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USB to Serial Adapter - Programs the Stamp but doesn''t work ? — Parallax Forums

USB to Serial Adapter - Programs the Stamp but doesn''t work ?

ArchiverArchiver Posts: 46,084
edited 2002-10-28 18:26 in General Discussion
>I've tried shorting out pins to eliminate handshaking (as described in
>the manual), I've tried slower baud, and endless combinations of
>8,N,1,none, etc.

Have you tried putting the capacitor in series in the line from DTR
to ATN (pin 4 on the DB9)? That is the most common way that this
kind of problem is resolved.

pin 4 of DB9
||
ATN pin 3 on BS2ic
0.1uF
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