Texas Instruments TITANIUM TI-89 - Manual (Page 730)

Connectivity 730
To synchronize GetCalc and SendCalc, the loops are arranged so that the receiving unit executes
GetCalc while the sending unit is waiting for the user to enter a message.
Running the Program Running the Program Running the Program Running the Program
This procedure assumes that:
• The two devices are linked with the connecting cable.
• The Chat program is loaded on both devices.
- Use each device’s Program Editor to enter the program.
– or –
- Enter the program on one device and then use VAR-LINK to transmit the
program variable to the other device.
To run the program on both devices:
1. On the Home screen of each device, enter chat( ) .
2. When each device displays its initial prompt, respond as shown below.
3. Take turns typing a message and pressing ¸ to send the variable
msg to the
other device.
On the: Type:
Device that will send the first
message. 1 and press
¸
.
Device that will receive the first
message. 0 and press
¸
.