I heard that you can get the official universal time from a GPS Satellite Maybe you can communicate serially to a GPS receiver module. -----Original Message----- From: Tony Pan [mailto:weidong.pan@VERIZON.NET] Sent: Tuesday, December 17, 2002 8:55 AM To: PICLIST@MITVMA.MIT.EDU Subject: [PIC]: How to obtain the official US time clock? Hi, I really need to design a product that knows the official U.S. time, aside from other features. Can someone tell me what is required for the hardware and software to acquire the official time? And what kind of connections are required? Thanks a lot! Tony -- http://www.piclist.com hint: To leave the PICList mailto:piclist-unsubscribe-request@mitvma.mit.edu -- http://www.piclist.com hint: To leave the PICList mailto:piclist-unsubscribe-request@mitvma.mit.edu