Ladder/DV

Bits 	Values
0x10x20x4	
A three-bit field storing a value from 2 to 5:
* 2: Ladder facing north
* 3: Ladder facing south
* 4: Ladder facing west
* 5: Ladder facing east
Invalid values default to 2.
0x8 	Unused.
Category:Data value pages
zh:梯子/DV