How about using some of the serial ports pin as IO? There is a module called hal_serport in emc2
Regards, Alex ----- Original Message ----- From: "Jack Ensor" <[EMAIL PROTECTED]> To: "Enhanced Machine Controller (EMC)" <[email protected]> Sent: Sunday, May 27, 2007 2:57 PM Subject: Re: [Emc-users] Control Panel for Axis - parallel port addressconflicts > Chris Radek wrote: > >>On Sat, May 26, 2007 at 07:14:06AM -0400, Jack Ensor wrote: >> >> >>>I plan on wiring momentary push button switches in parallel with the >>>appopriate short cut keys on the keyboard. One of the problems I see is >>>that of providing for the 2 key combination required for the Home-All >>>function. I assume that the key assignment can be changed in software >>>and hope someone can give me insight into how this could be done. >>> >>>Jack Ensor >>> >>> >> >>A better approach for a control panel would be to use halui. See the >>integrator's manual which describes how to use it. The manual may >>be slightly out of date regarding the available inputs, so use >>halcmd/halshow to examine them on a running EMC2. >> >>Chris >> >> >> >> > I don't have enough input pins left on the on the my three parallel > ports unless I reconfigure some of the ports to input. This means a > complete replacement and rewiring of of the existing flat cables and > reprogramming and checkout of the now working system. > > Another alternative may be to add another parallel port board to provide > more parallel ports. The current add-on board which provided 2 parallel > ports, had the addresses preassigned and adding another identical board > would surely have an address conflict. How can I add additional > parallel ports and avoid address conflicts? > > Jack Ensor > > ------------------------------------------------------------------------- > This SF.net email is sponsored by DB2 Express > Download DB2 Express C - the FREE version of DB2 express and take > control of your XML. No limits. Just data. Click to get it now. > http://sourceforge.net/powerbar/db2/ > _______________________________________________ > Emc-users mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/emc-users > ------------------------------------------------------------------------- This SF.net email is sponsored by DB2 Express Download DB2 Express C - the FREE version of DB2 express and take control of your XML. No limits. Just data. Click to get it now. http://sourceforge.net/powerbar/db2/ _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
