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  1. Lance Weston
    Post

    Confused

    Thanks, I will chase down the github. I found the schematic of the Ramps board and the the Ramps output is a FET switching to GND. If I connect...
    Post by: Lance Weston, Mar 23, 2019 in forum: General Questions
  2. Lance Weston
    Post

    Confused

    I ordered a Zyltech Ramps Arduino combo for $25. The Robo board uses 24v to the steppers. On the Zyltech this would not let me PWM the fans at...
    Post by: Lance Weston, Mar 23, 2019 in forum: General Questions
  3. Lance Weston
    Post

    Confused

    great..... I don't know how to do that. When all of the parts come in and are wired on the bench I will be back asking for help. Used to write...
    Post by: Lance Weston, Mar 22, 2019 in forum: General Questions
  4. Lance Weston
    Post

    Confused

    Post by: Lance Weston, Mar 22, 2019 in forum: General Questions
  5. Lance Weston
    Post

    Confused

    I do not want to modify firmware. I am hoping the boards are plug and play. I have a spare rasberry pi and steppers. I should be able to wire...
    Post by: Lance Weston, Mar 22, 2019 in forum: General Questions
  6. Lance Weston
    Post

    Confused

    I think the best ting to do is buy the 12v boards use...
    Post by: Lance Weston, Mar 22, 2019 in forum: General Questions
  7. Lance Weston
    Post

    Confused

    I intend to research these boards. For now I have asked Robo to send me another Robo board. Thanks for all of the help. I did not realize...
    Post by: Lance Weston, Mar 22, 2019 in forum: General Questions
  8. Lance Weston
    Post

    Confused

    This has the Mega 2560 arduino board. How do I know which Mega 2560 is good for me?...
    Post by: Lance Weston, Mar 22, 2019 in forum: General Questions
  9. Lance Weston
    Post

    Confused

    Post by: Lance Weston, Mar 22, 2019 in forum: General Questions
  10. Lance Weston
    Post

    Confused

    Okay, I think I have it straight but want to make sure. If I purchase...
    Post by: Lance Weston, Mar 22, 2019 in forum: General Questions
  11. Lance Weston
    Thread

    Confused

    I am confused, I do not know where the arduino firmware resides. There is a Rasberry Pi board and a Ramps board in the Robo R2. I have firmware...
    Thread by: Lance Weston, Mar 22, 2019, 68 replies, in forum: General Questions
  12. Lance Weston
    Post

    Stepper Motor Driver failed on Ramps Board

    I am using the R2
    Post by: Lance Weston, Mar 22, 2019 in forum: Troubleshooting
  13. Lance Weston
    Post

    Unanswered Sudden Under Extrusion

    Yes that is an R2 arm. I did not know the arms were different. If I got an R1 arm or drawings I could make it for that as well.
    Post by: Lance Weston, Mar 22, 2019 in forum: General Questions
  14. Lance Weston
    Thread

    Stepper Motor Driver failed on Ramps Board

    I am reposting because I did something stupid. I saw Mark solved and clicked on it thinking that Mark had a solution. I now realize what Mark...
    Thread by: Lance Weston, Mar 22, 2019, 2 replies, in forum: General Questions
  15. Lance Weston
    Post

    Unanswered Sudden Under Extrusion

    I found that my arm had cracked and I was having the same problem. I posted https://www.thingiverse.com/thing:3422281. This is a much stronger...
    Post by: Lance Weston, Mar 22, 2019 in forum: General Questions
  16. Lance Weston
    Post

    Unanswered Sudden Under Extrusion

    Post by: Lance Weston, Mar 22, 2019 in forum: General Questions
  17. Lance Weston
    Post

    Anyone upgrade Y rods?

    Robo uses mild steel rods. Once the gears are put on the rods the set screws embed into the rods making gear changing tough. I would buy ground...
    Post by: Lance Weston, Mar 22, 2019 in forum: General Questions
  18. Lance Weston
    Thread

    Stepper Motor Driver failed on Ramps Board

    On my Robo R2, my X stepper motor driver failed on the Ramps board. I see that the board has a few stepper drivers on it. I have gathered that...
    Thread by: Lance Weston, Mar 22, 2019, 8 replies, in forum: Troubleshooting
  19. Lance Weston
    Post

    auto leveling

    Hi Mark, This looks very promising. Much thanks
    Post by: Lance Weston, Dec 16, 2018 in forum: Troubleshooting
  20. Lance Weston
    Post

    auto leveling

    Hi Mark, I am not looking for micron tolerances, or rather 50 micron. And the Robo is capable of the repeatability I want. It already does it...
    Post by: Lance Weston, Dec 16, 2018 in forum: Troubleshooting
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