Indicator Lights for Morse Code with C | Keyhole Software
Though we don't really see as many of them as we used to, they are still with us. One helps indicate if a 10-key is in number or cursor mode. Another helps show when we use capital letters without holding the shift key. You might even have another to show if you accidentally hit the scroll lock key. I'm talking of course about keyboard state indicators. Most people only think of a keyboard as an output device, but given that it has a changeable state, it most definitely can be used for output...| Keyhole Software
