72 Rockwell Automation Publication 1756-PM020F-EN-P - January 2019
Message Request Field Bytes (in hex) Description - Symbolic Segment Addressing
Request Path Size 0D Request Path is 13 words (26 bytes) long
Request Path 91 07 73 74 72 75 63 74 32 00
91 0B 68 6f 75 72 6c 79 43 6F 75 6E 74 00
28 04
ANSI Ext. Symbolic Segment for struct2,
ANSI Ext. Symbolic Segment for hourlyCount,
Member Segment for element 4
Request Data 02 00 Number of elements to read (2)
Message Reply Field Bytes (in hex) Description - Symbolic Segment Addressing
Reply Service CC Read Tag Service (Reply)
Reserved 00
General Status 00 Success
Extended Status Size 00 No extended status
Reply Data C3 00 INT Type Value
05 00
06 00
0x0005=5 decimal
0x0006=6 decimal
See also
Access User-Defined Structures on page 69
Read the tag struct3.today.rate, which is a structure of type STRUCT_C.
Message Request Field Bytes (in hex) Description - Symbolic Segment Addressing
Request Service 4C Read Tag Service (Request)
Request Path Size 0C Request Path is 12 words (24 bytes) long
Request Path 91 07 73 74 72 75 63 74 33 00
91 05 74 6F 64 61 79 00
91 04 72 61 74 65
ANSI Ext. Symbolic Segment for struct3,
ANSI Ext. Symbolic Segment for today,
ANSI Ext. Symbolic Segment for rate
Request Data 01 00 Number of elements to read (1)
Message Reply Field Bytes (in hex) Description - Symbolic Segment Addressing
Reply Service CC Read Tag Service (Reply)
Reserved 00
General Status 00 Success
Extended Status Size 00 No extended status
Reply Data CA 00 REAL Tag Type Value
00 00 80 41 0x41800000=16.0 decimal
See also
Access User-Defined Structures on page 69
To Next Page
Loading...
Need help?
General
