SLAU202B December   2006  – October 2024 DAC8831 , DAC8832

 

  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
  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 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. 6Related Documentation
  13. 7Revision History

2.1.2 Jumper Definitions

Table 2-1 provides the details of the configurable jumper settings of the DAC8831EVM. Figure 2-2 shows the default jumper connections on the board.

Table 2-1 DAC8831EVM Jumper Definitions
Designator Name Positions
J10 VDD SEL

SHORT 1-2 – VDD is connected to onboard 3.3V (default).

SHORT 2-3 – VDD is connected to USB 5V.

OPEN – Open if using external power through J1.
J11 VREF = 2.5V

SHORT 1-2 – VREF is connected to the onboard 2.5V reference (default).

OPEN – Open if using external reference through J5.
J12 FTDI_DIS

SHORT 1-2 – FTDI communication is disabled.

OPEN – FTDI communication is enabled (default).
J13 LDAC_EN

SHORT 1-2 – Connects the LDAC pin to the FTDI (default).

OPEN – Disconnects the LDAC pin from the FTDI.
J16 V+ SEL

SHORT 1-2 – The positive rail of the op amp is connected to VDD.

SHORT 2-3 – The positive rail of the op amp is connected to GND.

OPEN – Open if using external power through J3 (default).
J17 V- SEL

SHORT 1-2 – The negative rail of the op amp is connected to GND.

OPEN – Open if using external power through J4 (default).
DAC883xEVM DAC8831EVM Default Jumper Settings Figure 2-2 DAC8831EVM Default Jumper Settings