If your company only has the resources for a single telephone line, you can use it to support a telephone, fax machine and a computer modem. While ideally you would have a dedicated phone line for ...
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 ...
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