ProSoft Technology MVI71-DNP - Manual (Page 89)

Reference MVI71-DNP ♦ PLC Platform
DNP 3.0 Master/Slave Communication Module
ProSoft Technology, Inc. Page 89 of 172
August 23, 2007
Block 9971 or 271 – Set Module's Time Using PLC Time
This block sets the clock in the module to match the clock in the PLC processor.
If the PLC sends a block 9971, the module will set its time using the data
contained the block. The format of the block is shown in the following table:
Word Offset in Block Data Field(s) Description
0 Block ID This field contains the block identification code of
9971 for the block.
1 Year This field contains the four-digit year to be used with
the new time value.
2 Month This field contains the month value for the new time.
Valid entry for this field is in the range of 1 to 12.
3 Day This field contains the day value for the new time.
Valid entry for this field is in the range of 1 to 31.
4 Hour This field contains the hour value for the new time.
Valid entry for this field is in the range of 0 to 23.
5 Minute This field contains the minute value for the new time.
Valid entry for this field is in the range of 0 to 59.
6 Seconds This field contains the second value for the new
time. Valid entry for this field is in the range of 0 to
59.
7 Milliseconds This field contains the millisecond value for the new
time. Valid entry for this field is in the range of 0 to
999.
8 to 63 Not Used Not Used
The module responds to a valid 9971 block with a read block of the following
format:
Word Offset in Block Data Field(s) Description
0 Block Read ID This field contains the block identification code of
9971 for the block.
1 Block Write ID This is the next block requested by the module.
2 to 63 Not Used Not Used
Block 9998 or 255 – Warm Boot Module
If the PLC sends a block number 9998, the module performs a warm-boot
operation.
Block 9999 or 253 – Cold Boot Module
If the PLC sends a block number 9999, the application will perform the cold-boot
operation. The module exits the program and performs a soft restart on the
module.