SLAU883A March   2024  – June 2024 AMC7908

 

  1.   1
  2.   Description
  3.   Get Started
  4.   Features
  5.   Applications
  6.   6
  7. 1Evaluation Module Overview
    1. 1.1 Introduction
    2. 1.2 Kit Contents
    3. 1.3 Specification
    4. 1.4 Device Information
  8. 2Hardware
    1. 2.1 Hardware Setup
      1. 2.1.1 Hardware Theory of Operation
      2. 2.1.2 Jumper Definitions
      3. 2.1.3 Connector Definitions
      4. 2.1.4 Test Points
    2. 2.2 Hardware Overview
      1. 2.2.1 Electrostatic Discharge Caution
      2. 2.2.2 Connecting the FTDI Digital Controller
      3. 2.2.3 SPI Configuration
      4. 2.2.4 I2C Configuration
  9. 3Software
    1. 3.1 Software Setup
      1. 3.1.1 Software Installation
    2. 3.2 Software Overview
      1. 3.2.1 Launching the Software
      2. 3.2.2 Software Features
        1. 3.2.2.1 Low Level Configuration Page
        2. 3.2.2.2 High Level Configuration Page
  10. 4Hardware Design Files
    1. 4.1 Schematics
    2. 4.2 PCB Layout
    3. 4.3 Bill of Materials
  11. 5Additional Information
    1. 5.1 Trademarks
  12. 6Revision History

2.2.4 I2C Configuration

Figure 3-3 shows the AMC7908EVM configured for I2C communication.

AMC7908EVM AMC7908EVM Configuration I2C Figure 2-4 AMC7908EVM Configuration I2C

The jumper connections on J19 determine the device address of the AMC7908. Table 3-7 shows the required configuration of the A1 and A0 jumpers for specific device addresses.

Table 2-7 I2C Device Address Map
A1

A0

[A6:A0]
GND GND 101 0000
GND VIO 101 0001
GND SDA 101 0010
GND SCL 101 0011
VIO GND 101 0100
VIO VIO 101 0101
VIO SDA 101 0110
VIO SCL 101 0111
SDA GND 101 1000
SDA VIO 101 1001
SDA SDA 101 1010
SDA SCL 101 1011
SCL GND 101 1100
SCL VIO 101 1101
SCL SDA 101 1110
SCL SCL 101 1111