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Everything about Marlin firmware : Discussions, questions, support and feature requests...
Re: bltouch G28Z homes only if i run M43 S first - 8 months ago
Switching to 5v and sw mode fixed the problemby macbar - Firmware - Marlin
Re: bltouch G28Z homes only if i run M43 S first - 8 months ago
I did some digging into the code and my current guess is that there is something wrong with interrupts: it doesn't get registered. M43 uses direct pin read so it works but M28 waits for axis value to be set to 0 by interrupt and it doesn't happenby macbar - Firmware - Marlin
bltouch G28Z homes only if i run M43 S first - 8 months ago
I'm trying to get to bltouch working. I'm running Marlin 2.1.2.2 After reset/power down if I run homing G28 XY homes correctly but there is issue with Z homing: Bltouch probe deploys but compressing the probe doesn't stop bed from moving up. But if I do the test: "M43 S" first (test passes) then it starts working => i can run G28Z and it will home correctly. -> wiring is ok and there mustby macbar - Firmware - Marlin