Search found 4 matches

by greeno76
Tue Oct 02, 2018 1:02 pm
Forum: Hardware
Topic: TMC2130 Testing (UNO) and Implementation (RUMBA)
Replies: 6
Views: 2741

Re: TMC2130 Testing (UNO) and Implementation (RUMBA)

Apologies, the attachment function on this board seems to be doing strange things!
by greeno76
Tue Oct 02, 2018 1:00 pm
Forum: Hardware
Topic: TMC2130 Testing (UNO) and Implementation (RUMBA)
Replies: 6
Views: 2741

Re: TMC2130 Testing (UNO) and Implementation (RUMBA)

Hi, I've run a clean test on this. New TMC2130, different Arduino UNO. SPI pins as suggested. Details below. The result is the same as previously, ie. nothing. I can't figure out what's going on. Is there another way to test the stepper motor drivers to verify they are working properly? I can't seem...
by greeno76
Thu Sep 27, 2018 4:39 pm
Forum: Hardware
Topic: TMC2130 Testing (UNO) and Implementation (RUMBA)
Replies: 6
Views: 2741

Re: TMC2130 Testing (UNO) and Implementation (RUMBA)

Hi, Thanks for your comments. Hm you are suppling VIO and VM from the same source. VIO should be 5V from the UNO and not 12V from the source you are suppling to VM the power supplies are wired as you've kindly suggested. The breadboard power rails are separate supplying 5v (from UNO) to the left and...
by greeno76
Thu Sep 27, 2018 11:18 am
Forum: Hardware
Topic: TMC2130 Testing (UNO) and Implementation (RUMBA)
Replies: 6
Views: 2741

TMC2130 Testing (UNO) and Implementation (RUMBA)

Hi, I've scoured the internet trying to find seams of information on this. There appears to be so little that I can only assume that I'm missing something so obvious that no-one bothers to ask about it! I wondered if anybody on this forum might have some relevant knowledge or experience? Problem : I...