Yaskawa MP2000 Series: User's Manual for Motion Programming - Manual (Page 204)

8.4 Program Control Commands
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8
Command Reference
(b) Integer/Double Integer/Real Number Data Comparison
Format
• All data comparison commands (==, <>, >, <, >=, <=) can be used.
• Specify a register either on the left or right.
MW00000 == 3? Label "MW00000 = 3
ML00000 <> ML00002? Label "ML00000
≠ ML00002
1.23456 >= MF00000? Label "1.23456 ≥ MF00000
Operations in
Conditional
Expression
• Arithmetic operation and logic operation can be used.
MW00000 == (MW00001/3)? Label "MW00000 = (MW00001 ÷ 3)
(ML00000 & F0000000H) <> ML00002? Label "(ML00000 ∧ F0000000H) ≠ ML00002
1.23456 >= (MF00000 * MF00002)? Label "1.23456 ≥ (MF00000 MF00002)
Syntax Error
Examples
• When a constant is specified both on the left and right:
0 == 3? Label => Syntax error
(3.14*2*1000) > 9000.0? Label => Syntax error
• No data comparison command:
MW000000? Label => Syntax error
(-1)? Label => Syntax error
• When more than one data comparison command is specified
(MW00000 < 0) & (MW000001 > 0)? Label => Syntax error