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A4988 green pcb not working, any solution? #565
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Are you sure you want to combine TMC2209 and A4988? |
Yes i want to use A4988 for Z and E0, later in time i will switch to all-tmc2209 probably, but for now that's what i want. |
About two years ago, I tried to run the TMC2208 splu with another non-TMC model. The first thing you should disable is Next, I would try to disable other options. For example: |
Tried your suggestion, its not working. Problem is good known, green A4988 is not working on some (or all) skr boards.. hope someone can hack this out. Thx |
Hello world, my first post @ git :) I have read similar topic which is closed, there was no solution for problem.
I switch from ramps to skr 1.4 turbo (Marlin 2.9.0.1), got 2x tmc2099 for X,Y but i want to use my old A4988 for Z,E0 as i have ~6 of them and want to use it on this board. They are green version (chinese). So far A4988 is imposible to use, there is no motor movement, multimeter show good reading on +v pot but driver is not responding on commands. Tried different things in marlin settings(like MINIMUM_STEPPER_PULSE etc), nothing helps, its not respoding.. Green and red A4988 are pin-pin same and same controller, i see no reason why it is not working on this board and in same time it works on ramps without any problems? Cheers!
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