1)
Clock and calendar with 240 x 8-bit RAM
acknowledgement
register address
auto increment
acknowledgement
from master
from slave
R/W
1
A
A
last byte
n bytes
DATA
DATA
last byte
memory register address
DATA
memory register address
no acknowledgement
register address
acknowledgement
auto increment
auto increment
no acknowledgement
auto increment
from master
from slave
PCF8583
© NXP B.V. 2010. All rights reserved.
from master
013aaa347
A
1
1
013aaa041
P
P
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