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Planning Your Application Program
$aaSi7
Name
Read Overflow Flag
Chapter 6
Description
The command requests the addressed module to re-
turn the status of the overflow flag of counter.
Syntax $aaSi7(cr)
$
is a delimiter character.
aa
(range 00-FF) represents the 2-character hexadeci-
mal Modbus network address of the ADAM-5000/
TCP system.
S
i identifies the I/O slot i (i : 0 to 7).
7
is the command for the last value read-back.
Response
!aaff ff ff ff(cr)
if the command is valid.
?aa(cr)
if an invalid operation was entered. There is
no response if the module detects a syntax error or
communication error or if the specified ad- dress
does not exist.
!
delimiter character indicating a valid command was
received.
?
delimiter character indicating the command was
invalid.
aa
(range 00-FF) represents the 2-character hexadeci-
mal Modbus network address of an ADAM-5000/
TCP system.
ffffffff
is the number of overflow for a
specified chan- nel.
(ffffffff
represents 0~3 channels, each of which is
represented by one
ff)
.
(cr)
is the terminating character, carriage return (0Dh)
Note:
When this command is issued, the overflow value is cleared and
starts afresh.
ADAM-5000/TCP
User’s Manual
6-167
Summary of Contents for ADAM-5000/TCP Series
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Page 300: ...Appendix A Design Worksheets...
Page 307: ...Appendix A Design Worksheets A 8 ADAM 5000 TCP User s Manual...
Page 308: ...Appendix B Data Formats and I O Ranges...
Page 323: ...Appendix B Data Formats and I O Ranges B 13 ADAM 5000 TCP User s Manual...
Page 324: ...Appendix C Grounding Reference...
Page 331: ...Appendix C Grounding Reference Figure C 6 wire impedancC C 8 ADAM 5000 TCP User s Manual...