Search found 3 matches

by mmcv2008
Sat Sep 03, 2016 8:56 pm
Forum: Control Board
Topic: GTM32 - can DRV8825 drivers be used?
Replies: 14
Views: 29836

Re: GTM32 - can DRV8825 drivers be used?

Unfortunately there is no source and not a real support for the GTM32 and M201 combination - so I cannot recommend this combination to friends at the moment.

To overcome the problem and to increase the number of steps/mm further I exchanged now the 20 tooth pulley on X & Y axis with a 16 tooth ...
by mmcv2008
Sun Aug 14, 2016 12:37 am
Forum: Control Board
Topic: GTM32 - can DRV8825 drivers be used?
Replies: 14
Views: 29836

Re: GTM32 - can DRV8825 drivers be used?

For the moment I have solved it for me by replacing the X & Y Steppers with 0.9° Steppers from ebay 15.5€ ant that works after adapting the steps/mm perfectly.
But still hope we can use DRV8825 with a corrected firmware - that would be great and would double the steps/mm again. :-)
by mmcv2008
Sun Mar 06, 2016 7:13 pm
Forum: Control Board
Topic: GTM32 - can DRV8825 drivers be used?
Replies: 14
Views: 29836

Re: GTM32 - can DRV8825 drivers be used?

How did you manage to get the DRV8825 working?
I use Firmware 1.03 with the older layout of the DRV8825 carrier (had them n the bin) - mean I soldered a 10k resistor between fault and sleep pins.
I replaced 2 driver - on X- and Y-axis.
I can move the X- and Y-axis after adjusting the ref-voltage to ...