Ray,
Thanks for taking the time to play with that code - I saw your post regarding doing away with the silly string.getBytes() method however I didn't look back on the forums until today.

It's not complete, and it doesn't implement all the possible functions on the lk204-25-usb datasheet PDF but ...

Thats always the way isn't it :lol:

Thanks for the link anyway Ray.

I'm interest as to whether or not there is any better example Java source? Using this current one when I call the clear() method, I just get odd characters appearing on the screen, it looks like a weird P followed by a Square Root ...

Okay, I'm answering my own question :lol:

Enabling the drivers
The Linux driver which must be enabled for this lk204-25-usb LCD to work is called 'ftdi_sio' - it comes with Ubuntu 7.10 by default HOWEVER it does not know about the lk204-25-usb device.

By playing with 'lsusb' while plugging ...

Hey, having spent 7 hours on this today I'm admitting defeat and asking for help :lol:

I have the LK204-25USB device. I have connected it and its powered up no problem.

Initially I found the LCDControl java source code at http://www.lcdforums.com/forums/viewtopic.php?t=2724 - a little fiddling ...