On 12 July 2013 17:41, propcoder <[email protected]> wrote: > Maybe someone knows where to find tested and working schematics?
http://tom-itx.dyndns.org:81/~webpage/cnc/ACPL-P480_opto_sch.png (It needs to be a totem-pole or push/pull opto, or it can charge the cap, but not discharge it, and the result is non-linear). The clue to the component is in the title, but not mentioned on the diagram. It's an ACPL P480 http://www.farnell.com/datasheets/611920.pdf > I found schematics of PWM to analog converter which uses two digital > optocouplers. That was mine too. The one above is simpler and almost certainly better. -- atp If you can't fix it, you don't own it. http://www.ifixit.com/Manifesto ------------------------------------------------------------------------------ See everything from the browser to the database with AppDynamics Get end-to-end visibility with application monitoring from AppDynamics Isolate bottlenecks and diagnose root cause in seconds. Start your free trial of AppDynamics Pro today! http://pubads.g.doubleclick.net/gampad/clk?id=48808831&iu=/4140/ostg.clktrk _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
