SI53154 Datasheet, PDF (11/22 Pages) Silicon Laboratories – PCI-EXPRESS GEN 1, GEN 2, GEN 3, AND GEN 4 QUAD FANOUT BUFFER

Si53154
Bit
1
8:2
9
10
18:11
19
27:20
28
29
Table 5. Byte Read and Byte Write Protocol
Byte Write Protocol
Description
Start
Slave address–7 bits
Write
Acknowledge from slave
Command Code–8 bits
Acknowledge from slave
Data byte–8 bits
Acknowledge from slave
Stop
Bit
1
8:2
9
10
18:11
19
20
27:21
28
29
37:30
38
39
Byte Read Protocol
Description
Start
Slave address–7 bits
Write
Acknowledge from slave
Command Code–8 bits
Acknowledge from slave
Repeated start
Slave address–7 bits
Read
Acknowledge from slave
Data from slave–8 bits
NOT Acknowledge
Stop
Rev. 1.1
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