Just purchased from Mouser.
Using 5 volts, it lights up but it is not displaying or receiving text.
Thanks
Leon

Just purchased a lk204-25 from mouser.
The screen lights up but there is no logo text nor can I send text.
Is there something that you can suggect before I send it back.

Thanks
Leon

Thanks Troy,
Now I understand.
Leon

I am almost afraid to post again because you keep sending me some where else. I promise that this is my last try. When I press the up arrow key on the keypad, yes it does send a 'H' to the serial port. That is why I brought your product in the first place. I want to change that 'H' into "Hello ...

I am learning Visual Basic. I just want to attach commands to the keypress using visual basic without learning c programming.
I want to send serial commands to serial devices such as ipod,projectors stepper motors, etc.
Has anyone used Visual Basic to do this?
Thanks
Leon

Can anyone give me an example on how to send hex code from a LK202-25 by pressing a button on the keypad using Visual basic 6.
Thanks
Leon

I have a LK202 25 with the 7 button overlay. I want to send ttl hex code out to the serial port, by pressing one of the buttons. Can you send me a short example in c or basic. Or is this possible?
Thanks
Leon