IDENT-I • IVI-KHA6-4HRX, IVI-KHD2-4HRX
Operating control interface units using the 3964R protocol
Subject to reasonable modifications due to technical advances.
Copyright Fuchs, Printed in Germany
Fuchs Group • Tel.: Germany (06 21) 7 76-0 • USA (330) 4 25 35 55 • Singapore 7 79 90 91 • Internet http://www.pepperl-fuchs.com
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8.2.5
Write commands
Bild 8.18:
Write commands
Write commands for data carriers
Bild 8.19:
Structure of a write command
Example:
A single write attempt at head 1. Write 2 bytes (AAh, BBh), write,
starting at address 14h: 6B 01 00 14 02 AA BB
Structure of the response message after the data has been written
Bild 8.20:
Structure of the response message after the data has been written
Example:
Response to the above write command: 6B 01 00
Structure of the response message in the event of an error
Bild 8.21:
Structure of the response message in the event of an error
Example:
Response to the above write command if head 1 is not connected:
6B 80 06
Command
Hex identifier
Auto Write Bytes
4Bh
Single Write Bytes
6Bh
Byte 1
Byte 2
Byte 3
Byte 4
Byte 5
Byte 6+7
Command
Head-no.
Data start 1
Data start 2
Quantity
Data
Byte 1
High nibble
Byte 2
Low nibble
Byte 2
Byte 3
Command
0
Status/Head
Status/Error
Byte 1
High nibble
Byte 2
Low nibble
Byte 2
Byte 3
Command
8
Status/Head
Status/Error
} } } } } }
}
}
}
}
}
}
}
}
