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I spent some time poking and prodding, and managed to get an ISR working and reading from the SPI bus:...

I was hoping to avoid that, and just work with an existing library, because it always seems to take more time with the datasheet :)

I've got it working right now. Here's snippets of my code:

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Hi,

I would like to read two SPI ADCs at a consistent rate. I've got code working that reads them asynchronously, but I'd prefer to use a timer interrupt. Probably trigger at 2x the read rate,...