> IMO it's more the flash than the CPU that puts the lower bound on power consumption with the smaller MCUs once you start sleeping. Agreed! There are some nov

> IMO it's more the flash than the CPU that puts the lower bound on power consumption with the smaller MCUs once you start sleeping. Agreed! There are some novel remarks on that in the link under "[1]" in my reply to the parent comment. Or see the following digest if paywalled: https://community.arm.com/developer/research/b/articles/posts/m0n0-an-arm-research-platform-for-n-zero-sensors https://community.arm.com/developer/research/b/articles/post...