[SD-User] Correction....

Nick G4IRX nick.sduser at nowindows.net
Sat May 10 01:27:41 EDT 2008


Jim,

I've not tried that method of keying via the serial port. I did use the 
parallel port which was OK most of the time, unlesss I asked the 
computer to do some other task. That wan under Win98. Since then I've 
been busy building a couple of Winkeyers.

Nick.

W4ATK wrote:
> Nick,
> 	WinKey is OFF. Experimentation has revealed the following:
> 	When you press the CTRL key and switch to KEYBOARD mode, DTR is asserted.
> 	If you then type a character on the keyboard, the first dit or dah will be
> "lost", then the balance of the first character and all subsequent
> characters will be sent normally.
> 
> Once you leave the KEYBOARD mode and later return the cycle repeats itself.
> I suspect the possibility of a bug in that when CTRL is pressed using the
> internal SD keyer DTR should not be asserted (negative), rather it is
> asserted (positive).
> 
> Jim W4ATK
> 
> -----Original Message-----
> From: Nick G4IRX [mailto:nick.sduser at nowindows.net]
> Sent: Friday, May 09, 2008 2:28 PM
> To: W4ATK
> Subject: Re: [SD-User] Correction....
> 
> 
> Jim,
> 
> Do you have SD in WINKEY mode? check with STATUS command, try toggling
> on and off with WINKEY command. WINKEY uses DTR and RTS to power the the
> keyer so they will be held at +ve volts.
> 
> Nick.
> 
> W4ATK wrote:
>> 	When I use the CTRL key or ALT-K to toggle into keyboard mode, I get a
>> locked key, the DTR line goes high and stays there. In log mode the keyer
>> works as expected. Any suggestions as to what I might have wrong in the
>> setup or what the problem might be? The OS is WinXP SP2.
> 
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