I'm looking to build a TMC2660 bob like board, but the official bob comes with the TMC4210 however the spi goes to both the 4210 and the 2660, can someone explain what is the advantage of having the 4210 there ? I mean why is the spi connected to both chips instead of just the 4210...
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Edited 3 time(s). Last edit at 07/10/2018 10:16PM by khessels.