SLOU432B December   2015  – December 2021 DRV2625

 

  1. 1 Getting Started
    1. 1.1 Evaluation Module Operating Parameters
    2. 1.2 Quick Start Board Setup
  2. 2 DRV2625 Demonstration Program
    1. 2.1 Modes and Effects Table
    2. 2.2 Description of the Demo Modes
      1. 2.2.1 Mode Off – Haptics Effect Sequences
      2. 2.2.2 Mode 4 – ERM Clicks
      3. 2.2.3 Automatic Braking in Open Loop
      4. 2.2.4 Auto-Resonance Tracking
    3. 2.3 ROM Library Mode
    4. 2.4 Waveform Library Effects List
  3. 3 Additional Hardware Modes
    1. 3.1 Accessing GUI Mode
    2. 3.2 Accessing Bluetooth Mode
    3. 3.3 Haptics Control Console GUI
      1. 3.3.1 DRV2625 Console
  4. 4 Hardware Configuration
    1. 4.1 Input and Output Overview
    2. 4.2 Power Supply Selection
    3. 4.3 Using an External Actuator
    4. 4.4 PWM Input
    5. 4.5 External Trigger Control
      1. 4.5.1 MSP430 Trigger Control
      2. 4.5.2 External Source Trigger Control
    6. 4.6 External I2C Input
      1. 4.6.1 External I2C Control Initialization
    7. 4.7 Analog Input
  5. 5 Measurement and Analysis
    1. 5.1 Using Low-Pass Filter to Record Waveforms
  6. 6 Modifying or Reprogramming the Firmware
    1. 6.1 MSP430 Pin-Out
  7. 7 Schematic
  8. 8 Layout
  9. 9 Bill of Materials
  10. 10Revision History
  11. 11Trademarks

4.2 Power Supply Selection

The DRV2625EVM-CT can be powered by USB and an external power supply (VBAT). Jumpers J3 is used to select USB or VBAT for the DRV2625 and MSP430G2553, respectively. See Table 4-2 for possible configurations.

GUID-762A3620-7F57-4107-BEEB-E7809B46B026-low.gifFigure 4-1 Power Jumper Selection
Table 4-2 Power Supply Configurations
Supply ConfigurationDRVMSPDRV2625 Supply Voltage(1)
USB – BothUSBUSB5 V
DRV2625 external supply, MSP430 USBVBATUSBVBAT
(1) The DRV2625 supply must be on before operating the MSP430.