Rockwell-automation 1336T ControlNet Frn1.02 Rev 1.5 User Manual Page 93

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4–51Using Unscheduled Messaging
Publication 1336 FORCE–5.18 ––March, 1999
The Real Time Clock Data Write message is provided to allow the
drive to write the specified real-time clock data. This allows you to
write the new real-time clock seconds, minutes, and hours, as well as
the day, date, month, and year.
PLC Block Transfer Instruction Data
PLC Message Write instruction length: 7 words
PLC Message Read instruction length: 3 words
Header
Word 1
Header
Word 1
Header
Word 2
Header
Word 2
Header
Word 3
0
Message Structure
Message Length
7
Header
Word 3
0
PLC Decimal Value
2816
Clock Time
Seconds 100 ths of S
Clock Time
Hour Minute
PLC Decimal Value
2816 –– Message OK
-29952 –– Message Error
Clock Time
Date Day
Clock Time
Year Month
Data
Word 4
Data
Word 5
Data
Word 6
Data
Word 7
0
PLC Request –– PLC Message Write
Drive Response –– PLC Message Read
Message Operation
The Real Time Clock Data Write function allows you to define the
clock data for the drive. The clock time is written in the order shown
in the header message. This information should be sent as ASCII
text.
The Time is based on a 24–hour clock.
Clock Data
Real Time Clock Data Write
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