hello! >>> >> >> EMC only really understands digital signals, that is the problem. The >> sensors you show have analogue outputs. >> There are a number of ways to get analogue signals into EMC, but they >> all involve some form of signal conversion. The simplest is probably a >> voltage-frequency convertor IC wired to one of your digital IO pins >> and an Encoder in HAL set to Counter Mode. The encoder.velocity then >> represents the value of your analogue voltage. >> Alternatively you could use a PWM generator of some form. >> >> Another approach that I have not seen used yet would be to cannibalise >> a USB gamepad and wire your sensor in the place of one of the analgue >> joystick potentiometers. There is a lot of good info on the >> linuxcnc.org wiki on interfacing gamepads with EMC2 >> >> Andy >> > > There are also some ready made industrial analog to frequency converters on > the market that clip onto a 35mm din rail and they are in the $100-$200 range. > > Dave >
Andy, thanks for suggestions! ok, i understand that i need to convert sensor's output of 0-10V to digital signal. and i would prefer solution with lowest cost possible. is Pixsys DRR 245 controller suitable for this purpose? thanks! Viesturs ------------------------------------------------------------------------------ Download Intel® Parallel Studio Eval Try the new software tools for yourself. Speed compiling, find bugs proactively, and fine-tune applications for parallel performance. See why Intel Parallel Studio got high marks during beta. http://p.sf.net/sfu/intel-sw-dev _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
