> Which uC are you using for this project? It is a zero-cost add-on for my Wisp648. It simply samples a few pins at the maximum rate allowed by the 115k2 baud serial line (=> 11.52 ks/s). The rest is up to the PC. 11ks/s is not very impressive (in fact is is slooow), but at 0 cost... > Irregular pulse is a good feature to add. whatizzthat? -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist