johnnyz said:
I cant believe no one knows how to hook this ttl 4 pin connector to a usb ...
First stop is always the manufacturer - not a public forum.
Same amount of typing to get authoritative information.
That said - I have never programmed a Kelly, but my guess is that you need this adapter to mate that standard cable to the controller-specific JST-4F connector you pictured:
http://kellycontroller.com/sm-4a-to-db9rs232-converter-p-1403.html
4pin.jpg