> Need one for a quick proof of concept. Does one exist, or is the only > recourse to use a PIC and write custom firmware? IIRC Microchip have a downloadable modem DSP library for a dsPic. --=20 Scanned by iCritical. --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .