SPRUJF7 March   2025

 

  1.   1
  2.   Description
  3.   Get Started
  4.   Features
  5.   5
  6. 1Evaluation Module Overview
    1. 1.1 Introduction
      1.      Preface: Read This First
      2. 1.1.1 Sitara MCU+ Academy
      3. 1.1.2 Important Usage Notes
    2. 1.2 Kit Contents
    3. 1.3 Specification
      1. 1.3.1 Component Identification
      2. 1.3.2 Functional Block Diagram
    4. 1.4 Device Information
  7. 2Hardware
    1. 2.1  Additional Images
    2. 2.2  Setup
    3. 2.3  Power Requirements
      1. 2.3.1 Power Tree
      2. 2.3.2 Power Sequence
    4. 2.4  Header Information
      1. 2.4.1 Baseboard Headers (J1, J2, J3)
      2. 2.4.2 HSEC Pinout
      3. 2.4.3 XDS Debug Header (J4)
      4. 2.4.4 FSI Header
      5. 2.4.5 OSPI Expansion Connector
      6. 2.4.6 Ethernet Add-on Board Connector
    5. 2.5  Reset
    6. 2.6  Clock
    7. 2.7  GPIO Mapping
    8. 2.8  Interfaces
      1. 2.8.1 USB
      2. 2.8.2 UART
      3. 2.8.3 FSI
      4. 2.8.4 OSPI
      5. 2.8.5 Ethernet
        1. 2.8.5.1 RGMII
        2. 2.8.5.2 PRU-ICSS
          1. 2.8.5.2.1 On-Board PHY
          2. 2.8.5.2.2 Ethernet Add-on Board
      6. 2.8.6 I2C
      7. 2.8.7 SPI
      8. 2.8.8 TMDSHSECDOCK-AM263 Peripherals
        1. 2.8.8.1 ADC/DAC
        2. 2.8.8.2 MCAN
        3. 2.8.8.3 LIN1
        4. 2.8.8.4 JTAG
        5. 2.8.8.5 GPIO
    9. 2.9  Debug Information
    10. 2.10 Test Points
    11. 2.11 Assembly Instructions
    12. 2.12 Best Practices
  8. 3Software
  9. 4Hardware Design Files
  10. 5Additional Information
    1. 5.1 Trademarks
  11. 6References
    1. 6.1 Other TI Components Used in This Design
  12. 7Revision History

2.4.5 OSPI Expansion Connector

The HSEC180ADAPEVM-AM2 has a 30-pin high density connector for connecting an external OSPI memory to interface with the OSPI1 peripheral on the AM261x MCU. The pinout is detailed in Table 2-5 below:

Table 2-5 OSPI Expansion Connector (J5)
EVM Connection Pin Pin EVM Connection
GND 1 2 3V3_LDO2
3V3_LDO2 3 4 GND
OSPI1_RESET_OUT0 5 6 OSPI1_ECC_FAIL
OSPI1_CSn0 7 8 OSPI1_CSn1
GND 9 10 OSPI1_CLK
GND 11 12 OSPI1_DQS
GND 13 14 OSPI1_D0
OSPI1_D1 15 16 OSPI1_D2
OSPI1_D3 17 18 GND
OSPI1_D4 19 20 OSPI1_D5
OSPI1_D6 21 22 OSPI1_D7
GND 23 24 -
- 25 26 -
- 27 28 -
- 29 30 -

For more information, see Section 2.8.4.