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Figure 35. Format and State in the Slave Receiver Mode<br />
4289A–8051–09/03<br />
Reception of the own<br />
slave address and one or<br />
more data bytes. All are<br />
acknowledged.<br />
Last data byte received<br />
is not acknowledged.<br />
Arbitration lost as master<br />
and addressed as slave<br />
Reception of the general call<br />
address and one or more data<br />
bytes.<br />
Last data byte received is<br />
not acknowledged.<br />
Arbitration lost as master and<br />
addressed as slave by general call<br />
From master to slave<br />
From slave to master<br />
<strong>AT89C51ID2</strong><br />
S SLA W A <strong>Data</strong> A <strong>Data</strong> A P or S<br />
60h<br />
A<br />
68h<br />
80h 80h A0h<br />
A<br />
88h<br />
P or S<br />
General Call A <strong>Data</strong> A <strong>Data</strong> A P or S<br />
<strong>Data</strong> A<br />
n<br />
70h 90h 90h A0h<br />
A<br />
78h<br />
A<br />
98h<br />
P or S<br />
Any number of data bytes and their associated<br />
acknowledge bits<br />
This number (contained in SSCS) corresponds<br />
to a defined state of the 2-wire bus<br />
91
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