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 ...
It’s kind of insane that internet service providers have convinced us it’s just as good to rent a cable modem instead of buying our own. Often, the modem we rent is inferior to what we could buy. It ...