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PCA9564 Datasheet(PDF) 12 Page - NXP Semiconductors

Part # PCA9564
Description  Parallel bus to I2C-bus controller
PDF  32 Pages
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Manufacturer  PHILIPS [NXP Semiconductors]
Direct Link  http://www.nxp.com
Logo PHILIPS - NXP Semiconductors

PCA9564 Datasheet(HTML) 12 Page - NXP Semiconductors

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Philips Semiconductors
Product data sheet
PCA9564
Parallel bus to I2C-bus controller
2006 Sep 01
12
Table 3.
Master Receiver Mode
STATUS
STATUS OF THE
APPLICATION SOFTWARE RESPONSE
STATUS
CODE
(I2CSTA)
STATUS OF THE
I2C BUS AND
SIO HARDWARE
TO/FROM I2CDAT
TO I2CCON
NEXT ACTION TAKEN BY SIO HARDWARE
(I2CSTA)
SIO HARDWARE
TO/FROM I2CDAT
STA
STO
SI
AA
08H
A START condition has
been transmitted
Load SLA+R
X
X
0
X
SLA+R will be transmitted;
ACK bit will be received
10H
A repeated START
diti
h
b
Load SLA+R or
X
X
0
X
As above
condition has been
transmitted
Load SLA+W
X
X
0
X
SLA+W will be transmitted;
SIO will be switched to MST/TRX mode
38H
Arbitration lost in
NOT ACK bit
No I2CDAT action or
0
0
0
X
I2C-bus will be released;
SIO will enter a slave mode
No I2CDAT action
1
0
0
X
A START condition will be transmitted when the
bus becomes free
40H
SLA+R has been
transmitted; ACK has
bi
d
No I2CDAT action or
0
0
0
0
Data byte will be received;
NOT ACK bit will be returned
been received
no I2CDAT action
0
0
0
1
Data byte will be received;
ACK bit will be returned
48H
SLA+R has been
t
itt d NOT ACK
No I2CDAT action or
1
0
0
X
Repeated START condition will be transmitted
transmitted; NOT ACK
has been received
no I2CDAT action or
0
1
0
X
STOP condition will be transmitted;
STO flag will be reset
no I2CDAT action
1
1
0
X
STOP condition followed by a
START condition will be transmitted;
STO flag will be reset
50H
Data byte has been
received; ACK has been
d
Read data byte or
0
0
0
0
Data byte will be received;
NOT ACK bit will be returned
returned
read data byte
0
0
0
1
Data byte will be received;
ACK bit will be returned
58H
Data byte has been
i
d NOT ACK h
Read data byte or
1
0
0
X
Repeated START condition will be transmitted
received; NOT ACK has
been returned
read data byte or
0
1
0
X
STOP condition will be transmitted;
STO flag will be reset
read data byte
1
1
0
X
STOP condition followed by a
START condition will be transmitted;
STO flag will be reset
38H
Arbitration lost in
SLA+R
No I2CDAT action or
0
0
0
X
I2C-bus will be released;
not addressed slave will be entered
No I2CDAT action
1
0
0
X
A START condition will be transmitted when the
bus becomes free



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