ProSoft Technology MVI46-DFCM - Manual (Page 88)

MVI46-DFCM ♦ SLC Platform Reference
DF1 Communication Module
Page 88 of 103 ProSoft Technology, Inc.
October 20, 2008
Column Parameter Description Parameter
7 Function Code = 509 Logical Write Command
8 File Type SLC file type letter as used in file name string. Valid
values for the system are N, S, F, A, …. P1
9 File Number SLC file number to be associated with the command. P2
10 Element Number The parameter defines the element in the file where
write operation will start. P3
11 Not Used This field is not used by the command. Values entered
in this column will be ignored. P4
This function writes one or more words of data to a PLC data table.
Function Code #510 - Protected Typed Logical Write (Three Address Fields)
Column Parameter Description Parameter
1 Enable/Type Word 0=Disabled, 1=Continuous and 2=Conditional.
2 Virtual Database Address This parameter defines the database address of the first
data point to be associated with the command.
3 Poll Interval Minimum time in tenths of a second to wait before
polling with this command.
4 Count Number of data word values to be considered by the
function.
5 Swap Type Code Swap type code for command: 0=None, 1=Swap words,
2=Swap words & bytes and 3=swap bytes in each word.
6 Node Address Address of unit to reach on the data highway.
7 Function Code = 510 Logical Write Command
8 File Type SLC file type letter as used in file name string. Valid
values for the system are N, S, F, A, …. P1
9 File Number SLC file number to be associated with the command. P2
10 Element Number The parameter defines the element in the file where
write operation will start. P3
11 Sub-Element Number This parameter defines the sub-element to be used with
the command. Refer to the AB documentation for a list
of valid sub-element codes.
P4
This function writes one or more words of data to a PLC data table. This function
should work on the following devices: SLC 500, SLC 5/03 and SLC 5/04.
Function Code #511 - Protected Typed Logical Write with Mask (Three Address
Fields)
Column Parameter Description Parameter
1 Enable/Type Word 0=Disabled, 1=Continuous and 2=Conditional.
2 Virtual Database Address This parameter defines the database address of the
data to be associated with the command. The first
word of data contains the bit mask and the second
word contains the data.
3 Poll Interval Minimum time in tenths of a second to wait before
polling with this command.
4 Count Number of data word values to be considered by the
function.
5 Swap Type Code Swap type code for command: Always zero (0).
6 Node Address Address of unit to reach on the data highway.
7 Function Code = 511 Logical Write with mask