How to make a dual USB and serial cable from the Nikon Coolpix E990 USB cable.
The Nikon Coolpix E990 camera has a built-in communications port that supports both USB and regular serial (RS-232C) connections but the camera is supplied with only a USB cable. The serial cable is, in most parts of the world, an expensive special order item.The author decided to have a look at building his own serial cable. The connector on the camera end of the USB cable appears to be a custom part so making an entirely separate serial cable was out of the question.
| How to make a dual USB and serial cable from the Nikon Coolpix E990 USB cable. at delphys.net |
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