Rockwell Automation 1336T ControlNet Frn1.02 Rev 1.5 - Manual (Page 94)

4–52 Using Unscheduled Messaging
Publication 1336 FORCE–5.18 ––March, 1999
This field: Indicates:
Seconds The seconds and tenths of milliseconds.
Date The date of the month in ASCII.
Day
The day of the week, where 1 is Sunday and 7 is
Saturday.
Year
The number of the year. 1990 is referenced as 0.
Therefore, the year 1995 would return a value of 5.
Month
The month of the year, where 1 is January and 12 is
December.
If an error occurs in the block transfer, a value of -29952 is returned
in word 2 of the PMR response.
Example
In this example, a real-time clock data value of Friday, February 10,
1995 12:00 am was written to the drive. Word 2 defines the request
with a value of 2817.
•
Word 4 defines 0 seconds.
•
Word 5 defines 12:00.
•
Word 6 defines the sixth day (Friday) with a date of the tenth.
•
Word 7 defines 1995 and the second month (February).
1 0
N7:10
2 3 4 5 6 7 8 9
PLC MSG
Write File
Data Format
0 0000 7 2816 0000 2566 1283
N7:10 00\01 00\00 0A\06 05\02
S\.1S Hr\Min Date\Day Yr\Mth
N7:90
PLC MSG
Read File
0 0 2816
ASCII Display Values
Real Time Clock Data Write
(continued)