DRV8412 C2 KIT - Running the stepper motor in standalone mode
Hi All,I've had no problem to run the GUI however when I try to run the standalone version of the example code provided the motor wouldn't turn.I've set the EnableFlag to true and I can hear the motor...
View ArticleRE: DRV10963 FG signal
Hi Shimizu-san, Our experts have been contacted and should reply soon.
View ArticleDRV10963 FG signal
Hi,My customer is using DRV10963. He has questions about FG signal. Could you answer me below questions, please?Q1:What is FG signal generated from? -> I think that FG signal is generated from...
View ArticleRE: DRV8885 Wake up time
Hi Aoyama-san,This value is not specified.Please use the 1.5ms max value Twake. The device will accept a STEP input after 1.5ms.
View ArticleDRV8885 Wake up time
Hello,Our customer uses the DRV8885, has a question.How long does it take from nSLEEP inactive high toSTEP input accept?Regards,Naoki Aoyama
View ArticleRE: DRV8885 Current Control
Hi Aoyama-san,1) about VRREF specificationIt is mentioned RREF=18k ohm to 132k ohm in the TEST CONDITIONS.Is that range the limit of operation?Or, that range is just TEST CONDITION, so it is possible...
View ArticleDRV8885 Current Control
Hello,Our customer uses the DRV8885, has some questions about Current Control.1) about VRREF specificationIt is mentioned RREF=18k ohm to 132k ohm in the TEST CONDITIONS.Is that range the limit of...
View ArticleRE: LAUNCHXL-F28069M + BOOSTXL-DRV8305EVM - Getting error flag FETLB_VGS...
One correction to last post: I started getting error flag SNS_B_OCP set to 1 which is "Sense B overcurrent protection flag" according to documentation. To troubleshoot this, I disconnected the motor...
View ArticleRE: LAUNCHXL-F28069M + BOOSTXL-DRV8305EVM - Getting error flag FETLB_VGS...
Hi Sushil, When the issue happened, what is the state of DRV8305 nfault? I mean by directly measure the nFAULT pin of DRV8305. Best regards,
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RE: DRV8307_Phase voltage waveform
Hi Sean, From the phase voltage, it shows not a correct UVW to Hall123 sequence. The motor could run but in a very inefficient state which takes lots of current even in no load condition. Could you...
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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 ArticleRE: DRV8412
Hi Eli, Yes. Either ground or float the NC pin will be fine. You can just following the d/s recommendation. Best regards,
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 ArticleRE: Modbus communication on ubuntu 14.04
Here is motor driver forum. Not sure what your problem related. Best regards,
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 ArticleRE: DRV8308EVM - Brake function
Hi Tobias, Our expert has been contacted and should reply soon.
View ArticleRE: Dc fan precise speed control
I believe this question will be better served if I move it to the Motor Drivers Forum.
View ArticleRE: DRV8308EVM - Brake function
Hi Tobias, I apologize the braking function isn't well defined. When the DRV8308 BRAKE pin is asserted while ENABLE is held high, the device will turn on all of the low-side MOSFETs to short the motor...
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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