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Compare Functions
2.8 Compare Functions
All compare functions have their input 1 above their input 2.
2.8.1 Greater Than
library entry:
length:
inputs:
outputs:
purpose:
inputs
FncGT
12 bytes
2 analog inputs
1 digital output
compare two analog values
output
in1 > in2
1
in1 ≤ in2
0
2.8.2 Greater or Equal
library entry:
length:
inputs:
outputs:
purpose:
FncGE
12 bytes
2 analog inputs
1 digital output
compare two analog values
inputs
output
in1 Š in2
1
in1 < in2
0
2.8.3 Equal
library entry:
length:
inputs:
outputs:
purpose:
FncEQ
12 bytes
2 analog inputs
1 digital output
compare two analog values
inputs
output
in1 ≡ in2
1
in1 ≠ in2
0
This function should be used with care because two floating values seldom appear to be
equal. Usually the functions FncGT and FncLT should be used to build a comparing
function.
S57901 User Manual
2-21