Re: help with cnc driver

--- In CAD_CAM_EDM_DRO@yahoogroups.com, "cook196801" <cook1968@...> wrote:

>
> bought a 3 axis controller from www.marchandice.com and three nema 23
> steppers.i connected the steppers(bi polar)red blue to a1-a2.black
> green to b1-b2 on controller.set ports and pins to data supplied,set
> port address on mach 3.plugged it all in powered up and motors lock up
> but wont move when i jog keys.tested dir pins on the end of port cable
> on direction pins with multimeter and get 3.3 volts does this sound ok.
> thanks for any help dave.
>

3.3V is low unless the interface card has buffers (hopefully so).
Have you configured the Charge Pump?. Port 1 pin 17 in MACH. No CP,
no movement. Did you get a MACH profile with it? The manual is
pretty sparse.

TOM C