UM10375 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2011. All rights reserved.
User manual Rev. 3 — 14 June 2011 234 of 368
NXP Semiconductors
UM10375
Chapter 13: LPC13xx I2C-bus controller
0x98 Previously addressed
with General Call;
DATA byte has been
received; NOT ACK
has been returned.
Read data byte or 0 0 0 0 Switched to not addressed SLV mode; no
recognition of own SLA or General call
address.
Read data byte or 0 0 0 1 Switched to not addressed SLV mode;
Own SLA will be recognized; General call
address will be recognized if
I2ADR[0] = logic 1.
Read data byte or 1 0 0 0 Switched to not addressed SLV mode; no
recognition of own SLA or General call
address. A START condition will be
transmitted when the bus becomes free.
Read data byte 1 0 0 1 Switched to not addressed SLV mode;
Own SLA will be recognized; General call
address will be recognized if
I2ADR[0] = logic 1. A START condition
will be transmitted when the bus becomes
free.
0xA0 A STOP condition or
Repeated START
condition has been
received while still
addressed as
SLV/REC or
SLV/TRX.
No STDAT action
or
0 0 0 0 Switched to not addressed SLV mode; no
recognition of own SLA or General call
address.
No STDAT action
or
0 0 0 1 Switched to not addressed SLV mode;
Own SLA will be recognized; General call
address will be recognized if
I2ADR[0] = logic 1.
No STDAT action
or
1 0 0 0 Switched to not addressed SLV mode; no
recognition of own SLA or General call
address. A START condition will be
transmitted when the bus becomes free.
No STDAT action 1 0 0 1 Switched to not addressed SLV mode;
Own SLA will be recognized; General call
address will be recognized if
I2ADR[0] = logic 1. A START condition
will be transmitted when the bus becomes
free.
Table 237. Slave Receiver mode
…continued
Status
Code
(I2CSTAT)
Status of the I
2
C-bus
and hardware
Application software response Next action taken by I
2
C hardware
To/From I2DAT To I2CON
STA STO SI AA
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