period must be nonzero and below 2^31 ms; next execution follows the actual observed timestamp (no backlog replay). A desktop C compiler (cc/clang/gcc), terminal and text editor. Host tests need no ...

Buffer capacity is 4; count 0..4; next 0..3; oldest sample overwritten. Empty mean returns 0. Samples are restricted to -1000..1000. A desktop C compiler (cc/clang/gcc), terminal and text editor. Host ...