Datasheet

SAM9G45 [DATASHEET]
Atmel-6438O-ATARM-SAM9G45-Datasheet_08-Dec-15
1066
42.8.5 AC97 Controller Codec Channel Transmit Holding Register
Name: AC97C_COTHR
Address: 0xFFFAC044
Access:Write-only
• READ: Read-write Command
0: Write operation to the CODEC register indexed by the CADDR address.
1: Read operation to the CODEC register indexed by the CADDR address.
This flag is sent during the second AC97 frame slot
• CADDR: CODEC Control Register Index
Data sent to the CODEC in the second AC97 frame slot.
• CDATA: Command Data
Data sent to the CODEC in the third AC97 frame slot (Slot 2).
31 30 29 28 27 26 25 24
––––––––
23 22 21 20 19 18 17 16
READ CADDR
15 14 13 12 11 10 9 8
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