On 2011-02-18 13:53, Funny NYPD wrote: > I just found the Tera Term will set RS232's DSR pin at "8.9V" by default = on my > desktop PC. > > Is there a way to have the Tera Term set DSR at "-8.9V"? > De-assert it. The control line levels are inverted from the signal line=20 levels. https://secure.wikimedia.org/wikipedia/en/wiki/RS-232#Voltage_levels Joe Koberg --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .