What do flashing amber lights at a pelican crossing mean?

A driver is entering a special speed limit area.
Stop and give way to pedestrians - proceed if the way is clear.
Drivers have right of way.
Danger ahead. A driver must stop and wait until the light stops flashing.

Explantion: A flashing amber light at a pelican crossing means you must yield to pedestrians. You may proceed, however, if the crossing is clear.

Legal Matters/Rules of the Road