Table 31, Pca9665 – NXP Semiconductors PCA9665 User Manual
Page 27
PCA9665_2
© NXP B.V. 2006. All rights reserved.
Product data sheet
Rev. 02 — 7 December 2006
27 of 91
NXP Semiconductors
PCA9665
Fm+ parallel bus to I
2
C-bus controller
Table 31.
Slave Receiver Byte mode (MODE = 0)
Status
code
(I2CSTA)
Status of the
I
2
C-bus and the
PCA9665
Application software response
Next action taken by the
PCA9665
To/from I2CDAT
To I2CCON
STA STO SI
AA
MODE
60h
Own SLA+W has
been received; ACK
has been returned
No I2CDAT action
or
X
X
0
0
0
Data byte will be received and
NACK will be returned
no I2CDAT action
X
X
0
1
0
Data byte will be received and ACK
will be returned
68h
Arbitration lost in
SLA+R/W as
master; Own
SLA+W has been
received, ACK has
been returned
No I2CDAT action
or
X
X
0
0
0
Data byte will be received and
NACK will be returned
no I2CDAT action
X
X
0
1
0
Data byte will be received and ACK
will be returned
D0h
General Call
address (00h) has
been received; ACK
has been returned.
No I2CDAT action
or
X
X
0
0
0
Data byte will be received and
NACK will be returned.
no I2CDAT action
X
X
0
1
0
Data byte will be received and ACK
will be returned.
D8h
Arbitration lost in
SLA = R/W as
master; General Call
address has been
received; ACK bit
has been returned.
No I2CDAT action
or
X
X
0
0
0
Data byte will be received and
NACK will be returned.
no I2CDAT action
X
X
0
1
0
Data byte will be received and ACK
will be returned.
80h
Previously
addressed with own
slave address; DATA
has been received;
ACK has been
returned
Read data byte or
X
X
0
0
0
Data byte will be received and
NACK will be returned
read data byte
X
X
0
1
0
Data byte will be received and ACK
will be returned
88h
Previously
addressed with own
slave address; DATA
byte has been
received; NACK has
been returned
Read data byte or
0
X
0
0
0
Switched to not addressed slave
mode; no recognition of own SLA or
General Call address
read data byte or
0
X
0
1
0
Switched to not addressed slave
mode; Own slave address will be
recognized; General Call address
will be recognized if GC = 1.
read data byte or
1
X
0
0
0
Switched to not addressed slave
mode; no recognition of own slave
address or General Call address. A
START condition will be transmitted
when the bus becomes free
read data byte
1
X
0
1
0
Switched to not addressed slave
mode; Own slave address will be
recognized; General Call will be
recognized if GC = 1. A START
condition will be transmitted when
the bus becomes free.