Questions tagged [tmc2208]

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TMC2208 v1.2 stepper motor drivers not detected on SKR 1.4 turbo with RepRap firmware

I've upgraded my board to SKR1.4 Turbo with RepRap firmware. Everything works, but motors move double the request. M112 reports them as 'no-driver-detected'. ...
3
votes
2answers
136 views

Z axis no longer working on a working printer

I was printing an object and it started to drag so I stopped it. Went to move the Z-axis up so I could clear the bed and Z-axis would not budge. I switched the printer off and manually turned the ...
2
votes
1answer
29 views

What is the maximum length of the TMC drivers signal wires?

I would like to place the TMC drivers (the stepsticks modules, in fact) on the side of my controller board for easier cooling. What is the maximum length of the data wires? Specifically, Step and UART,...
0
votes
0answers
163 views

TMC2208,BMG and 0.9 degree stepper motor, is this a bad combination?

My printer randomly freezes partway into the print whenever I use the combination of Marlin 2.0, TMC2208 stealthchop, a 3:1 geared extruder and an E3D 0.9° stepper in a Bowden configuration on the E ...
1
vote
0answers
167 views

Why does my TMC2208 only rotate my stepper motor in one direction?

I have two TMC2208 stepper drivers, both with the exact same problem. They both only allow the motor to rotate in one direction. They are currently used inside a CoreXY style 3D printer. In my case, ...
2
votes
1answer
798 views

Is the Vref trimmer relevant on TMC2208 in UART mode?

I'm going to use TMC2208 stepstick in a printer and the firmware can control via UART the current during printing and during holding (static, no movement): the firmware has an explicit setting for ...