Rockwell Automation 20-COMM-R Remote I/O Adapter - Manual (Page 71)

Using Block Transfer Messaging 5-13
20-COMM-R Remote Adapter I/O User Manual
Publication 20COMM-UM004D-EN-P
Block Transfer Data Files for Example Program—All SLC Versions
The following set of data files shows a read of drive parameter 1 - [Output
Freq]. The value of parameter 1 is 213 (21.3 Hz).
Request and Control Data to Read Drive Parameter 1 (Hex)
Response and Control Data to Read Drive Parameter 1 (Hex)
The following set of data files shows a write of drive parameter 41 - [Motor
NP Volts]. The value written is 2300 (230.0V AC).
Request and Control Data to Write to Drive Parameter 41 (Hex)
Response and Control Data to Write to Drive Parameter 41 (Hex)
Address Value (hex) Description See Page
N12:10 000A Length of Message = 10 bytes (A hex) 5-3
N12:11 0081 Required Setting 5-3
N12:12 000E Service = Get_Attribute_Single C-1
N12:13 0093 Class = 93 DPI Parameter Object C-5
N12:14 0001 Instance = Parameter 1 (1 hex) C-5
N12:15 0009 Attribute = 09 DPI Parameter Value C-6
Address Value (hex) Description See Page
N13:110 0004 Length of Message = 4 bytes 5-4
N13:111 0000
The Message was Successful 5-4
N13:112 0000
N13:113 00D5 Response Data = 213 (D5 hex) = 21.3 Hz. n/a
Address Value (hex) Description See Page
N12:10 000C Length of Message = 12 bytes (C hex) 5-3
N12:11 0081 Required Setting 5-3
N12:12 0010 Service = Set_Attribute_Single C-1
N12:13 0093 Class = 93 DPI Parameter Object C-5
N12:14 0029 Instance = Parameter 41 (29 hex) C-5
N12:15 0009 Attribute = 09 DPI Parameter Value C-6
N12:16 08FC Data = 2300 (8FC hex) = 230.0V AC n/a
Address Value (hex) Description See Page
N13:110 0002 Length of Message = 2 bytes 5-4
N13:111 0000
The Message was Successful 5-4
N13:112 0000