Forum: Pneumatics
05-12-2016, 22:25
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Replies: 38
Views: 2,290
Re: Exhaust in Solenoids
Please post another set of pictures from your connections. It might be helpful.
If you pressurize the system on the compressor side of the regulator to 100psi and set the regulator to 40psi. Will...
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Forum: Electrical
02-12-2016, 00:44
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Replies: 30
Views: 2,468
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Forum: Programming
27-11-2016, 20:05
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Replies: 11
Views: 740
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Forum: Pneumatics
26-10-2016, 15:07
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Replies: 6
Views: 589
Re: Questions about operation of pneumatic valves
I would agree with the other posters. In your configuration (double solenoids) you will only have 4 energized at a time (the other 4 are in the other direction). So the power would be less. We...
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Forum: General Forum
13-10-2016, 21:29
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Replies: 50
Views: 6,242
Re: [FRC Blog] Control System Update
My bad...
I can see where I got confused. The picture shows 18-24V on the back of the router while the actual datasheets says 12-24. Looks like we are good.
Thanks
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Forum: General Forum
13-10-2016, 21:08
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Replies: 50
Views: 6,242
Re: [FRC Blog] Control System Update
Looking at the spec at the OpenMesh website it looks like this radio uses 24V. Is this correct? If so we will need a source of regulated 24V to power the radio.
What is others opinions?
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Forum: Technical Discussion
24-08-2016, 22:04
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Replies: 13
Views: 1,011
Versaplanetary Output Direction
I am going to change a question that might be a major Duh! moment.
Given a Versa Planetary with three stages a 5:1, a second 5;1, and a third 4:1 to make 100:1.
Now during competition season the...
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Forum: General Forum
26-07-2016, 13:44
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Replies: 74
Views: 9,978
Re: California District Proposal, Rev 2
While we are talking about machine shops and getting back to the topic of moving to Districts. There needs to be a requirement for review of the 'site requirements' document. This would apply for a...
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Forum: Technical Discussion
15-06-2016, 16:14
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Replies: 11
Views: 1,273
Re: Jetson comm to RoboRIO
I have a question regarding talking to the Jetson over a network connection. I have heard a number of stories this year of camera code not working because the FMS was blocking some port or another...
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Forum: General Forum
07-06-2016, 14:37
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Replies: 64
Views: 6,528
Re: [FRC Blog] The 2016 Season, by the Numbers 2
Another interesting statistic is the number of PID controllers.
There is some team out there with a reported 100 PID Controllers. I really don't believe this, but it is interesting. Also it...
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Forum: General Forum
09-03-2016, 17:48
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Replies: 26
Views: 6,388
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Forum: Electrical
26-01-2016, 15:59
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Replies: 4
Views: 722
Re: Max Digital IO signal rate
This was not an idle question. While I am not considering running anywhere close to the limit, I also wanted to see how the max frequency compared to the max signal rate from our sensors. I was...
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Forum: Electrical
25-01-2016, 17:43
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Replies: 4
Views: 722
Max Digital IO signal rate
Hello CD folks,
I am curious what the current tested maximum rate is for the DIO lines on the RoboRIO? The electrical specifications show a min pulse width of 20ns which would relate to about...
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Forum: General Forum
12-01-2016, 14:28
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Replies: 2
Views: 458
Re: Sonic Shifter Question
I would always use pneumatics to engage the shifter. In 2012 we tried to use servos to shift our super-shifter and it failed badly. The pneumatic will provide a constant force directly at the dog...
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Forum: Programming
06-01-2016, 01:38
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Replies: 26
Views: 3,480
Re: Index of Robot Code Releases
OK Team 997 will just the club. You can find our code for our 2015 robot "Atlas"
https://github.com/Team997Coders/2015GC
Nothing special here. It does include our changes to support the 2016...
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Forum: Programming
05-01-2016, 13:29
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Replies: 14
Views: 2,774
Re: PID with encoder
Another thing you can do to work on this issue is to leverage the smartdashboard (I know you can't use it very much while in test mode) to display the distance/rate as you run the system manually...
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Forum: General Forum
04-01-2016, 12:32
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Replies: 42
Views: 6,615
Re: What was the best FRC game POLL
I would agree with the first poster who noted the bias in this poll. Give that many folks on CD have clearer memories on the later games (like >2012), they would naturally get more votes.
I...
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Forum: Extra Discussion
28-12-2015, 01:23
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Replies: 16
Views: 5,210
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Forum: General Forum
07-12-2015, 13:05
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Replies: 25
Views: 4,540
Re: Kickoff day
Great Timing.
Our team is having our 'Week-in-a-Day' exercise -- A mock Kickoff and First Week activities -- this Saturday. We have done these in the past and they have been very useful especially...
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Forum: Electrical
02-12-2015, 14:55
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Replies: 20
Views: 3,335
Re: Neopixels & regulators
Since people are talking neopixels and arduinos on their robots. Anyone care to comment on the code required to communicate between the roboRIO and the arduino to control the LEDs (on both the...
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Forum: Technical Discussion
02-12-2015, 14:46
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Replies: 27
Views: 2,766
Re: Mounting New Radio
Just a note from what I read so far on this thread...
I don't know about the version of the radio that was used at IRI or other off-season events, but the version that is currently being tested by...
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Forum: Programming
01-12-2015, 23:50
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Replies: 16
Views: 2,280
Re: Easy way to explain git to new programmers
I was just looking at this today. I thought some of the examples in:
https://www.atlassian.com/git/tutorials/comparing-workflows
was reasonable. There are other pages in this site as well, but this...
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Forum: Electrical
30-11-2015, 13:22
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Replies: 11
Views: 2,915
Re: What I do At Work
So no countryman mic cables :-), those things are scary thin and very prone to fail right at the transition from the cable to the ear-piece. I especially don't like then when connected to Shure belt...
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Forum: Regional Competitions
30-11-2015, 13:19
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Replies: 59
Views: 12,050
Re: Strongest Regionals/District 2016?
I would agree regarding Philomath in the PNW. This is going to be interesting. I would expect a lot of people will be watching this event as a pre-cursor to District Championships :yikes:
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Forum: General Forum
11-11-2015, 14:24
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Replies: 170
Views: 23,667
Re: FRC Blog - Get Ready to Make FIRST Choices
Has anyone been able to figure if/when FC will open for "window shopping"? Will we have to just wait until the 19th to even see what might be available?
I guess it isn't a really big deal with...
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