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Advanced commissioning
6.3 Drive control
Table 6-59
Response for unsuccessful read operation - read request still not completed
Value
Byte
Description
11 h
0
Slave address
03 h
1
Function code (read)
20 h
2
Number of following data bytes (20 h: 32 bytes corresponds to 16 registers)
0001 h
3,4
40601: Check value 1 = request is processed
2F00 h
5,6
40602: Function 2F h(47), response length 0 (fault)
0004 h
7,8
40603: Error code:
issued)
xx h
9
CRC "Low"
xx h
10
CRC "High"
Example: Set p1121 = 12.15
Table 6-60
Write parameter request: Writing the parameter value of p1121 from slave number 17
Value
Byte
Description
11 h
0
Slave address
10 h
1
Function code (write multiple)
0258 h
2,3
Register start address
000A h
4,5
Number of registers to be written to (40601 ... 40610)
14 h
6
Number of data bytes (10 registers, each 2 bytes = 20 bytes)
0001 h
7,8
40601: C1 (activate request)
2F10 h
9,10
40602: Function 2F h (47), request length 16 bytes (10 h)
8002 h
11,12
40603: Request reference = 80 h, request identifier = 2 h (write)
0101 h
13,14
40604: DO-Id = 1, number of parameters = 1
1001 h
15,16
40605: Attribute, number of elements = 1
0461 h
17,18
40606: Parameter number = 1121
0000 h
19,20
40607: Subindex = 0
0801 h
21,22
40608: Format + number of values
4142 h
23,24
40609: Parameter value 12,15
6666 h
25,26
40610: Parameter value
xx h
27
CRC "Low"
xx h
28
CRC "High"
Table 6-61
Start parameter request: Writing the parameter value of p1121 from slave number 17
Value
Byte
Description
11 h
0
Slave address
06 h
1
Function code (write)
0258 h
2,3
Register start address
0007 h
4,5
Number of registers to be written to (40601 ... 40610)
0010 h
6,7
Number of registers
xx h
8
CRC "Low"
xx h
9
CRC "High"
258
0004 Response Not Ready (response has still not been
Operating Instructions, 06/2019, FW V1.01, A5E44751209B AC
SINAMICS G120X converter
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