Talk:Prusa Printers

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No software-encoding of end-positions, its in the hardware of their trinamic drivers, the so called "StallGuard" technologiy. If the motor-movement is stopped by a physical barrier, the current-flow changes significantly, which is detected by the trinamic-chip-based driver. See

These drivers once have been btw. part of a crowdfunding campaign at indiegogo featuring a beaglebone-compatible cape named "T-Bone", see I just mention that because it means that this can act as an opensource reference-design.