Post by thread:[OT] ISDN telecomms type components

part 0 2910 bytes <META content=text/html;charset=iso-8859-1 http-equiv=Content-Type> <META content='"MSHTML 4.72.3110.7"' name=GENERATOR> </HEAD> <BODY bgColor=#ffffff> <DIV><FONT color=#000000 size=2>Has anyone used ISDN digital telecomms components (Siemens, Mitel, etc.)?</FONT></DIV> <DIV><FONT color=#000000 size=2></FONT> </DIV> <DIV><FONT color=#000000 size=2>Apart from the obvious use in digital telephones and telephone systems, these would appear to have many other potential uses - eg. digital audio transmission and routing, compressed video transmission, etc.</FONT></DIV> <DIV><FONT color=#000000 size=2></FONT> </DIV> <DIV><FONT color=#000000 size=2>I am finding the data sheets difficult to understand.  They assume a knowledge of ISDN terminology and protocols that I do not have!  The applications that I have in mind may not need to be ISDN compatible - basically I am interested in routing combined digital audio/ compressed video and control data from A to B.  However, no doubt, it would be best if I keep to standard protocols which would then also allow the data to also be routed between sites over a telephone line.</FONT></DIV> <DIV><FONT color=#000000 size=2></FONT> </DIV> <DIV><FONT color=#000000 size=2>Components I have been looking at include Siemens PSB2186 ("Terminal Equipment" end - to use the jargon) communicating with PEB2084 (quad transceiver).  This would involve a four wire link.  Alternatively, a two wire link could be implemented with PSB2196 and PEB2096.</FONT></DIV> <DIV><FONT color=#000000 size=2></FONT> </DIV> <DIV><FONT color=#000000 size=2>A microcontroller is used to set up registers and to handle the various protocols.</FONT></DIV> <DIV><FONT color=#000000 size=2></FONT><FONT color=#000000 size=2>What I need to know is how to get these devices to "talk" to each other.  </FONT></DIV> <DIV><FONT color=#000000 size=2></FONT> </DIV> <DIV><FONT color=#000000 size=2>Examples of code for any micro would be very helpful.  Equally, I should appreciate any pointers to sources of information/ recommended books relating to ISDN, etc.</FONT></DIV> <DIV><FONT color=#000000 size=2></FONT> </DIV> <DIV><FONT size=2>Regards,</FONT></DIV> <DIV><FONT size=2>Doug</FONT></DIV> <DIV><FONT color=#000000 size=2></FONT> </DIV></BODY></HTML> </x-html>