LC89091JA Datasheet, PDF (20/30 Pages) ON Semiconductor – Digital Audio Interface Receiver

LC89091JA
9.5 Slave-address
 The Slave-address inputs after the Start condition.
 The Slave-address is configured with the upper 7-bits. Data of the upper 5-bits is Device code that is input "00100".
The next 2-bits are Device address that is input "10".
 When the R/W bit is "1", the READ instruction is executed, and when it is "0", the WRITE instruction is executed.
Device code
Device address
0
0
1
0
0
1*
0* R/W
Slave address
Figure 9.3: Slave-address Configuration
9.6 Register-address
 After transmitting 1 byte of data containing Slave-address, Register-address is set up from next byte.
Register address
0
0
0
0
0
A2 A1 A0
Figure 9.4: Register-address Configuration
9.7 Control Data
 The control data inputs after Register-address transmission.
 The control data (D7 to D0) is configured with MSB first.
Control data
D7 D6 D5 D4 D3 D2 D1 D0
Figure 9.5: Control Data Configuration
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