[Elecraft] HB button box for K3

2013-03-07 Thread Brian Alsop
I really miss extra programmable buttons on the K3. To remedy this, I created a button box that has 20 programmable buttons. It's pretty elementary with a 4x4 keypad and four push buttons. One PIC, one voltage regulator and a MAX232 for RS232. All buttons are in-circuit programmable.

[Elecraft] HB button box for K3

2013-03-07 Thread Jan Ditzian
Brian, Do you have a schematic on the web for this, along with the other technical details? It was only yesterday that I found myself wishing for this capability. Jan, KX2A I really miss extra programmable buttons on the K3. To remedy this, I created a button box that has 20

Re: [Elecraft] HB button box for K3

2013-03-07 Thread Mike WA8BXN
If I understand this concept properly, its something like this. You have a box with multiple buttons on it. Each one sends a different macro string to the K3. Some kind of processor would be needed. Have to build a box with buttons on it and need serial output to go to the K3. If I wanted to