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DRV2603 Demonstration Program

2

DRV2603 Demonstration Program

The DRV2603EVM-CT demo contains haptic effects which showcase the features and benefits of the

DRV2603. The sections below provide a detailed description of the included effects.

2.1

Modes and Effects Table

The effects preloaded on the DRV2603EVM-CT are listed in Table 1. The modes are selected using the

“+” and “–“ mode buttons in the center of the board. The current mode can be identified by the white LEDs

directly above the mode buttons. Buttons B1-B4 trigger the effects listed in the description column and will

change based on the selected mode.

Table 1. Mode and Effects Table

Mode

Button

Description

Actuator Mode

B1

Ramp-up and click

LRA

(Auto-Resonance On)

B2

Click and Ramp-down

Mode 0

LEDs Off

B3

Ramp-up and click

ERM

B4

Click and Ramp-down

LRA

B1

LRA Alert (Buzz)

(Auto-Resonance On)

LRA

Mode 1

B2

LRA Alert (Buzz)

(Auto-Resonance Off)

LED M4 On

B3

ERM Alert (Buzz)

ERM

B4

LED Flash (Visual Alert Only)

–

B1

Click with braking

B2

Click no braking

Mode 2

LRA

LED M3 On

(Auto-Resonance On)

B3

Double-click with braking

B4

Double-click no braking

B1

Keyboard Click (Click with braking)

B2

Spacebar Effect (Click and Release)

Mode 3

LRA (Auto-Resonance On)

LED M2 On

B3

Backspace Effect (Double-tick)

B4

Scroll Wheel Effect

B1

Click with braking

B2

Click no braking

Mode 4

ERM

LED M1 On

B3

Double-click with braking

B4

Double-click no braking

B1

B2

Mode 5

ERM and LRA

Concentration Game

LED M0 On

(Auto-Resonance On)

B3

B4

2.2

Description of the Modes

The modes above were created to showcase various benefits of the DRV2603. See the description of

each mode below for more details.

2.2.1

Mode 0 – Ramp and Fade Waveforms

Mode 0 is ramp effects which demonstrate transitional effect capabilities of both LRAs and ERMs.

2.2.2

Mode 1 – Buzz and Alerts

Mode 1 demonstrates an LRA with auto-resonance on, an LRA with auto-resonance off, and an ERM.

Compare the difference in strength between the LRA with and without auto-resonance.

5

SLOU340A – May 2012 – Revised May 2012

DRV2603 ERM/LRA Haptic Driver Evaluation Kit

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