Texas Instruments TITANIUM TI-89 User Manual

Page 728

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Connectivity

728

You can use optional parameters with the SendCalc or GetCalc command to specify
either the USB port or I/O port. (See Appendix A for details.) If you do not include these
parameters, the TI-89 Titanium communicates through the USB port.

The “Chat” Program

The following program uses

GetCalc

and

SendCalc

. The program sets up two loops that

let the linked devices take turns sending and receiving/displaying a variable named

msg

InputStr

lets each user enter a message in the

msg

variable.