PNX17XX Datasheet, PDF (773/832 Pages) NXP Semiconductors – Connected Media Processor

Philips Semiconductors
Volume 1 of 1
PNX17xx Series
Chapter 25: I²C Interface
Table 5: Status Codes …Continued
Status
Code
STA
Bus/Module
Status
Application Software Response
To CON
To/From DAT STA STO SI
0x20
SLA+W has been Load data byte 0
0
0
transmitted; NOT
ACK has been
received
no DAT action 1
0
0
no DAT action 0
1
0
no DAT action 1
1
0
0x28
Data byte in DAT Load data byte 0
0
0
has been
transmitted; ACK
has been received
no DAT action
1
0
0
no DAT action 0
1
0
no DAT action 1
1
0
0x30
Data byte in DAT Load data byte 0
0
0
has been
transmitted; NOT
ACK has been
no DAT action 1
0
0
received
no DAT action 0
1
0
no DAT action 1
1
0
0x38
Arbitration lost in No DAT action 0
0
0
the SLA+R/W or
Data bytes
No DAT action 1
0
0
0x40
SLA+R has been No DAT action 0
0
0
transmitted; ACK
has been received _{No DAT action 0}
0
0
0x48
SLA+R has been No DAT action 1
0
0
transmitted; NOT
ACK has been
received
No DAT action 0
1
0
No DAT action 1
1
0
0x50
Data byte has
Read data
0
0
0
been received; byte
ACK has been
Read data
0
0
0
returned
byte
AA Next Action Taken
X Data byte will be transmitted; ACK bit will be
received.
X Repeat START will be transmitted.
X STOP condition will be transmitted; STOP
flag will be reset.
X STOP condition followed by a START
condition will be transmitted; STO flag will
be reset.
X Data byte will be transmitted; ACK bit will be
received
X Repeat START will be transmitted.
X STOP condition will be transmitted; STOP
flag will be reset.
X STOP condition followed by a START
condition will be transmitted; STO flag will
be reset.
X Data byte will be transmitted; ACK bit will be
received.
X Repeat START will be transmitted.
X STOP condition will be transmitted; STOP
flag will be reset.
X STOP condition followed by a START
condition will be transmitted; STO flag will
be reset.
X
I²C bus will be released; the “not
addressed” slave mode will be entered.
X A START condition will be transmitted when
the bus becomes free.
0
Data byte will be received; NOT ACK bit will
be returned.
1
Data byte will be received; ACK bit will be
returned
X Repeated START condition will be
transmitted
X STOP condition will be transmitted; STO
flag will be reset.
X STOP condition followed by a START
condition will be transmitted; STO flag will
be reset.
0
Data byte will be received; NOT ACK bit will
also been returned.
1
Data byte will be received; ACK bit will be
returned.
PNX17XX_SER_1
Preliminary data sheet
Rev. 1 — 17 March 2006
© Koninklijke Philips Electronics N.V. 2006. All rights reserved.
25-12