Jupiter Instruments
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15. The Setup menu is now displayed (See Figure 5)
Figure 5. Setup Menu
16. At the Bus Voltage group, select a 1K ohm bus pull-up resistor by clicking the up/down buttons.
17. Click
OK
to save the selection and close the Setup Window.
18. At the main window, turn-on the external bus voltage by clicking
Enable
in the External Bus
Voltage group.
19. Enable Message Looping by clicking
Enable
in the Message Looping group.
20. Now, begin an I2C session by clicking
Reset Que,
followed by clicking
Run
in the Operation
group.
21. Verify the following actions:
1. The message “Success!” is in the status columns for both messages.
2. The text “Hello world!” is in the ASCII column of the read message.
3. The asterisk cursor quickly moving back-and-forth between the two messages.
22. The I2C Tx/Rx exercise is now complete.
JI-300
9
9/9/07
