pca9564 NXP Semiconductors, pca9564 Datasheet - Page 11

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

Philips Semiconductors
Table 2.
2006 Sep 01
(I2CSTA)
(I2CSTA)
STATUS
STATUS
CODE
Parallel bus to I
08H
10H
18H
20H
28H
30H
38H
A START condition has
been transmitted
A repeated START
condition has been
transmitted
SLA+W has been
transmitted; ACK has
b
been received
SLA+W has been
transmitted; NOT ACK
h
has been received
Data byte in I2CDAT
has been transmitted;
ACK h
ACK has been received
Data byte in I2CDAT
has been transmitted;
NOT ACK h
NOT ACK has been
received
received
Arbitration lost in
SLA+W or
D
Data bytes
Master Transmitter Mode
STATUS OF THE
STATUS OF THE
SIO HARDWARE
SIO HARDWARE
diti
b
I
b
2
C BUS AND
b
h
i
d
b
i
b
2
d
C-bus controller
i
d
Load SLA+W
Load SLA+W or
Load SLA+R
Load data byte or
no I2CDAT action or
no I2CDAT action or
no I2CDAT action
Load data byte or
no I2CDAT action or
no I2CDAT action or
no I2CDAT action
Load data byte or
no I2CDAT action or
no I2CDAT action or
no I2CDAT action
Load data byte or
no I2CDAT action or
no I2CDAT action or
no I2CDAT action
No I2CDAT action or
No I2CDAT action
TO/FROM I2CDAT
TO/FROM I2CDAT
APPLICATION SOFTWARE RESPONSE
STA
X
X
X
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
TO I2CCON
11
STO
X
X
X
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
SI
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
AA
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
SLA+W will be transmitted;
ACK bit will be received
As above
SLA+R will be transmitted;
SIO will be switched to MST/REC mode
Data byte will be transmitted;
ACK bit will be received
Repeated START will be transmitted;
STOP condition will be transmitted;
STO flag will be reset
STOP condition followed by a
START condition will be transmitted;
STO flag will be reset
Data byte will be transmitted;
ACK bit will be received
Repeated START will be transmitted;
STOP condition will be transmitted;
STO flag will be reset
STOP condition followed by a
START condition will be transmitted;
STO flag will be reset
Data byte will be transmitted;
ACK bit will be received
Repeated START will be transmitted;
STOP condition will be transmitted;
STO flag will be reset
STOP condition followed by a
START condition will be transmitted;
STO flag will be reset
Data byte will be transmitted;
ACK bit will be received
Repeated START will be transmitted;
STOP condition will be transmitted;
STO flag will be reset
STOP condition followed by a
START condition will be transmitted;
STO flag will be reset
I
not addressed slave will be entered
A START condition will be transmitted when the
bus becomes free (STOP or SCL and SDA high)
2
C-bus will be released;
NEXT ACTION TAKEN BY SIO HARDWARE
PCA9564
Product data sheet