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Subject: 
How to control NXT motor's rotation by using LabView NXT Direct Commands?
Newsgroups: 
lugnet.robotics
Date: 
Fri, 15 Dec 2006 15:24:30 GMT
Original-From: 
uownxt <lrc_beat@hotmail^AvoidSpam^.com>
Viewed: 
3309 times
  
hello,guys

I want to use labview NXT Direct Commands to control my NXT .
I connected PC and NXT through USB successfully, and also got the response
form Sound Sensor.

The sound level is used to specify the rotational distance of NXT motor  in
DEGREES, however I found that 'NXT Direct Commands >output>motor unlimited'
can not accept a Degree input parameter.

I try to modify these subVIs, add Degree and Break(?) parameters. It seem
that Degree parameter can be defind (also worked),but it worked in a
incorrect way.

I read LabVIEW_for_NXT_Advanced_Programming_Guide, and try to add
UpdataFlags for that VI. After analysis Motor Unlimited.vi in deep, I found
that SendDirectCommand.vi can't be open,it's locked! So I have no idea about
the structure of "Output Port Info".

Can anybody help?
--
View this message in context: http://www.nabble.com/How-to-control-NXT-motor%27s-rotation-by-using-LabView-NXT-Direct-Commands--tf2827635.html#a7893381
Sent from the LEGO Robotics mailing list archive at Nabble.com.



Message has 2 Replies:
  Re: How to control NXT motor's rotation by using LabView NXT Direct Commands?
 
(...) The "motor unlimited" is designed to set the motor to run an unlimited distance. It's just a "turn motor on" type block. I think you want the "Motor Degrees" block, or something like that, don't you? (sorry, I don't have access to LV right (...) (18 years ago, 15-Dec-06, to lugnet.robotics)
  Re: How to control NXT motor's rotation by using LabView NXT Direct Commands?
 
Hi, i'm interested too to see how I can make an input port to the block of motor. I want to make a rc controlled car, with two NXT. One will be the handwheel with the rotation sensor in one motor, I will send the number of degrees, and the RC car, (...) (16 years ago, 16-Mar-09, to lugnet.robotics)

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