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FG_F6_MODBUS_EN_01 / 2020-06-17
Reading of the program name
This functionality is only available in Standard access.
The personalization is dependent of the program number.
Put the wanted program in edition before executing command.
Example of reading the personalization of a program
named “PROGRAMME”
:
Master
Slave
—
Put in edition the program number on which the
program name has to be read
—
Make a
Read N*words
request of 6 words at the
0120h
address
On network:
01
03
01
20
00
06
C5
FE
01
Slave address
03
Function number (Read N*words)
01 20
Word address (Program name)
00 06
Number of words to read
C5 FE
CRC
—
Answer to the request:
On network:
01
03
0C
50
52
4F
47
52
41
4D
4D
45
00
41
44
AF
43
01
Slave address
03
Function number (Read N*words)
0C
Number of read bytes
50
ASCII code for
‘P’
character
52
ASCII code for
‘R’
character
4F
ASCII code for ‘O’
character
47
ASCII code for ‘G’
character
52
ASCII code for
‘R’
character
41
ASCII code for
‘A’
character
4D
ASCII code for
‘M’
character
4D
ASCII code for
‘M’
character
45
ASCII code for
‘E’
character
00
ASCII code for NULL character
41
The datas following ‘00’
until the last word
(CRC) do not have any meaning.
44
AF 43
CRC
If your program name length is less than 12 characters, you will have a NULL
character ‘00’ in the
received string that mark the end of personalization. Every data following are meaningless, except for
the last word of the frame, that still corresponds to the CRC.
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