Cirrus Logic CS42528 - Manual (Page 71)

DS586F2 71
CS42528
following table. It is recommended that in this mode the remaining functional bits be set to 0.
GPO, Drive High - If the pin is configured as a general-purpose output, the functional bits are ignored
and the pin is driven high. It is recommended that in this mode all the functional bits be set to 0.
6.29 Q-Channel Subcode Bytes 0 to 9 (addresses 30h to 39h) (Read Only)
These ten registers contain the decoded Q-channel subcode data.
6.30 C-Bit or U-Bit Data Buffer (addresses 3Ah to 51h) (Read Only)
Either channel status data buffer E or user data buffer E is accessible through these register addresses.
Function1 Function0 GPOx Driver Type
0 0 Drive Low CMOS
1 1 OVFL R or L Open Drain
7 6 5 4 3 2 1 0
Address3 Address2 Address1 Address0 Control3 Control2 Control1 Control0
Track7 Track6 Track5 Track4 Track3 Track2 Track1 Track0
Index7 Index6 Index5 Index4 Index3 Index2 Index1 Index0
Minute7 Minute6 Minute5 Minute4 Minute3 Minute2 Minute1 Minute0
Second7 Second6 Second5 Second4 Second3 Second2 Second1 Second0
Frame7 Frame6 Frame5 Frame4 Frame3 Frame2 Frame1 Frame0
Zero7 Zero6 Zero5 Zero4 Zero3 Zero2 Zero1 Zero0
A.Minute7 A.Minute6 A.Minute5 A.Minute4 A.Minute3 A.Minute2 A.Minute1 A.Minute0
A.Second7 A.Second6 A.Second5 A.Second4 A.Second3 A.Second2 A.Second1 A.Second0
A.Frame7 A.Frame6 A.Frame5 A.Frame4 A.Frame3 A.Frame2 A.Frame1 A.Frame0
7 6 5 4 3 2 1 0
CU Buffer7 CU Buffer6 CU Buffer5 CU Buffer4 CU Buffer3 CU Buffer2 CU Buffer1 CU Buffer0