Len Shustek

This is somewhat off-topic, but it might be helpful to some: After using Jeffrey's wonderful library for six years (since 2016), it all came to an end when Arlo finally...

I know, I had seen that. But using IFTTT is (a) much less complicated, (b) lightening-fast, and (c) doesn't involve gmail, which I'm not a fan of. Not for everyone,...

Yes, that's correct. They both use the same timers.

The only way to use both is to have Playtune not use the timer that tune() uses, which depends on which arduino you are using. There are definitions starting at...

Another alternative, but which uses more CPU cycles, is https://github.com/LenShustek/Playtune_poll. It uses only one timer for playing multiple notes at the same time, so you can avoid the timer that...

I'd like to see that too, but I stopped working on this project years ago. If any progress is to be made, it will have to be by others.

Sorry, I don't. I wish I did!

Good find! The Home Bus System (HBS) protocol implemented by that chip seems very similar to M-Net. The biggest difference is that the source and destination addresses are switched. I...

You are right! My document is wrong, but my Sniffer code and the examples are correct. The source address comes first. I still haven't found the HBS ET-2101 spec online,...

Yes, thanks! Assuming it's the same protocol, it shows that the mysterious first byte, which I had called "type", is actually "priority". The fourth byte, which I called "flags", is...