User manual

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Contents
1 Getting Started ............................................................................................................... 4
1.1 Evaluation Module Operating Parameters ...................................................................... 5
1.2 Quick Start Board Setup ........................................................................................... 5
2 DRV2605 Demonstration Program ........................................................................................ 6
2.1 Demo Mode.......................................................................................................... 7
2.2 Description of the Demo Modes .................................................................................. 8
2.3 ROM Library Mode................................................................................................ 12
2.4 ROM Library Effects List ......................................................................................... 13
3 Additional Hardware Modes............................................................................................... 14
3.1 Enter Binary Counting Mode..................................................................................... 14
3.2 Exit Binary Counting Mode....................................................................................... 14
3.3 Binary Counting Modes........................................................................................... 15
4 Hardware Configuration ................................................................................................... 16
4.1 Input and Output Overview ...................................................................................... 16
4.2 Power Supply Selection .......................................................................................... 16
4.3 Using an External Actuator....................................................................................... 17
4.4 PWM Input ......................................................................................................... 17
4.5 External Trigger Control ......................................................................................... 18
4.6 External I
2
C Input.................................................................................................. 19
4.7 Audio-to-Haptics Input ............................................................................................ 20
5 Measurement and Analysis .............................................................................................. 21
6 MSP430 Firmware ......................................................................................................... 22
6.1 MSP430 Pinout .................................................................................................... 23
7 Schematic ................................................................................................................... 24
8 Layout........................................................................................................................ 25
9 Bill of Materials ............................................................................................................. 28
List of Figures
1 Board Diagram ............................................................................................................... 4
2 DRV2605EVM-CT Mode Sets ............................................................................................. 6
3 ERM Click and Ramp-Down Waveform (Button 1)...................................................................... 8
4 LRA Ramp-Up and Pulsing Waveform (Button 4)....................................................................... 8
5 ERM SharpClick_100 (Button 1)........................................................................................... 8
6 ERM StrongClick_60 and Release SharpClick_100 (Button 2)........................................................ 8
7 LRA SharpTick2_80 (Button 1) ............................................................................................ 9
8 LRA StrongClick 100 and Release SharpTick2 80 (Button 2) ......................................................... 9
9 LRA Auto-Resonance On (Button 1) ...................................................................................... 9
10 LRA Auto-Resonance Off (Button 2) ...................................................................................... 9
11 LRA Acceleration versus Frequency over Output Voltage............................................................ 10
12 ERM Closed Loop (Button 3) ............................................................................................. 10
13 ERM Open Loop (Button 4)............................................................................................... 10
14 ERM Audio-to-Haptics Conversion (Button 1).......................................................................... 11
15 LRA Audio-to-Haptics Conversion (Button 2)........................................................................... 11
16 Power Jumper Selection .................................................................................................. 16
17 Terminal Block and Test Points .......................................................................................... 17
18 External PWM Input........................................................................................................ 17
19 External Trigger Control ................................................................................................... 18
20 External I
2
C Input........................................................................................................... 19
21 Audio-to-Haptics Input ..................................................................................................... 20
22 Terminal Block and Test Points .......................................................................................... 21
23 DRV2605 Unfiltered Waveform........................................................................................... 21
2
DRV2605EVM-CT ERM and LRA Haptic Driver Evaluation Kit SLOU348B–January 2013–Revised March 2014
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