SPRUJE8 December   2024 AM2754-Q1

 

  1.   1
  2.   Description
  3.   Features
  4.   4
  5. 1Evaluation Module Overview
    1. 1.1 Introduction
    2. 1.2 Preface Read This First
      1. 1.2.1 Important Usage Notes
    3. 1.3 Kit Contents
    4. 1.4 Device Information
      1. 1.4.1 Security
    5. 1.5 Audio Expansion Connectors
  6. 2Hardware
    1. 2.1  Component Identification
    2. 2.2  Power Requirements
      1. 2.2.1 Power Input Using USB Type-C Connector
      2. 2.2.2 Power Status LEDs
      3. 2.2.3 Power Tree
      4. 2.2.4 Power Sequence
      5. 2.2.5 PMIC
    3. 2.3  Reset
    4. 2.4  Clock
    5. 2.5  Boot Mode Selection
    6. 2.6  Header Information
    7. 2.7  Push Buttons
    8. 2.8  Switches
    9. 2.9  Interfaces
      1. 2.9.1 Ethernet Interface
        1. 2.9.1.1 Ethernet Add-on Connectors
      2. 2.9.2 Audio Interfaces
        1. 2.9.2.1 Audio Clocking
        2. 2.9.2.2 McASP
        3. 2.9.2.3 MLB
    10. 2.10 AEC Mapping
      1. 2.10.1 Audio Expansion Connector 1
      2. 2.10.2 Audio Expansion Connector 2
    11. 2.11 Test Points
  7. 3Hardware Design Files
  8. 4Additional Information
    1. 4.1 If You need Assistance
    2. 4.2 Trademarks
  9. 5References
    1. 5.1 Reference Documents
    2. 5.2 Other TI Components Used This Design
  10. 6Revision History

2.2.2 Power Status LEDs

Multiple power-indication LEDs are provided on-board to indicate to users the output status of major supplies. The LEDs indicate power across various domains as shown in the table below.

Table 2-1 Power Status LEDs
Name Default Status Operation Function
LD1 OFF SoC_GPIO1_49 User Test LED
LD2 ON VDDR_CORE Power indicator for VDDR CORE
LD3 ON XDS Data Red LED glows during XDS110 data transaction
LD4 ON PMIC_RSTOUT Power Good indicator for PMIC
LD5 OFF XDS Power XDS Power Green LED
LD6 ON VCC_3V3_SYS Power indicator LED for VCC_3V3_SYS
LD7 OFF VCC_3V3_FT4232 FT4232 Power LED
LD9 OFF VBUS_TYPEC2 Indicator LED for Type_C USB connector 2
LD10 OFF IO_EXP_TEST_LED User Test LED for 3V3 IO expander
LD13 OFF VBUS_TYPEC2 Indicator LED for Type_C USB connector 2
LD14 OFF VMAIN_EN Power Delivery Error Indicator, Type-C connection not supplying minimum 15W (5V at 3A)
AM2754, AM2754-Q1, AM2752, AM2752-Q1 Power Status LEDs Figure 2-4 Power Status LEDs