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Messages - JohnT

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1
Mach4 General Discussion / Re: Mach4 2 Point Outside Centering Problem.
« on: November 25, 2020, 08:17:52 PM »
It sounds like you have not entered the width of the Y axis of the part.    Mach needs to know the approximate size of the part before it can complete the routine.

2
Ok, what is the absolute minimum ohm resistor you would think would be safe?   I'll try it and see what happens.

3
Well as I said I am no electronics wizard but I tried a 1k, 470ohm, and one more but it took a 100ohm to get it to work.    I am just happy that it works and it works well.     On a positive note having to try to find the answer I have learned more about my machine and Mach 4 and probing.  So my day was not a waste.

4
Solved!!   A 100 ohm resistor is what it took to make it work.  I just kept going down in size and thats the one that did it.  Thanks for the replies and help.

John

5
Ok thank you for the reply, I do realize that I mispoke about the ess and C25.  I'm not a wiz with electronics (I am an extra class ham radio operator though)  so bare with me.  Ok so you say I need a 1k resistor as a pull up resistor and I am guessing that would go between my pin 13 and the 5v?   I think I actually tried that with a 1k resistor but it still did not work.    If that is not what you meant let me know.  Thanks.  I will try again to figure this out tomorrow and post a little more detail and some photos if I can.

6
I spent one full day trying to get the touch plate to work and I was not successful.   I read the entire other thread on the subject and tried everything.   So here is what I followed, one wire of the touch plate on port 2 pin 13 with a  4.7k resistor on pin 13 and 5v.   I have the ESS set to low.  Without anything touching the touch plate wires the probe led on the diagnostic is illuminated.   I tired other resistors with the same result.  The only way I can get the led on the diagnostic screen to go out is by running a jumper from the 5v to pin 13.    With the 5v running to pin 13 the touch probe will work until it hits and then the ESS loses communication due to power interruption which I am assuming is probably not good for the board.    Also without any wires connected to any pins when pin 13 is set to low the led on the diagnostic board is lit.  If I set the ESS pin 13 to high the probe led on the diagnostic screen works perfect when putting 5v to pin 13 but obviously this won't work.

I am using the C25 BOB and an external power supply.  If anybody has any ideas or if more information is needed let me know please.


7
Mach4 General Discussion / Re: Mach 4 with ess surging issue
« on: April 28, 2018, 10:47:31 AM »
Solved,  g-code was fine but apparently the computer was just running out of RAM.  New computer, new install of M4 and ESS and now runs like a top. ;D

8
Mach4 General Discussion / Re: Mach 4 with ess surging issue
« on: April 25, 2018, 04:50:52 PM »
did the link not work?

9
Mach4 General Discussion / Re: Mach 4 with ess surging issue
« on: April 25, 2018, 04:46:06 PM »
Ok this is driving me nuts.  I have narrowed down this problem to one line in the g-code which is line 758.  right when it gets there the machine starts its surging every time.  I do not see any errors in the g-code or am I missing something?http://i11.photobucket.com/albums/a167/S76911Driver/IMG-0006.jpg

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Mach4 General Discussion / Mach 4 with ess surging issue
« on: April 25, 2018, 11:18:41 AM »
I have an issue with Mach 4 which I am unable to resolve.   It runs fine through about 750 lines of g-code and then starts to surge.  I have a link to a youtube video and its around the 25 second mark.   https://www.youtube.com/watch?v=VVcAZpRVGns.   [img]http://i11.photobucket.com/albums/a167/S76911Driver/1pocket.jpg/img]  Here is where the gcode starts this issue.http://i11.photobucket.com/albums/a167/S76911Driver/1pocket.jpg.    I am using windows 10.  I'll provide more info if anyone can help.

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