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© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
User manual Rev. 02 — 23 May 2005 80 of 133
Philips Semiconductors
UM10109
P89LPC932A1 User manual
50h Data byte has
been received;
ACK has been
returned
Read data byte 0 0 0 0 Data byte will be received; NOT ACK
bit will be returned
read data byte 0 0 0 1 Data byte will be received; ACK bit
will be returned
58h Data byte has
been received;
NACK has been
returned
Read data byte or 1 0 0 x Repeated START will be transmitted;
read data byte or 0 1 0 x STOP condition will be transmitted;
STO flag will be reset
read data byte 1 1 0 x STOP condition followed by a START
condition will be transmitted; STO
flag will be reset
Table 69: Master Receiver mode
…continued
Status code
(I2STAT)
Status of the I
2
C
hardware
Application software response Next action taken by I
2
C hardware
to/from I2DAT to I2CON
STA STO SI STA
Table 70: Slave Receiver mode
Status code
(I2STAT)
Status of the I
2
C
hardware
Application software response Next action taken by I
2
C hardware
to/from I2DAT to I2CON
STA STO SI AA
60H Own SLA+W has
been received;
ACK has been
received
no I2DAT action orx000Data byte will be received and NOT
ACK will be returned
no I2DAT action x001Data byte will be received and ACK
will be returned
68H Arbitration lost in
SLA+R/Was
master; Own
SLA+W has been
received, ACK
returned
No I2DAT action
or
x000Data byte will be received and NOT
ACK will be returned
no I2DAT action x001Data byte will be received and ACK
will be returned
70H General call
address(00H) has
been received,
ACK has been
returned
No I2DAT action
or
x000Data byte will be received and NOT
ACK will be returned
no I2DAT action x001Data byte will be received and ACK
will be returned
78H Arbitration lost in
SLA+R/W as
master; General
call address has
been received,
ACK bit has been
returned
no I2DAT action orx000Data byte will be received and NOT
ACK will be returned
no I2DAT action x001Data byte will be received and ACK
will be returned
80H Previously
addressed with
own SLA address;
Data has been
received; ACK
has been returned
Read data byte orx000Data byte will be received and NOT
ACK will be returned
read data bytex001Data byte will be received; ACK bit
will be returned