Re: [Emc-users] linuxCNC BBB capeless

2014-01-03 Thread andy pugh
On 3 January 2014 02:05, Josiah Morgan josiahmor...@gmail.com wrote: does anyone have a script written for homing in this scenario? If the gantry can survive a momentary out-of-square then you may find that nothing special needs to be done. Simply give the same homing sequence number to each

Re: [Emc-users] linuxCNC BBB capeless

2014-01-03 Thread Len Shelton
Finally got help from sourceforge with my email troubles - after 3 months of waiting for a response. This homing sequence is a hot topic for me. We wrote a custom homing configuration that works well, but unfortunately it doesn't work the the PRU step generator. Simply give the same homing

Re: [Emc-users] linuxCNC BBB capeless

2014-01-03 Thread andy pugh
On 3 January 2014 17:31, Len Shelton l...@probotix.com wrote: Simply give the same homing sequence number to each side. This wouldn't work unless you actually assigned a separate joint to each motor and programmed your g-code accordingly. It needs to be simpler than that. It is simpler

Re: [Emc-users] linuxCNC BBB capeless

2014-01-03 Thread Gene Heskett
On Friday 03 January 2014 13:23:04 Len Shelton did opine: Finally got help from sourceforge with my email troubles - after 3 months of waiting for a response. This homing sequence is a hot topic for me. We wrote a custom homing configuration that works well, but unfortunately it doesn't

Re: [Emc-users] linuxCNC BBB capeless

2014-01-02 Thread Josiah Morgan
thanks. everything is coming together nicely now. much thanks to all the people who worked on getting this linuxcnc build put together. I do have a couple more questions about my implementation. my x axis will be using 2 independent steppers. and these 2 motors will have independent homing

Re: [Emc-users] linuxCNC BBB capeless

2013-12-31 Thread Josiah Morgan
:; Reply-To: Enhanced Machine Controller (EMC) emc-users@lists.sourceforge.net javascript:; javascript:; To: Enhanced Machine Controller (EMC) emc-users@lists.sourceforge.net javascript:; javascript:; Subject: Re: [Emc-users] linuxCNC BBB capeless Charles, Thanks again for the help

Re: [Emc-users] linuxCNC BBB capeless

2013-12-31 Thread Charles Steinkuehler
On 12/31/2013 9:14 PM, Josiah Morgan wrote: Thank you. I finally got it all working to control the vfd. I was looking at the wrong documentation which said step-type instead of control-type. I do have another quick question. You define the stepgen pins using a hexidecimal number for the

Re: [Emc-users] linuxCNC BBB capeless

2013-12-30 Thread Josiah Morgan
javascript:; Reply-To: Enhanced Machine Controller (EMC) emc-users@lists.sourceforge.net javascript:; To: Enhanced Machine Controller (EMC) emc-users@lists.sourceforge.net javascript:; Subject: Re: [Emc-users] linuxCNC BBB capeless Charles, Thanks again for the help. Reading

Re: [Emc-users] linuxCNC BBB capeless

2013-12-30 Thread Charles Steinkuehler
-users@lists.sourceforge.net javascript:; Subject: Re: [Emc-users] linuxCNC BBB capeless Charles, Thanks again for the help. Reading the manual for the vfd, it looks like the input is a frequency pulse train rather than pwm to control spindle speed. Is there a simple way to generate

Re: [Emc-users] linuxCNC BBB capeless

2013-12-29 Thread Peter C. Wallace
-users] linuxCNC BBB capeless Charles, Thanks again for the help. Reading the manual for the vfd, it looks like the input is a frequency pulse train rather than pwm to control spindle speed. Is there a simple way to generate a variable frequency pulse to control spindle speed rather than

Re: [Emc-users] linuxCNC BBB capeless

2013-12-29 Thread Charles Steinkuehler
) emc-users@lists.sourceforge.net Subject: Re: [Emc-users] linuxCNC BBB capeless Charles, Thanks again for the help. Reading the manual for the vfd, it looks like the input is a frequency pulse train rather than pwm to control spindle speed. Is there a simple way to generate a variable