Re[4]: [Icom] r7000 ci-v troubleshooting
John Blue
[email protected]
Thu, 13 Feb 2003 19:13:50 -0600
DA> Have you verified that your RS232-to-TTL level converter is
DA> working in both directions?
I have built all the designs that are on the internet. The only one
that I can marginally get funtional is the Deltacomm interface. The
diag software that ships with it has you manually open and close
squlech, and the three times that I was able to get that far .. it
worked as designed.
DA> CI-V is just an open-collector TTL bus; do you have access to an
DA> oscilloscope?
aye. Whatcha got in mind?