DRV10983 EVM: Problem driving a blower motor
Dear TI Team Member,My name is Rick Casler and I am the VP of Engineering at Grabit Inc., a start-up in Silicon Valley. Grabit is developing robotic assembly systems. We are evaluating the DRV10983...
View ArticleLAUNCHXL-F28069M + BOOSTXL-DRV8305EVM - Getting error flag FETLB_VGS during...
I recently acquired new LAUNCHXL-F28069M + BOOSTXL-DRV8305EVM to prototype motor driver for PMAC motor. I am using motorware v.16 to prototype my drive.I am following instaspin-foc labs to get familiar...
View ArticleDc fan precise speed control
Hello,What would be the best way to precisely hold a dc fan (5v pc fan brushless motor) speed locked at a set speed? The speed would be controlled with a arm development board (Teensey).I need to blow...
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DRV8307_Phase voltage waveform
hellomy name is sean .I have a question about phase voltage waveform of DRV8307.When you measure the phase voltage to drive the BLDC motor in DRV8307 EVM B'D, it is as follows.In general, when bldc...
View ArticleDRV8412
For the NC pins, is the recommendation is to grounded them (as indicated in the d/s) since in the EVM the NC pin are left open?
View ArticleModbus communication on ubuntu 14.04
Dear All,I am running Modbus application. application is running perfactly file on ubuntu 12.04 32 bit. but when I run same application on ubuntu 14.04 64 bit. I got below error.Value of Connect_flag =...
View ArticleDRV8308EVM - Brake function
Hello,ich have the eval-board for the DRV8308 BLDC-Motor-Driver.After a few start- ups the motor running as I want to.In our application of the motor at a standstill must keep a force. I thought that...
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DRV8841 question
Hola,Can DRV8841 do the microstepping with 1/32 like DRV8825？If not, what's the minimum microstepping of DRV8841？
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DRV8830 motor control
Hi!I would like to operate motor using cc2650STK, drv8830, DC 6V 55RPM TS-32Gz370-69.using IAR Embedded Workbench IDEbut it didn`t operate at all.... i using Api sensorTag adding drv8830.c and...
View Articledrv8824 problem with first move after power cycle
I am using the drv8824 connected to the tms32f28069 using encoder pulses to provide feedback from the motor. It appears to behave perfectly, except for one occasional anomaly. After a power cycle,...
View ArticleDRV8711 maximize output current
Hello,i want to drive a 2mH stepper motor via the DRV8711. I'm currently controlling the driver with an Arduino MEGA. For our purposes we want to drive the motor with2,67A max currentusing half...
View ArticleDRV8303 external fet current sense resistor
Hi,In DRV8303 IC there are 2 current resistors. is one current resistor is enough for sensing current for 3 phase stepper motor? if so can you please explain me how it works.Thanks,Jeeva J
View ArticleSupply Voltage and Current for DRV8308
Hello,I am using a DRV8308EVM and am attempting to supply 24V at the VM pin with a 60V, 5A MAX power supply. However, the board draws 3A by the time I've supplied only a few volts. I suspect a short...
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DRV8825 current limiting issue
I am using the DRV8825 with a stepper motor, and have experienced an issue when the motor is standing still. Below is the circuit schematicThe schematic does not show a 1.5kohm resistor between the...
View ArticleDRV8711 doesn`t respond on spi
Greatings! I`m using DRV8711 for very first time! I`ve powered the driver with 12V and I`m using dsPIC30F5015(5Vcc) as a microcontroller. Reset pin is connected to GND and SLEEPn to Vcc(5V) as the...
View ArticleDrive for permanent magnet linear synchronous motor
Good day Is there a drive solution for a 3 phase permanent magnet linear synchronous motor I'm building please?RegardsTrenton
View ArticleUsing DRV8308EVM to control Nanotec BLDC Motor DF45
Hi,I can drive the motor included in the package with DRV8308EVM. However, as soon as I connect the DF45 Nanotec BLDC Motor to the evaluation board, I see some problems. According to the motor...
View ArticlePort F2803X Project to F28069
Hello,I am trying to control qty2-DC brushed motor and one stepper motor at the same time. I have downloaded Project build running qty2 DC motor or one Stepper motor for a DRV8412-C2-Kit that use...
View ArticleDRV8870 EVM Schematics
Hello,Could you please share the DRV8870EVM schematics?I couldn't find the DRV8870EVM scehmatics in the User Guide.Best Regards,Ryuji Asaka
View ArticleDRV8305 operated at 6V possible?
Hello,1. I am currently feeding the driver with 6V, but nFault pin is indicating warning signals (repeating 56 us pulse low followed by a 56 us pulse high). I read from the SPI bus to know that...
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