Rockwell-automation 1760-xxxx Pico GFX-70 Controllers User Manual Instrukcja Użytkownika Strona 161

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Publication 1760-UM002B-EN-P - March 2005
Wiring with Pico GFX-70 4-51
The comparison result of the function block BC01 is: BC01EQ = 0, the data
block ranges do not have the same content.
MB18 are MB68 not identical.
Example:
Comparison of marker blocks, definition of a marker range in a different
format.
Two marker blocks are to be compared. Block 1 starts at MB60, Block 2 at
MD80. Each block is 6 bytes long.
Parameters of BC01 function block:
Comparison range 1:
>I1 MB60
Comparison range 2:>I2 MD80
Number of bytes: >NO 6
Comparison range
1
Value of marker
range 1 (decimal)
Comparison range
2
Value of marker
range 2 (decimal)
MB15 45 MB65 45
MB16 62 MB66 62
MB17 102 MB67 102
MB18 65 MB68 57
IMPORTANT
The comparison is in byte format. MD80 has 4 bytes.
Therefore the first two bytes of MD81 are also compared.
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