Texas-instruments Laser And Motor Drives DRV8811EVM Manual de usuario

DRV8811EVMUser's GuideLiterature Number: SLVA344AJuly 2009 – Revised September 2009

3.3 Updating DAC Output for Current Control (VREF/DECAY)VREF=DAC_VALUE ·2.5 V¾4095(1)3.4 Updating DAC Output for Decay Control (DECAY)DECAY=DAC_VA

TimeBaseAccel RatePulses Per Secondwww.ti.comWindows ApplicationThe DRV8811_RD customer EVM allows for the possibility of coordinating step rates such

3.5.2 Step by Step control4 SchematicSchematicwww.ti.comPressing the Start Steps button, will start the timer and pulses will be generated at the rate

IMPORTANT NOTICETexas Instruments Incorporated and its subsidiaries (TI) reserve the right to make corrections, modifications, enhancements, improveme

2 SLVA344A – July 2009 – Revised September 2009Submit Documentation Feedback

Contents1 Introduction ... 61.1

www.ti.comList of Figures1 VREF SELECT Jumper ... 72

User's GuideSLVA344A – July 2009 – Revised September 2009Laser and Motor DrivesThis document is provided as a supplement to the DRV8811 datasheet

1 Introduction1.1 Block DiagramVM PowerTest StakesDRV8811Motor OutputsMSP430F1612USB1.2 Power ConnectorsIntroductionwww.ti.comThe DRV8811_RD customer

1.3 Test Stakes1.4 Jumpers1.4.1 VREF SELECT (JP1) Jumper(a) (b)POTINTPOTINT1.4.2 DECAY SELECT (JP6) Jumper(a) (b)POTINTPOTINT1.5 Motor Outputs2 Instal

2.2 Installing the DRV8811 Evaluation Board Windows Application Software2.3 Running the Windows Application Software3 Windows ApplicationWindows Appli

3.1 Menu3.2 DRV8811 GPIO Control Signalswww.ti.comWindows ApplicationThe menu at the top of the application offers a series of quick options for how t