參數(shù)資料
型號： PCA9665N
廠商： NXP SEMICONDUCTORS
元件分類： 總線控制器
英文描述： Fm+ parallel bus to I2C-bus controller
中文描述： I2C BUS CONTROLLER, PDIP20
封裝： 0.300 INCH, PLASTIC, MS-001, SOT146-1, DIP-20
文件頁數(shù)： 30/91頁
文件大小： 372K
代理商： PCA9665N
PCA9665_2
NXP B.V. 2006. All rights reserved.
Product data sheet
Rev. 02 — 7 December 2006
30 of 91
NXP Semiconductors
PCA9665
Fm+ parallel bus to I
2
C-bus controller
Table 32.
Status
code
(I2CSTA)
Slave Transmitter Byte mode (MODE = 0)
Status of the
I
2
C-bus and the
PCA9665
Application software response
To/from I2CDAT
Next action taken by PCA9665
To I2CCON
STA
X
STO SI
X
AA MODE
0
0
A8h
Own SLA+R has
been received; ACK
has been returned
Load data byte
or
load data byte
0
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
X
X
0
1
0
B0h
Arbitration lost in
SLA+R/W as
master;OwnSLA+R
has been received,
ACK has been
returned
Data byte in I2CDAT
has been
transmitted; ACK
has been received
Load data byte
or
load data byte
X
X
0
0
0
X
X
0
1
0
B8h
Load data byte
or
load data byte
X
X
0
0
0
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.
X
X
0
1
0
C0h
Data byte in I2CDAT
has been
transmitted; NACK
has been received
No I2CDAT
action or
0
X
0
0
0
no I2CDAT
action or
0
X
0
1
0
no I2CDAT
action or
1
X
0
0
0
no I2CDAT
action
1
X
0
1
0
C8h
Last data byte in
I2CDAT has been
transmitted (AA = 0);
ACK has been
received
No I2CDAT
action or
0
X
0
0
0
no I2CDAT
action or
0
X
0
1
0
no I2CDAT
action or
1
X
0
0
0
no I2CDAT
action
1
X
0
1
0
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