// A "one" is encoded with a 500 usec pulse, and 2000 usec space.
// The header is a 4000 usec pulse, 4000 usec space.
// Commands end with a trailing 500 usec pulse.
// A "one" is encoded with a 500 usec pulse, and 2000 usec space.
// The header is a 4000 usec pulse, 4000 usec space.
// Commands end with a trailing 500 usec pulse.