Since "TPSK518DPC821" appears to be a specific package or batch variation (likely related to the controller), the best source for accurate design files is the official Texas Instruments website.
For legacy components, custom implementations, or community-driven feature expansions, open-source repositories are highly valuable. tpsk518dpc821 software download top
I can help guide you toward finding the exact version or setup steps needed for your specific repair. Share public link Since "TPSK518DPC821" appears to be a specific package