The device shown in Figure 17-1 is an RS-232–to–TTL converter board, designed to allow a PC with a serial (RS-232) port to communicate with a device that has a console (TTL) port. External converters ...

Q I'm having Internet connection problems with my Comcast cable modem. Recently I unplugged my laptop from the modem and plugged in my wife's computer. Later I reconnected my laptop to the modem, but ...

The first thing to do here is to clear the confusion between an internet modem and a router. While these two might look similar, and non-tech-savvy individuals often use them interchangeably, these ...