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    • pfnundefined

      12864 displays and use of PS_ON M80/M81

      • • pfn
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      pfnundefined

      @gloomyandy this is a great idea. I would love to try it, but it seems the exp1.lcd_rst pin isn't exposed looking through https://github.com/Duet3D/RepRapFirmware/blob/3.4-dev/src/Config/Pins_Duet3Mini.h

      Is there an alternative name @dc42 ?

      Edit: Actually, I took a look at the big dipper schematic and it's simply shorted to 3.3v to pull the signal high. It seems like triggering lcd_rst wouldn't be possible

    • semi55undefined

      Nema 23 Backlash on direction change

      • • semi55
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      semi55undefined

      @hackinistrator thanks for your reply and sry for my delayed answer. Leadscrews aren't an option as I have to stick with the rotating movement instead of linear movement of the axis because it drives another belt.

      The motors are running at 24V.
      Yes, I need 2Nm roughly to be able to move the axle. I have a gear ratio of 5:1 with 1/8 microsteps and two 1.9Nm Motors which leaves me with 3.7Nm left if 19,51% of the max power of the motor is preserved through 1/8 microstepping regarding the faulhaber website.

      In theory and in praxis this is enough, the motor is working fine now. Only thing that I've pin pointed is that the timing belt is flexing too much and I am working on a solution for this at the moment.

    • re_tourundefined

      Unsolved Heater 1 fault for no obvious reason? see picture

      • • re_tour
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      re_tourundefined

      @gloomyandy I'll check it tomorrow since I want to finish this print(guess I'll just sit here all night and resume the print after every fault). Where should I look for the sensor on the hotend?

    • re_tourundefined

      BLTouch bed leveling is always off

      • • re_tour
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      Phaedruxundefined

      @re_tour said in BLTouch bed leveling is always off:

      RepRapFirmware for STM32F4 based Boards (biquskr_rrf_e3_1.1) version 3.3.0_11 (2021-11-04 23:04:15) running on STM32F4

      Ah, ok.

    • LinkVanayliundefined

      Ender 3 with BTT RRF 1.1 - no bed heat

      • • LinkVanayli
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      LinkVanayliundefined

      @jay_s_uk

      So I used a fresh SD card and reflashed the firmeware and all seems well. Thanks for all the help.

    • aharkey10undefined

      Solved Messed up updating firmware

      • • aharkey10
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      aharkey10undefined

      @phaedrux @phaedrux Got it going, many thanks! I considered doing that but was unsure if that was the proper course at the time and decided to get some help before I dug a deeper hole lol.

    • jay_s_ukundefined

      LPC/STM32F4 port of RepRap Firmware 3.3.x+ with ESP32 Support

      • • jay_s_uk
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      No one has replied

    • AS-3D Druckundefined

      Firmware 2.05 ->3.3RC3 does not update

      • • AS-3D Druck
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      AS-3D Druckundefined

      @dc42 okay thx, but i installed RC3 already so it is okay for me i guess. 🙂

    • GEEKOAMundefined

      Unable to set Z-offset, distance between nozzle and bed

      • • GEEKOAM
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      Phaedruxundefined

      G10 P0 X0 Y-20 Z0 ; set tool 0 axis offsets

      You only have a single nozzle, so why do you have an offset in Y? Tool0 nozzle should be considered 0,0,0

      G1 X32.3 Y32.3 F10000
      In your homez you should position the probe at the center of the bed for best results.

      G10 L2 P1 X0.00 Y0.00 Z1.78
      Not sure why that offset exists in your config-override.g. It shouldn't. Have you sent M500 at some point?

      @geekoam said in Unable to set Z-offset, distance between nozzle and bed:

      where is the right place to enter in that The nozzle needs to be -0.29 closer to the bed after a G28?

      Adjust your G31 Z value. A higher value moves the nozzle closer to the bed after homing. A smaller value moves it farther away after homing.

      So if you need to be 0.29 closer to the bed, add 0.29 to G31 Z

    • whopping pochardundefined

      Single axis "printer" possible?

      • • whopping pochard
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      fcwiltundefined

      @whopping-pochard said in Single axis "printer" possible?:

      Poe's Law strikes again!! 😂

      But I did include the wink as required. 😉

      Frederick

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