> MCP2200 looks like a valiant contender to the FT232R series I was disappointed that it needs an external crystal. There went the =20 size and cost savings (over ftdi) I was hoping to achieve. BillW --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .