Dmitriy A. Kiryashov wrote: > Any hints about names/numbers for those side related protocols ? > > For example full host-modem handshake utilizing hardware > CTS/RTS/DCD/DSR/etc wires. > > Where can I find an info/examples with explanation how it's working? > Exactly scheme of handshaking itself not description of RS232 features. > Dmitriy, You could try the RS-232 Interfacing section (at the bottom) of http://www.beyondlogic.org/ Good luck, Rob. -- Rob Hamerling, Vianen, NL phone +31-347-322822 homepage: http://www.robh.nl/ -- http://www.piclist.com hint: PICList Posts must start with ONE topic: [PIC]:,[SX]:,[AVR]: ->uP ONLY! [EE]:,[OT]: ->Other [BUY]:,[AD]: ->Ads