`DELAY`

Put CLI task in a busy-wait loop for some amount of time

DELAY

Busy-wait for the given number of microseconds (required). Unlike sleep, the shell keeps a CPU core busy while it waits, so keep the value small. Prints nothing.

Hardware-validated

drivshell> delay 1000

Built-in help

Parameters: usec
    Cause the CLI task to busy-wait for a specified number of
    microseconds.  The actual amount of delay is only approximate.