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Anything related to printer controllers not being Duet, RAMPS or Sanguinololu: microprocessors, motor and heater driver circuitry, gEDA/KiCAD issues, soldering tips, etc.
Re: reprap radio - 12 years ago
Thanks for the information I will definitely shield my electronics around hereby Tom_Neverwinter - RAMPS Electronics
reprap radio - 12 years ago
I am not sure if I am hearing things or if I createda radio curcuit, but I can swear I heard the radio playing on my stepper motor. I had just started to fine tune my z axis pot. following the wiki article (http://reprap.org/wiki/Pololu_stepper_driver_board) being anxious to fine tune my printer; I first set it high (max) the lowered it. then I went to check the reading on the multimeter, howeverby Tom_Neverwinter - RAMPS Electronics
Re: mendel z axis steps per mm - 12 years ago
it has a belt and threaded rod, so its not direct drive, sorry if I didnt mention that. the gears are 8 and 20 T5 waitaki Wrote: ------------------------------------------------------- > With motor steps/rev at 200 > microstepping at 16 and.. > 8mm rod @ thread pitch of 1.25mm, then... > > Z steps= 200 x 16 / 1.25.. > > Z axis steps/mm = 2560by Tom_Neverwinter - General Mendel Topics
Re: mendel z axis steps per mm - 12 years ago
too low and as I said before Im running 4500 with problems acceleration = 5 still gives problemsby Tom_Neverwinter - General Mendel Topics
mendel z axis steps per mm - 12 years ago
read everything!!! ok I have a techzone lazercut mendel, I have replaced all the electronics and the extruder / hotend (exactly yeh same as the AO-100 so I KNOW these are 100% correct) ramps 1.4 pololus w/ overvoltage support wiring is correct endstops are correct (thanks nophead) the real problem is my z axis steps per mm I have tried several values, hundreds 1000 2000 3000 4000 I am currentlby Tom_Neverwinter - General Mendel Topics
Marlin Endstop wiring - 12 years ago
Read or do not respond. Ok I know that marlin uses a non standard mechanical end-stop wiring scheme. I'm using radioshack endstops 275-0016 (I DO NOT NEED AND OR WANT THE CODING JUST A WIRING DIAGRAM) (this is not the correct wiring for marlin firmware, but is a great reference point) this also is not correct for marlin firmware can anyone provide sources with a explanation of how to propby Tom_Neverwinter - Controllers
USA Want to buy - 12 years ago
I need mendel pullys, this is the type I would like made from abs thanks in advanceby Tom_Neverwinter - Plastic RepRap Parts for Sale