GUI Walkthrough Guide
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1.
Both the Launchpad and GUI default the I
2
C addresses to 0x76 on startup as shown below:
2. The I
2
C address must be written into the text box in the default format. Once an address has been
entered, simply click on the “Change I2C address” button to communicate this to the Launchpad.
•
If the Launchpad is restarted, the I
2
C address will default again to 0x76 and must be changed
again if you are working with a different I
2
C address.
3. Since the default address of the TCA8424 is 0x76 when the OTP is not programmed, leave the default
address in the Launchpad.
20
TCA8424 Evaluation Module
SCDU004 – March 2013
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