ABB RETA-02, Руководство пользователя

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Communication
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Table 18. PROFIdrive Response header
Table 19. Data types for Format field
Field(s) Description Range
Response
Reference Mirrored from the request. 1 … 255
Response
ID Response from the slave. In case
any requested services fail, a “not
acknowledged” (NAK) response will
be indicated. Request Param OK (0x01)
Request Param NAK (0x81)
Change Param OK (0x02)
Change Param NAK (0x82)
DO-ID To be set to 1. 0 … 255
No. of
Parameters Number of parameters that are
present in the response. 1 … 37
Format* See Table 21. See Table 21.
Number of
Values* Number of values following. 0 … 234
Values* The values of the request. In case of
odd number of bytes, a zero byte is
appended to ensure the word
structure of the telegram. –
*Only if Response ID is 0x01 (Request Parameter OK). The Format, Number of
Values and Values fields are repeated for other parameters.
Code Type
0x00 (Reserved)
0x01…0x36 Standard data types
0x37…0x3F (Reserved)
0x40 Zero
0x41 Byte
0x42 Word
0x43 Double word
0x44 Error
0x45 … 0xFF (Reserved)