There is one thing that unites almost every computer and logic circuit commonly used in the hardware hacking and experimentation arena. No matter what its age, speed, or internal configuration, ...

The purpose of a circuit diagram is to convey the maximum amount of information in the most efficient fashion. One aspect of this is that the signals carried by the wires may be active-high or ...

Early PCs and other computers had serial ports, sometimes as their main interfaces for peripherals. Serial ports still survive, but these days they are more likely to have a USB connection into the ...