W83971D Datasheet, PDF (39/58 Pages) Winbond – AC97 AUDIO CODEC

Preliminary W83971D
11. TEST MODE OPERATION
11.1 ATE Test Mode:
PCB In-Circuit Testing of the W83971D
SDATA_OUT is sampled at the rising edge of RESET# to enter ATE test mode
SDATA_IN and BIT_CLK outputs are driven to a high impedance (Hi-Z) state
Note: this case never occurs during normal operation
11.2 Vendor Test Mode:
Vendor test mode is entered when SYNC is sampled at the rising edge of RESET# .
Note: this case never occurs during normal operation
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Publication Release Date: July 1999
Revision A1