MSP430 Control and Firmware

www.ti.com

5.1.3

Binary Counting Modes

Table 3 lists the modes available in “binary counting mode”. The same modes in “demo” mode are present

in “binary counting mode”.

Table 3. Binary Counting Modes

Mode

Button

Description

Actuator Mode

Notes

Mode 0

Ramp and Clicks. See Table 1 Mode 0.

Mode 1

Concentration Game. See Table 1 Mode 5.

Mode 2

ERM Clicks. See Table 1 Mode 4.

B1

Disable Amplifier

External PWM - Apply an

external PWM source to

B2

Enable DRV2603

LRA (Auto-Resonance On)

Mode 3

the PWM testpoint, use

External PWM

B3

Enable DRV2603

LRA (Auto-Resonance Off)

MSP430 for hardware

LEDs: 00011

configuration. Remove

B4

Enable DRV2603

ERM

jumper JP1.

Mode 4

LRA Keyboard and Mouse Effects. See Table 1 Mode 3.

B1

Disable Amplifier

External PWM / External

Mode 5

Enable - Apply an external

B2

Enable DRV2603

LRA (Auto-Resonance On)

External PWM and External

PWM source and enable

B3

Enable DRV2603

LRA (Auto-Resonance Off)

Enable

signal. Enable pin on

LEDs: 00101

MSP430 is Hi-Z. Remove

B4

Enable DRV2603

ERM

jumper JP1.

B1

Begin Life Test

Life Test (2 seconds on, 1

second off) - life test

B2

Test Buzz

repeats infinite times and

Mode 6

Decrease output voltage

board must be powered

B3

Life Test (LRA)

LRA (Auto-resonance On)

(+1 increment)

down to stop. Increment /

LEDs: 00110

Decrement amplitude using

Increase output voltage (+1

B3 and B4. Test new

B4

increment)

amplitude using B2.

B1

Begin Life Test

Life Test (Infinite Buzz) -

board must be powered

B2

Test Buzz

down to stop buzz.

Mode 7

Decrease output voltage

Increment / Decrement

B3

Life Test Buzz (LRA)

LRA (Auto-resonance On)

(+1 increment)

amplitude using B3 and B4.

LEDs: 00111

Test new amplitude using

Increase output voltage (+1

B2 before beginning life

B4

increment)

test.

Mode 8

LRA Clicks. See Table 1 Mode 2

B1

Alert (Auto-resonance On)

LRA (Auto-resonance On)

Vary the auto-resonance off

output frequency and see

B2

Alert (Auto-resonance Off)

Mode 9

the change in vibration

Auto-resonance off

B3

Decrease output frequency

force over frequency.

frequence adjust

LRA (Auto-resonance Off)

Compare B2 (auto-

LEDs: 01001

resonance off) with B1

B4

Increase output frequence

(auto-resonance on).

B1

Begin Life Test

Life Test (Infinite Buzz) -

board must be powered

B2

Test Buzz

down to stop buzz.

Mode 10

Decrease output voltage

Increment / Decrement

B3

Life Test Buzz (ERM)

ERM

(+1 increment)

amplitude using B3 and B4.

LEDs: 01010"

Test new amplitude using

Increase output voltage (+1

B2 before beginning life

B4

increment)

test.

Mode 16

Alerts. See Table 1 Mode 1.

14

DRV2603 ERM/LRA Haptic Driver Evaluation Kit

SLOU340A – May 2012 – Revised May 2012

Submit Documentation Feedback

Copyright © 2012, Texas Instruments Incorporated