17.7.17
UNIGATE
®
fieldbus gateway UNIGATE
®
MB - EtherCAT
®
V. 1.4
31
Deutschmann Automation GmbH & Co. KG
Implemented protocols in UNIGATE® MB
8.8.3.1
Example: Read coil status FC1
Configuration
Data content Modbus Slave
UNIGATE
®
reads Address 5 + 6 and copies it into the 6. byte of the output buffer.
Fieldbus output data (UNIGATE
®
-> SPS)
66 07 00 00 00 00 00 00
01
00 00 00 00 00 00 00 00 00 00 00 0
1.
Byte = Trigger byte (value = 0x66 )
2.
Byte = Fieldbus length byte (value = 0x07)
3.
Byte = Fieldbus Map Adr 0 (value = 0x00)
4.
Byte = Fieldbus Map Adr 1 (value = 0x00)
5.
Byte = Fieldbus Map Adr 2 (value = 0x00 )
6.
Byte = Fieldbus Map Adr 3 (value = 0x00)
7.
Byte = Fieldbus Map Adr 4 (value = 0x00)
8.
Byte = Fieldbus Map Adr 5 (value = 0x00)
9.
Byte = Fieldbus Map Adr 6 (value = 0x01) see configuration
10.
Byte = Fieldbus Map Adr 7 (value = 0x00)
11.
Byte …
In the following example the value in address 6 in the Modbus Master is changed from 0 to 1.
Summary of Contents for UNIGATE MB EtherCAT
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