43 (0X2B) Read Device Identification" Function - Toshiba TOSVERT VF-AS3 Instruction Manual

3.8. "43 (0x2B) Read Device identification" function

This Modbus request is used to read the device identification.
Example in VFAS3-2007P with device name "TOSVERT" is shown below.
Device supports Basic Device ID and Regular Device ID.
Request format:
Byte
0 Function Code = 2Bh
1 Type of MEI
2 Read Device ID code
3 Object ID
Response format: Device ID = 0x01 and 0x02 (Stream access)
Byte
0 Function Code = 2Bh
1 Type of MEI
2 Read Device ID code
3 Conformity Level
4 More Follows
5 Next Object Id
6 Number Of Objects
Obj 0 Id  Vendor Name
7
8 Obj 0 length
9-15 Obj 0 value
Obj 1 Id  Product Code
16
17 Obj 1 length
18-28 Obj 1 value
Obj 2 Id  Version
29
30 Obj 2 length
31-34 Obj 2 value
Obj 4 Id  Product Name
35
36 Obj 4 length
37-42 Obj 4 value
Obj 5 Id  Model Name
43
44 Obj 5 length
45-47 Obj 5 value
Obj 6 Id  User Application Name
48
49 Obj 6 length
50-65 Obj 6 value
Exception response format:
Byte
0 Function Code = 0xAB
Exception Code
01: Illegal Function
1
02: Illegal Data Address
03: Illegal Data Value
Meaning
Meaning
Meaning
32
Example value
0x2B
0x0E
0x01: Basic (Stream access)
0x02: Regular (Stream access)
0x04: Individual access
0x00, 0x01, 0x02, 0x04, 0x05, 0x06
(Please set 0x00 for stream access)
Example value
0x2B
0x0E
0x01: Basic
0x02: Regular
0x82 Regular
(stream / individual access)
0x00: No more Object
0x00
0x03 for Basic
0x06 for Regular
0
7
"TOSHIBA"
1
11
"VFAS3-2007P"
2
4
"V102"
4
6
"VF-AS3"
5
3
"TSB"
6
16 maximum
"TOSVERT"
E6582125
Only for
Regular