On 08/27/2011 09:15 AM, Jon Elson wrote: > Viesturs Lācis wrote: >> So what can I do now? Peter mentioned some low level poking. How can I >> do that and what tools do I need for that? >>
The following page might be of some help to troubleshoot parallel port issues: http://www.epanorama.net/circuits/parallel_output.html >> >> And I would appreciate, if any user would share their experience >> suggestions for EPP-capable PCI add-in card. >> > You should be able to run an EMC config for software stepper output and > see if it will > even start up. If it does, then use a voltmeter, earphone with series > resistor or, if you > have one, an oscilloscope, to see if the step and direction pins work as > expected. > Some of the reports you have shown seem to indicate the port is not > working at all > (where all registers read as 255). I'm thinking that the BIOS may have > disabled the > port, but it could also be that the parport chip has gone bad. > > Jon -- Rafael ------------------------------------------------------------------------------ EMC VNX: the world's simplest storage, starting under $10K The only unified storage solution that offers unified management Up to 160% more powerful than alternatives and 25% more efficient. Guaranteed. http://p.sf.net/sfu/emc-vnx-dev2dev _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
