pca9564 NXP Semiconductors, pca9564 Datasheet - Page 10

• Manufacturer Part Number: pca9564
• Description: Parallel Bus To I2c-bus Controller
• Manufacturer: NXP Semiconductors

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Philips Semiconductors
2006 Sep 01
Parallel bus to I
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RECEPTION OF THE OWN SLAVE ADDRESS
AND ONE OR MORE DATA BYTES
ALL ARE ACKNOWLEDGED.
LAST DATA BYTE RECEIVED IS
NOT ACKNOWLEDGED
ARBITRATION LOST AS MST AND
ADDRESSED AS SLAVE
RECEPTION OF THE
OWN SLAVE ADDRESS
AND TRANSMISSION
OF ONE OR MORE
DATA BYTES
n
ARBITRATION LOST AS MST
AND ADDRESSED AS SLAVE
Data
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DATA
n
THIS NUMBER (CONTAINED IN I2CSTA) CORRESPONDS TO A DEFINED STATE OF THE I
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A
THIS NUMBER (CONTAINED IN I2CSTA) CORRESPONDS TO A DEFINED STATE OF THE I
FROM MASTER TO SLAVE
A
FROM SLAVE TO MASTER
FROM MASTER TO SLAVE
FROM SLAVE TO MASTER
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ANY NUMBER OF DATA BYTES AND THEIR ASSOCIATED ACKNOWLEDGE BITS
ANY NUMBER OF DATA BYTES AND THEIR ASSOCIATED ACKNOWLEDGE BITS
2
S
C-bus controller
SLA
Figure 5. Format and states of the slave transmitter mode
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Figure 4. Format and states in the slave receiver mode
S
R
SLA
A8H
B0H
A
A
W
DATA
10
LAST DATA BYTE TRANSMITTED.
SWITCHED TO NOT ADDRESSED
SLAVE (AA BIT IN I2CCON = “0”)
68H
60H
A
A
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P or S
2
F8
C BUS. SEE TABLE 4.
A
B8H
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DATA
2
C BUS. SEE TABLE 5.
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ON STOP
DATA
80H
A
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C0H
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A
C8H
A
DATA
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SLA
ON STOP
P or S
F8H
All “1”s
80H
88H
A
A
PCA9564
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Product data sheet
SW00814
ON STOP
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SW00815
P or S
P or S
F8H
A0H
ON STOP
P or S
F8H