43 lines
1.0 KiB
Plaintext
43 lines
1.0 KiB
Plaintext
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FUNCTION_BLOCK testDeMorgan2
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VAR_INPUT
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x1 : REAL;
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x2 : REAL;
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END_VAR
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VAR_OUTPUT
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y : REAL;
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END_VAR
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FUZZIFY x1
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TERM value := (0, 1) (1, 0) ;
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RANGE := (0.0 .. 1.0); // Added range for x1
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END_FUZZIFY
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FUZZIFY x2
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TERM value2 := (0, 1) (1, 0) ;
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RANGE := (0.0 .. 1.0); // Added range for x2
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END_FUZZIFY
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DEFUZZIFY y
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TERM value := (0, 1) (1, 0) ;
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METHOD : COG; // Use 'Center Of Gravity' defuzzification method
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DEFAULT := 0; // Default value is 0 (if no rule activates defuzzifier)
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RANGE := (0.0 .. 1.0); // Added range for y
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END_DEFUZZIFY
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RULEBLOCK No1
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AND : PROD; // Use 'PROD' for 'and' (also implicit use 'ASUM' for 'or' to fulfill DeMorgan's Law)
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ACT : MIN; // Use 'min' activation method
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ACCU : MAX; // Use 'max' accumulation method
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RULE 1 : IF NOT(x1 IS value OR x2 IS value2) THEN y IS value;
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RULE 2 : IF NOT(x1 IS value) AND NOT(x2 IS value2) THEN y IS value;
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RULE 3 : IF NOT(x1 IS value AND x2 IS value2) THEN y IS value;
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RULE 4 : IF NOT(x1 IS value) OR NOT(x2 IS value2) THEN y IS value;
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END_RULEBLOCK
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END_FUNCTION_BLOCK
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