SLOU560 July   2022 TAS2781

 

  1.   Abstract
  2.   Trademarks
  3. 1Description
  4. 2Specifications
    1. 2.1 Power Supply Configurations
  5. 3Device Configuration
    1. 3.1 Jumper Settings
    2. 3.2 Test Points
  6. 4Software
    1. 4.1 PPC3 Overview
    2. 4.2 Device Control Panel
    3. 4.3 Register Map
    4. 4.4 Direct I2C
  7. 5Mono Setup Quick Start
  8. 6Digital Audio Interfaces
  9. 7EVM Schematics
  10. 8Schematic and Layout Guidelines
  11. 9Bill of Materials

3.2 Test Points

TAS2781EVM provides several test points for debugging and analysis purposes, Table 3-2 lists these test points along with a brief description of each signal.

Table 3-2 Test Points
NameSignal NameDescription
TP1

SDz

Shutdown signal, pull-down externally to shutdown TAS2781

TP2IRQzInterrupt signal, pull-down by TAS2781 for signaling
TP3SBCLKBit clock for TDM interface
TP4SDINData in for TDM interface
TP5SDOUTData out for TDM interface
TP6FSYNCFrame sync for TDM interface
TP7SCLClock for I2C interface
TP8SDAData for I2C interface
TP10 - TP17GNDGND reference