Firmware, GPAD_API, Version 46 in Main, Audio Repeats with Loopback on COM Port at Boot.

[ForrestErickson]

Describe the bug
A clear and concise description of what the bug is.
Short Summary of the expected behavior:

Short Summary of the buggy behavior:
With a DB9 loop back adapter on the COM port, at boot up the speaker kept repeating the alarm message endlessly
I finally removed the loop back adapter and the repeating stopped.

To Reproduce
Steps to reproduce the behavior:

1. Connect a DB9 Loopback adapter at the COM port.
2. Load the GPAD_API code from Main into the Krake.
3. Release from Reset.

Expected behavior
A clear and concise description of what you expected to happen.
Only the splash message.

Screenshots
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Hardware description
Model: Krake
Serial Number: US0007
Other: