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Serial Communication (I²S)

Hello Forum,

is there anybody who has implemented the Inter-IC-Sound protocol with a 80C167? It's a simple synchronous serial protocol, the C167's SSC seems to be o. k. for that, but with the exception of the word strobe signal: The Clock is continously running. To recognize the first bit of a word (and synchronize the SSC) it must be synchronized with the word strobe signal.

My first (only mental) approach is to clear SSCBC on a transition of word strobe signal. This could be done via Pec, but eventually this isn't fast enough. In addition, the manual claims: "Do not write to SSCBC!!!"

Any ideas are welcome!

Thanks - Peter