SPRUJG7 May   2025

 

  1.   1
  2.   Description
  3.   Features
  4.   4
  5. 1Evaluation Module Overview
    1. 1.1 Introduction
      1. 1.1.1 Important Usage Notes
    2. 1.2 Kit Contents
    3. 1.3 Specification
    4. 1.4 Device Information
  6. 2Hardware
    1. 2.1 System Components
      1. 2.1.1 System Components Top
      2. 2.1.2 System Components Bottom
    2. 2.2 Power Requirements
    3. 2.3 Setup
    4. 2.4 Header Information
      1. 2.4.1 Connector Pinout
      2. 2.4.2 Debug Connector Pinouts
    5. 2.5 Interfaces
    6. 2.6 Switch Information
    7. 2.7 Indicator LED
    8. 2.8 Test Points
  7. 3Software
  8. 4Hardware Design Files
  9. 5References
  10. 6Trademarks
  11. 7Revision History

2.7 Indicator LED

Multiple LEDs are used to provide quick visual indication of the operating state of the TAS67CD-AEC. See the Figure 2-9 figure for all LED locations and Table 2-9 for all LED state definitions.

TAS67CD-AEC TAS67CD-AEC Indicator LED Locations Figure 2-9 TAS67CD-AEC Indicator LED Locations

Table 2-9 Indicator LED Definitions
Function Grouping Reference Designator Description
Power Enabled Indicators D5 VDDIO - Digital I/O Power Power Enabled
  • Lit: VDDIO enabled
  • Unlit: VDDIO not enabled
D6 PVDD - Amplifier Power Power Enabled
  • Lit: PVDD enabled
  • Unlit: PVDD not enabled
Reset Indicators D11 System PORZ State Indicator
  • Lit: PORZ high - system out of reset
  • Unlit: PORZ low - system held in reset
TAS0 (U7) Indicators D8 Standby (STBY#) state indicator
  • Lit: TAS67x in standby
  • Unlit: TAS67x not in standby (normal operating state)
D9 Fault (FAULT#) state indicator
  • Lit: TAS67x in fault state
  • Unlit: TAS67x not in fault (normal operating state)
D10 Power-Down (PD#) state indicator
  • Lit: TAS67x in power down
  • Unlit: TAS67x out of power down (normal operating state)
TAS1 (U5) Indicators D1 Standby (STBY#) state indicator
  • Lit: TAS67x in standby
  • Unlit: TAS67x not in standby (normal operating state)
D2 Fault (FAULT#) state indicator
  • Lit: TAS67x in fault state
  • Unlit: TAS67x not in fault (normal operating state)
D3 Power-Down (PD#) state indicator
  • Lit: TAS67x in power down
  • Unlit: TAS67x out of power down (normal operating state)