Allows marking of different Power use domains by using GPIO pins. This is meant to ease power measurements using tools such as Joulescope. 8MB of SRAM, the Apollo4 has over more than enough compute and storage to deal with advanced algorithms and neural networks whilst displaying vivid, crystal-clear, and https://johnnyklige.activablog.com/33076327/5-essential-elements-for-ambiq-apollo-3-datasheet