Block control data - mvi69101s_util – ProSoft Technology MVI69-101S User Manual
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Ladder Logic
MVI69-101S ♦ CompactLogix or MicroLogix Platform
IEC 60870-5-101 Slave Communication Module
ProSoft Technology, Inc.
Page 49 of 149
March 16, 2009
3.1.4 Block Control Data - MVI69101S_UTIL
This data object stores the variables required for the data transfer between the
processor and the MVI69-101S module. The structure of the object is shown in
the following table.
Name Data
Type
Description
Warmboot
BOOL
Requests warmboot of the module
ColdBoot
BOOL
Requests coldboot of the module
BPLastRead
INT
Index of last read
BPLastWrite
INT
Index of last write
BlockIndex
INT
Computed block offset for data table
BootTimer TIMER
Used to clear output block ID after
power up
LoopIndex
INT
Used as index during Loops
BlockTransferSize INT
Must match the configuration
parameter Block Transfer (60, 120,
240). This value must be set in ladder
by the user
3.2
Adding the Module to an Existing CompactLogix Project
Important: The MVI69-101S module has a power supply distance rating of 2 (L43 and L45
installations on first 2 slots of 1769 bus)
If you are installing and configuring the module with a CompactLogix processor,
follow these steps. If you are using a MicroLogix processor, refer to the next
section.