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 ...
If you’re a customer of Time Warner Cable Internet, you may have recently gotten a notice that the fee to lease a cable modem is rising from $3.95 to $5.99. The fee was originally introduced in ...