82C931
OPTi
Table of Contents (cont.)
Page iv
912-3000-035
Revision: 2.1
4.8.3
AT&T PCM codec T7525 compatible 16-bit mono format....................................................24
4.8.4
Testing I2S format (ZV port) with Audio Precision machine.................................................24
4.8.5
Relevant MC register settings ..............................................................................................24
4.8.6
ZV-Port I2S...........................................................................................................................25
4.8.6.1
LRCLK ..................................................................................................................25
4.8.6.2
SDATA..................................................................................................................25
4.8.6.3
SCLK.....................................................................................................................26
4.8.6.4
MCLK....................................................................................................................26
4.8.7
Advanced Precision General Purpose Serial Port................................................................26
4.8.8
TDA1311 Stereo Continuous Calibration .............................................................................27
5.0
Register Descriptions.................................................................................................... 29
5.1
5.2
5.3
5.4
I/O Base Addresses..........................................................................................................................29
MCBase Register.............................................................................................................................29
SBBase Register...............................................................................................................................36
WSBase Register..............................................................................................................................37
6.0
Electrical Specifications................................................................................................ 45
6.1
6.2
6.3
6.4
6.5
6.6
Absolute Maximum Ratings.............................................................................................................45
DC Characteristics: 5.0 Volt (VCC = 5.0V ±5%, TA = 0°C to +70°C)..............................................45
General Specifications: 5.0 Volt (VCC = 5.0V ±5%, TA = 0°C to +70°C).......................................46
Pin Specifications - Analog (VCC = 5.0V, 25×C) ............................................................................47
Volume Setting..................................................................................................................................47
Analog Characteristics.....................................................................................................................47
6.6.1
Analog Inputs........................................................................................................................48
6.6.2
Analog Outputs (10kW, 25pF)..............................................................................................48
6.6.3
Volume Settings ...................................................................................................................48
6.6.4
Analog-to-Digital Converters ................................................................................................49
6.6.5
AC Timings........................................................................................................................................49
Digital-to-Analog Converters ................................................................................................49
6.7
7.0
Mechanical Packages.................................................................................................... 53