Spectra SAM-3040D - COM (Serial) Ports

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Hardware Installation

COM (Serial) Ports

COM1

COM2

COM3

COM1andCOM2

DCD-

DTR-

GND

1 2 3 4 5

RTS-

RI-

DSR-

CTS-

6 7 8 9

COM1,COM2andCOM4arexedatRS232.

COM 3’s pin denition will vary according to JP11’s settings. Refer to “COM 3

RS232/RS422/RS485Select”inthischapterformoreinformation.

Theserial ports areasynchronouscommunicationports with 16C550A-compatible

UARTs that can be used with modems, serial printers, remote display terminals,

andotherserialdevices.

COM4

1 9