#define MODEL_Root              0x21
#define MODEL_s17               0x20
#define MODEL_g73               0x1F
#define MODEL_o241              0x1E
#define MODEL_o240              0x1D
#define MODEL_o239              0x1C
#define MODEL_g53               0x1B
#define MODEL_o197              0x1A
#define MODEL_g48               0x19
#define MODEL_g57               0x18
#define MODEL_g54               0x17
#define MODEL_g56               0x16
#define MODEL_o199              0x15
#define MODEL_g55               0x14
#define MODEL_o198              0x13
#define MODEL_g39               0x12
#define MODEL_g41               0x11
#define MODEL_o143              0x10
#define MODEL_g40               0xF
#define MODEL_o142              0xE
#define MODEL_g50               0xD
#define MODEL_o235              0xC
#define MODEL_o185              0xB
#define MODEL_o184              0xA
#define MODEL_o183              0x9
#define MODEL_o182              0x8
#define MODEL_o181              0x7
#define MODEL_o200              0x6
#define MODEL_o130              0x5
#define MODEL_g49               0x4
#define MODEL_o180              0x3
#define MODEL_o179              0x2
#define MODEL_o178              0x1
#define MODEL_o177              0x0