tc@hpscdc.scd.hp.com (Tc Peng) (10/04/90)
I am planning to do some experiments with my telephone set. Could anybody out there give me some pointers about how to detect the phone ring signal when there is an incoming phone call. Alan TC Penn voice : 1 408 553 3225 Hewlett-Packard email : tc@hpsctcd.hp.com Santa Clara, Ca. 95052