pca9665 NXP Semiconductors, pca9665 Datasheet - Page 30

• Manufacturer Part Number: pca9665
• Description: Fm+ Parallel Bus To I2c-bus Controller
• Manufacturer: NXP Semiconductors

NXP Semiconductors
Table 32.
PCA9665_2
Product data sheet
Status
code
(I2CSTA)
A8h
B0h
B8h
C0h
C8h
Status of the
I
PCA9665
Own SLA+R has
been received; ACK
has been returned
Arbitration lost in
SLA+R/W as
master; Own SLA+R
has been received,
ACK has been
returned
Data byte in I2CDAT
has been
transmitted; ACK
has been received
Data byte in I2CDAT
has been
transmitted; NACK
has been received
Last data byte in
I2CDAT has been
transmitted (AA = 0);
ACK has been
received
Slave Transmitter Byte mode (MODE = 0)
2
C-bus and the
Application software response
To/from I2CDAT To I2CCON
Load data byte
or
load data byte
Load data byte
or
load data byte
Load data byte
or
load data byte
No I2CDAT
action or
no I2CDAT
action or
no I2CDAT
action or
no I2CDAT
action
No I2CDAT
action or
no I2CDAT
action or
no I2CDAT
action or
no I2CDAT
action
Rev. 02 — 7 December 2006
STA STO SI AA MODE
X
X
X
X
X
X
0
0
1
1
0
0
1
1
X
X
X
X
X
X
X
X
X
X
X
X
X
X
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Fm+ parallel bus to I
Next action taken by PCA9665
Last data byte will be transmitted and
ACK/NACK bit will be received
Data byte will be transmitted;
ACK/NACK will be received
Last data byte will be transmitted and
ACK/NACK bit will be received
Data byte will be transmitted;
ACK bit will be received
Last data byte will be transmitted and
ACK/NACK bit will be received
Data byte will be transmitted;
ACK/NACK bit will be received
Switched to not addressed slave mode;
no recognition of own slave address.
General Call address recognized if
GC = 1.
Switched to slave mode; Own slave
address will be recognized. General
Call address recognized if GC = 1.
Switched to not addressed slave mode;
no recognition of own slave address.
General Call address recognized if
GC = 1. A START condition will be
transmitted when the bus becomes free
Switched to slave mode; Own slave
address will be recognized. General
Call address recognized if GC = 1. A
START condition will be transmitted
when the bus becomes free.
Switched to not addressed slave mode;
no recognition of own slave address.
General Call address recognized if
GC = 1.
Switched to slave mode; Own slave
address will be recognized. General
Call address recognized if GC = 1.
Switched to not addressed slave mode;
no recognition of own slave address.
General Call address recognized if
GC = 1. A START condition will be
transmitted when the bus becomes free
Switched to slave mode; Own slave
address will be recognized. General
Call address recognized if GC = 1. A
START condition will be transmitted
when the bus becomes free.
PCA9665
© NXP B.V. 2006. All rights reserved.
2
C-bus controller
30 of 91