ADAU1977WBCPZ-R7 datasheet(46/64 Pages) AD

46 / 64 page

ADAU1977

Data Sheet

Rev. A | Page 46 of 64

SERIAL OUTPUT DRIVE AND OVERTEMPERATURE PROTECTION CONTROL REGISTER

Address: 0x09, Reset: 0xF0, Name: SAI_OVERTEMP

Table 35. Bit Descriptions for SAI_OVERTEMP

Bits

Bit Name

Settings

Description

Reset

Access

SAI_DRV_C4

Channel 4 Serial Output Drive Enable.

0x1

Channel Not Driven on Serial Output Port

Channel Driven on Serial Output Port; Slot Determined by CMAP

SAI_DRV_C3

Channel 3 Serial Output Drive Enable.

0x1

Channel Not Driven on Serial Output Port

Channel Driven on Serial Output Port; Slot Determined by CMAP

SAI_DRV_C2

Channel 2 Serial Output Drive Enable.

0x1

Channel Not Driven on Serial Output Port

Channel Driven on Serial Output Port; Slot Determined by CMAP

SAI_DRV_C1

Channel 1 Serial Output Drive Enable.

0x1

Channel Not Driven on Serial Output Port

Channel Driven on Serial Output Port; Slot Determined by CMAP

DRV_HIZ

Select Whether to Tristate Unused SAI Channels or to Actively Drive These

Data Slots.

0x0

Unused Outputs Driven Low

Unused Outputs High-Z

OT_MCRV

Overtemperature Manual Recovery Attempt.

0x0

Normal Operation

Attempt Manual Overtemperature Recovery

OT_RCVR

Overtemperature Manual Recovery.

0x0

Automatic Recovery from Overtemperature Fault

Manual Recovery from Overtemperature Fault, Must Set OT_MCRV Register

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