4–40
MM300 MOTOR MANAGEMENT SYSTEM – COMMUNICATIONS GUIDE
PROFIBUS DPV1
CHAPTER 4: FIELDBUS INTERFACE
Send a Read-REQ-PDU i.e., DPV1 Read request (MS1 and MS2) to MM300, on slot 0, index
255 and Length = 68:
The MM300 will reply with a Read-Res-PDU:
The 64 octets of I&M record in I&M0 response structure are formatted as follows:
Content
Size
Coding
Notes
DPV1 Header
Function Number 1 Octet
5Fh
fixed
Slot Number
1 Octet
0
variable (same as that in request)
Index
1 Octet
255
fixed
Length
1 Octet
04
Call Header
Content
Size
Coding
Notes
DPV1 Header
Function Number 1 Octet
5Eh
fixed
Slot Number
1 Octet
0
variable
Index
1 Octet
255
fixed
Length
1 Octet
68
Call Header & Body
Content
Size
Coding
Notes
DPV1 Header
Function Number
1 Octet
5Eh
fix
Slot Number
1 Octet
0
variable
Index
1 Octet
255
fix
Length
1 Octet
68
Call Header & Body
Call Header
Extended Function Number
1 Octet
08h
fix
Reserved
1 Octet
00h
fix
FI_ Index
2 Octets
65000
sub index
Body
IM Function
64 Octets
I&M record
Structure Element
Size in
Bytes
Example Retrieved Data
Manufacture Specific Data (10 Bytes)
10
00 00 00 00 00 00 00 00 00 00
Manufacture ID (2 Bytes, Provided by PNO)
2
0x01A7
Order ID (20 Bytes, Order Code of device)
20
MM300-GEHP3CABD
Serial No. (16, Bytes, Serial No. of MM300 device)
16
50-GEHE3BBAK
Hardware Revision (2 Bytes, Hardware Revision of MM300
device)
2
0X00041
Software Revision (4 Bytes, Comms Firmware Revision)
4
V1.50.0
Revision Counter (2 Bytes, Profibus Library revision)
2
0x0166
Profile ID (2 Bytes, Generic for MM300)
2
0xF600
Profile Specific Type (2 Bytes, No Profile Specific type for
MM300)
2
0x0000
IM Version (2 Bytes)
2
V1.1
IM Supported (2 Bytes, Currently only I&M0)
2
0x0000