Josh Koffman ha scritto: > On Thu, Nov 5, 2009 at 3:28 AM, Dario Greggio wrote: >> Is it AC or DC? >> >> I used 220V dimmers for 24VAC with success, or simple PWM switcher for DC. >> I have a PIC-based board which accepts commands via RS485. > > Hi Dario, > > It's DC. Is your board something I could see for driver ideas? > Oh, just a basic PIC->resistor->Darlington (say BDX53C) I can post a schematic but it's really no more than this, apart from a fuse and the firmware -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist