SPRUJE8C December   2024  – June 2025 AM2752-Q1 , 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  GPIO Mapping
    10. 2.10 Interfaces
      1. 2.10.1  Memory Interface
        1. 2.10.1.1 OSPI Interface
        2. 2.10.1.2 Board ID EEPROM
        3. 2.10.1.3 MMC0 Interface
        4. 2.10.1.4 HYPERRAM
      2. 2.10.2  Ethernet Interface
        1. 2.10.2.1 Ethernet Add-on Connectors
      3. 2.10.3  Audio Interfaces
        1. 2.10.3.1 Audio Clocking
        2. 2.10.3.2 McASP
        3. 2.10.3.3 MLB
      4. 2.10.4  I2C Interface
      5. 2.10.5  SPI
      6. 2.10.6  UART
      7. 2.10.7  MCAN
      8. 2.10.8  JTAG
      9. 2.10.9  USB
      10. 2.10.10 ADC
    11. 2.11 AEC Mapping
      1. 2.11.1 Audio Expansion Connector 1
      2. 2.11.2 Audio Expansion Connector 2
    12. 2.12 Test Points
  7. 3Hardware Design Files
  8. 4Additional Information
    1. 4.1 If You need Assistance
    2. 4.2 Trademarks
    3. 4.3 Rev. E2 Design Changes
  9. 5References
    1. 5.1 Reference Documents
    2. 5.2 Other TI Components Used This Design
  10. 6Revision History

Switches

SW9 dictates routing logic of MMC0 IO to eMMC or SDcard.

AM2754, AM2754-Q1, AM2752, AM2752-Q1 MMC0 Routing Switch Figure 2-19 MMC0 Routing Switch
Table 2-12 SW9 Position Table
Switch Position MMC0 Routing
ON uSD Interface
OFF eMMC Interface

SW11 dictates which reference 1.8V the AM275x ADC0 uses: VDDA_1V8 PMIC analog output, or an external 1.8V reference from Header J31(Pin 2).

AM2754, AM2754-Q1, AM2752, AM2752-Q1 ADC0 Voltage Reference
                    Switch Figure 2-20 ADC0 Voltage Reference Switch
Table 2-13 SW11 Position Table
Switch Position ADC Reference Source
SW11 Position 1-2 VDDA_1V8
SW11 Position 3-2 ADC0_REFP_HDR (External Reference from J31)