Thanks for the help. 

I'm not getting anything out. I measured with an Amprobe 37XR-A True RMS 
Digital Multimeter  at the pins on the pcb as well as at the parallel port 
output and got nothing. Should I be checking on the bbb then? what pins 
should i be checking on there? Thanks again.


On Friday, August 26, 2016 at 12:24:40 PM UTC-4, Jeff Pollard wrote:
>
>
> Hi,
>
>    When you jog, look at the voltage on pin3 of the DB25 connector and 
> note its level.  Then jog the other direction, and note the voltage while 
> jogging.  The voltage should swing from a low level of less than 1.0 volts 
> to a high voltage of greater than 3.0 volts (or the other way around 
> depending on the direction you jog).  This is an easy test to see of 
> electrical commands are coming out of the BBB_DB25.
>
> Jeff
>
> On Saturday, August 20, 2016 at 3:54:34 PM UTC-7, ziggy wrote:
>>
>> Hi folks,
>>
>> I've bounced around the forums etc a bit. I'm trying to get my machinekit 
>> -> BBB -> Xylotex DB25 cape -> parallel port cable -> gecko g540 -> 3 x 
>> nema 23 motor moving.
>>
>> This is just an electronics software test before mounting and calibrating 
>> etc.
>>
>> I've disabled the fourth axis in the Xylotex.hal and ini files (which 
>> i've attached ). 
>>
>> Any help to pin point what i might have missed would be great.
>>
>> Things i've done: 
>>  *  tested pin connectivity on the db25 cable for each pin with a 
>> multimeter, no open circuits detected and the pins are one to one which i 
>> assume is the straightthrough kind
>>  *  tested gecko with the 48V power supply that comes with the kit from 
>> automation technologies the motors are powered and humming (not sure if 
>> that's a good or bad thing)
>>  *  hal configuration tool/plugin on axis shows pulses/signals being 
>> generated on emcmot.xx for both pos and vel cmd pins for all three axes. 
>>  Same for the motor.xx.command pins 
>>  *  I can software jog etc but nothing moves the motors
>>  * i have the pin 1 and pin 10 of the xylotex bbb cape connected per my 
>> understanding of the instructions on xylotex website to have a normally 
>> closed  connection between the two 
>>  * I also have the typical estop connection wired for the gecko (tested 
>> and working.
>>  * tested all db9 connections to make sure they are wired according to 
>> geckos docs as well.
>>
>>
>> Let me know if there's any other information I'm missing that might help. 
>> All and any help is greatly appreciated.
>>
>

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