I'm using V2 software and the issue I'm having as that when I pull the plunger it starts off really slow (ie 10mm of real plunger pull moves the virtual plunger about 2mm) and then 'speeds up' to the point where after about 30mm then it gets closer to 10mm real to 10mm virtual. Is this just something to avoid a bit of jitter when the plunger is at rest? Or is this because VPX is setup for a key press plunger so it is hard coded to accelerate up to speed?
I can think of two possibilities:
1. You're using an audio-taper potentiometer. You didn't say what kind of sensor you're using, but if it's a pot, it needs to be a "linear taper" type. The behavior you describe would occur if you use an "audio taper" type, which has a logarithmic resistance curve, which would produce the kind of response curve you're seeing with varying speed across the pull range. If you're using an optical sensor, this obviously isn't the issue.
2. You might have run the Windows joystick calibration. The Windows calibration is bad for plungers; don't use it. If you might have accidentally run it in the past, you can delete the calibration as follows:
Bring up the Start menu search box or Press Windows+S
Type "set up usb game controllers" into the box
Click on "Set up USB game controllers" in the result list
Double-click "Pinscape Controller" in the list
Click on the "Settings" tab
Click "Reset to default"
Thanks MJR, I'm not 100% sure what type of sensor I'm using as a bought a kit from OZstick website
http://www.ozstick.c...inball-encoder/
I think it is potentiometer one as it has a little slider attached to the plunger.
In the calibrate screen it jitters between about 50 and 70, and when pull it fully back it goes to about 65000 position even though it says max of 4095. Even once I successfully calibrate it still goes up to 65k, I thought it would readjust so that a full pull would be 4095. Anyway if I go into Joystick viewer plunger it looks good in that I see the full range of the plunge back and forth. However in this screen I still have the issue where the first 10mm is real slow on screen, also now noticed it does the same at the other end too. Is there a way to see the sensor type I'm using in the config tool?




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