FG_F6_MODBUS_EN_01 / 2020-06-17
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Master
Slave
—
Make a
Read N*words
request of 2 words at the
2001h
address.
On network:
01
03
20
01
00
02
9E
0B
01
Slave address
03
Function number (Read N*words)
20 01
D.A. address
00 02
Number of words to read
9E 0B
CRC
—
Answer to the request:
On network:
01
03
04
F4
01
00
00
99
C3
01
Slave address
03
Function number (Read N*words)
04
Number of read bytes
F4 01
Word 1 & 2: read 000001F4h
(value of fill time = 500(d)
→
0.5 sec.)
00 00
3F 93
CRC
—
Make a
Read N*words
request of 2 words at the
2002h
address.
On network:
01
03
20
02
00
02
6E
0B
01
Slave address
03
Function number (Read N*words)
20 02
D.A. address
00 02
Number of words to read
6E 0B
CRC
—
Answer to the request:
On network:
01
03
04
E8
03
00
00
3F
93
01
Slave address
03
Function number (Read N*words)
04
Number of read bytes
E8 03
Word 1 & 2: read 000003E8h
(value of stab. time = 1000(d)
→ 1 sec)
00 00
3F 93
CRC
Содержание F6 Profinet Series
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