I guess it's not about arduinoboy.

Check if you connected the cable well and if the connections really
reach the gameboy. Link Cables have 2 wires crossed.

Also, what makes you think the wires are joined together? I don't
understand what you mean by that.

greetings

Thomas firestARTer aka Frau Holle :-)

Fredrik Stolpe wrote:
> Yo!
>
> One suggestion: have you connected the link cable ground to arduinoboy
> ground?
>
> /F
>
> On Thu, Feb 5, 2009 at 10:04 PM, rsjtaylor2000 <rsjtaylor@gmail. com
> <mailto:rsjtaylor@...>> wrote:
>
> Have assembled the circuit on a breadboard but can't get LSDJ sync
> going.
>
> The MIDI in/PIC/button stuff all seems fine, with the various midi
> messages making the LEDs flash in the manner the manual suggests they
> should, leading me to believe the problem is somewhere around the 7414
> hooked up to the link cable.
>
> However I've checked + double checked all the connections with a
> multimeter (including from the 7414 pins on the breadboard to the end
> of the link cable) and it all seems fine. The only slightly odd thing
> is that with power on the two non-ground pins going to the link cable
> seem to be joined together, but they're not when the power's off, so I
> guess that's just a quirk of whatever the circuit does when in action
> (which, in case you haven't guessed, I really don't understand)
>
> Anyway, was wondering if anybody has any ideas or suggestions as to
> what might be wrong. I'm using a gameboy color at the mo as that's all
> i had a handy link cable for, but will probably buy another and try
> with my classic in a bit, just in case the link port itself is dead.
>
>
>