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BC, data block comparator
191
02/16 MN05013001Z EN
Example 1: Comparison of marker blocks, direct
definition of marker ranges
Two marker blocks are to be compared. Block 1 starts at
MB10, Block 2 starts at MB40. Each block is 10 bytes long.
• Parameters of function block BC01:
– Comparison range 1: >I1 MB10
– Comparison range 2: >I2 MB40
– Number of bytes: >NO 10
The comparison result of the function block BC01 is: BC01EQ
= 1, the data block ranges have the same content.
Compar-
ison range
1
Value of
marker
range 1
(decimal)
Compar-
ison range
2
Value of
marker
range 2
(decimal)
MB10
39
MB40
39
MB11
56
MB41
56
MB12
88
MB42
88
MB13
57
MB43
57
MB14
123
MB44
123
MB15
55
MB45
55
MB16
134
MB46
134
MB17
49
MB47
49
MB18
194
MB48
194
MB19
213
MB49
213
Содержание easySafety
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