STATE (state)

Data_Type	Default_Value	Range	Unit
BYTE	0xFF	1, 2, 4, 8, 254, 255	-

Output State provides the current slave state. Following states are possible:

0x01 : INIT
0x02 : PREOP
0x04 : SAFEOP
0x08 : OPERATIONAL
0x254: unknown
0x255: no response