Loading ...
Sorry, an error occurred while loading the content.
1969
CPU board component placement if a previous driver places bottom registers and middle components and I follow must I placed top register and then go to the side pieces or will a bottom
patriciahasley
Nov 8, 2013
#1969
 
1968
Re: toggle function Sorry! Here is the video link: http://www.mathworks.com/videos/controlling-servomotor-angle-with-gamepad-buttons-79221.html?type=shadow Thanks Sandeep
Sandeep Math
Nov 1, 2013
#1968
 
1967
Re: toggle function Yes, you can do that by using a Latch block from the BEST Simulink library. The latch will make sure that the arm stays up until you press the button again,
Sandeep Math
Nov 1, 2013
#1967
 
Fetching Sponsored Content...
1966
toggle function Does Simulink have a toggle function to enable pressing a joystick button once to activate a servo and pressing it a second time to deactivate it? I want to be
hofloyt
Nov 1, 2013
#1966
 
1965
Re: programming problems Cameron, Try just a "Joystick to Servo" command inside the While(1) loop. Make sure you have solid green Joystick and Robot LEDs and the VexNet LED are
Michael Blazer
Oct 23, 2013
#1965
 
1964
Re: programming problems I tried this and the servo ran just fine but when i hooked it up to a joystick it went all spazzy again. What do i do? On Wednesday, October 16, 2013 5:55 PM,
Cameron Newbold
Oct 23, 2013
#1964
 
1963
Re: programming problems Cameron, Run Michael Blazer's test code. If the servo doesn't work as described, then try using a different channel on the Cortex, or connect a different
dmgauntt2002
Oct 17, 2013
#1963
 
1962
Re: programming problems Cameron, As noted on other posts, you should get 120° of rotation under program control. On the hardware side, try swapping in another servo, check that your
Michael Blazer
Oct 16, 2013
#1962
 
1961
Re: programming problems I am from the killdeer school and don't worry about giving to much information i can usually follow just fine. when i tried to do this the servo started to
Cameron Newbold
Oct 16, 2013
#1961
 
1960
Re: programming problems Joystick Calibration Procedure Cameron,  Do the Joystick Calibration Procedure also. If you motors are not working correctly this could be the problem. When I
RALPH WILLIAMS
Oct 15, 2013
#1960
 
1959
Re: programming problems Cameron, Have you tried compiling and downloading the default program? (It's available here
Michael Blazer
Oct 15, 2013
#1959
 
1958
programming problems i am having problems where the motors and servos wont respond properly to the programming. what do i do?
cameron_newbold
Oct 15, 2013
#1958
 
1956
Re: .080 pitch , 1/4 inch wide belt stock 3 ft long Ralph, The Generic Kit Usage Guide, page 19, has one method. Another method that my team (I'm a long term mentor) has used when you need to drive a large
Michael Blazer
Oct 11, 2013
#1956
 
1955
Re: .080 pitch , 1/4 inch wide belt stock 3 ft long We have used several different methods to close the loop. Method 1. Small wood on each side with 2-56 or 4-40 machine screws to hold it together. (as
Norman Morgan
Oct 11, 2013
#1955
 
1954
Re: .080 pitch , 1/4 inch wide belt stock 3 ft long Sewing with needle and thread. Of course, you aren’t provided thread in the kit, but is there something in the kit that could be modified to serve as thin
Maier, Steven
Oct 11, 2013
#1954
 
Fetching Sponsored Content...
1953
Re: .080 pitch , 1/4 inch wide belt stock 3 ft long Hi Ralph, In years past, we had to use two small pieces of wood bolted together over the belt ends with a little bit showing on each side. It holds reliably
ed.creegan
Oct 11, 2013
#1953
 
1952
.080 pitch , 1/4 inch wide belt stock 3 ft long My students have been trying to use the 1/4 inch wide belt to drive the base of the Robot. We used the Epoxy to Join the ends of the Belt but that has not
skdbc
Oct 11, 2013
#1952
 
1951
Re: VexNet Greg is correct; a USB extension cable is included in the returnables kit as an optional item, and may be used even if it is not supplied by the hub. I will go
dmgauntt2002
Oct 7, 2013
#1951
 
1950
Re: Voltage, speed, and torque of DC motors The MIT tutorial looks pretty good. The speed/torque curves shown on the tutorial have two parameters: the no-load speed and the stall torque. These parameters
dmgauntt2002
Oct 7, 2013
#1950
 
1949
Ann Boes
Oct 6, 2013
#1949
 
1948
Re: Servo range of motion It's a physical limitation of the servo . . . IF one were to crack one open, there is a way to modify them to obtain 360 degrees of rotation (according to an
seantpr
Oct 5, 2013
#1948
 
1947
Re: Servo range of motion THank you all for your responses. I see in the documentation a speed of .19sec/60deg at 6 Volts, To me, this does not necessarily imply that the range of the
anboes
Oct 5, 2013
#1947
 
1946
Re: Voltage, speed, and torque of DC motors Here is a good tutorial on the subject. http://lancet.mit.edu/motors/motors3.html#tscurve Unfortunately, we don't have torque/speed/power curves for the BEST
gdyoung45
Oct 5, 2013
#1946
 
1945
Re: Notebook There is not an example file for the title page of the notebook. There is only the requirement that you have a title page and that it have specific information
gdyoung45
Oct 5, 2013
#1945
 
1944
Re: Servo range of motion The maximum range of the servo is +/- 60 degrees without modification. You are not allowed to modify the servo. This is the limitation that you must deal with
gdyoung45
Oct 5, 2013
#1944
 
1943
Re: VexNet Actually, you ARE allowed to use a USB extension cable for your VEXnet dongle. If you look on the Returnable Kit List, there is an 18" USB A-A cable that is
Greg Young
Oct 5, 2013
#1943
 
1942
Re: Servo range of motion I am fairly sure that the 120 degree range is less than the physical range of the servo, but that there is no way to get more range with this hardware. ---In
dmgauntt2002
Oct 4, 2013
#1942
 
Fetching Sponsored Content...
1941
Re: VexNet I should clarify: there is no USB extension cable in the consumables kit, the returnables kit, nor the extension to the consumables kit. That is why I predict
dmgauntt2002
Oct 4, 2013
#1941
 
1940
Re: VexNet This is really a question for the rules Q&A, but my prediction is that the answer will be no. ---In bestinc@yahoogroups.com, wrote: Hello, I
dmgauntt2002
Oct 4, 2013
#1940
 
1939
Re: Servo range of motion I believe that the servo probably has a physical block (you can test this by turning it manually without power and seeing how far it turns) and you cannot do
bsasealteam6
Oct 4, 2013
#1939
 
View First Topic Go to View Last Topic
Loading 1 - 30 of total 1,979 messages