SNLU354 November   2024 TUSB2E221

 

  1.   1
  2.   Description
  3.   Features
  4.   Applications
  5.   5
  6. 1Evaluation Module Overview
    1. 1.1 Introduction
    2. 1.2 Kit Contents
    3. 1.3 Specification
    4. 1.4 Device Information
  7. 2Hardware
    1. 2.1 Getting Started
    2. 2.2 EVM Configuration
      1. 2.2.1 Power Modes
        1. 2.2.1.1 Self-Powered Configuration
        2. 2.2.1.2 Bus-Powered Configuration
        3. 2.2.1.3 External Power
      2. 2.2.2 Functional Modes
        1. 2.2.2.1 I2C-Enabled Repeater Mode
        2. 2.2.2.2 GPIO Repeater Mode
        3. 2.2.2.3 UART Mode
      3. 2.2.3 I/O and Interrupts
  8. 3Hardware Design Files
    1. 3.1 Schematic
    2. 3.2 Board Layout
    3. 3.3 Bill of Materials
  9. 4Additional Information
    1. 4.1 Trademarks
    2. 4.2 Related Documentation

2.2.2.1 I2C-Enabled Repeater Mode

In I2C-enabled repeater mode, the EVM can be configured through register settings. EQ0 and EQ1 must be set high. When set low, the repeater is configured for UART mode and does not forward eUSB or USB packages.

Table 2-5 I2C-Enabled Repeater Mode Jumper Configuration
DesignatorJumper PositionDescription
J52-3EQ1 set low
J112-3EQ0 set low
J171-2SDA pulled high through a 1KΩ resistor
J181-2SLC pulled high through a 1KΩ resistor