Difference between revisions of "MC-Basic:IDNSTRING"
(Created page with '{{MC-Basic |SHORT FORM= Istr |SYNTAX= ?IdnString (''<drive address>, <IDN>, <element>'') |AVAILABILITY= All versions |DESCRIPTION= This function is used to read the value of a…') |
|||
| (11 intermediate revisions by 4 users not shown) | |||
| Line 11: | Line 11: | ||
|DESCRIPTION= | |DESCRIPTION= | ||
This function is used to read the value of a specified element of an IDN from a specified drive. It should be used when reading an IDN that takes string values. | This function is used to read the value of a specified element of an IDN from a specified drive. It should be used when reading an IDN that takes string values. | ||
| + | |||
|TYPE= | |TYPE= | ||
| Line 16: | Line 17: | ||
|RANGE= | |RANGE= | ||
| − | '' | + | <''drive address''>: 1 to 254<br> |
| − | '' | + | <''IDN''>: 1 to 65535<br> |
| − | '' | + | <''element''>: 1 to 7 |
|UNITS= | |UNITS= | ||
| Line 30: | Line 31: | ||
|LIMITATIONS= | |LIMITATIONS= | ||
| − | Read | + | *Read only |
| + | *Executed only in SERCOS communication phases 2, 3 and 4 | ||
| + | *Not supported in EtherCAT system | ||
| + | |||
|EXAMPLE= | |EXAMPLE= | ||
| Line 36: | Line 40: | ||
|SEE ALSO= | |SEE ALSO= | ||
| − | * [[ | + | * [[MC-Basic:IDNSTATE|IDNSTATE]] |
| − | * [[ | + | * [[MC-Basic:WRITEIDNSTRING|WRITEIDNSTRING]] |
| − | * [[ | + | * [[MC-Basic:WRITEIDNVALUE|WRITEIDNVALUE]] |
| + | [[Category:Obsolete|IDNSTRING]] | ||
}} | }} | ||
Latest revision as of 09:19, 22 May 2014
This function is used to read the value of a specified element of an IDN from a specified drive. It should be used when reading an IDN that takes string values.
Short form
Istr
Syntax
?IdnString (<drive address>, <IDN>, <element>)
Availability
All versions
Range
<drive address>: 1 to 254
<IDN>: 1 to 65535
<element>: 1 to 7
Scope
Configuration, Task or Terminal
Limitations
- Read only
- Executed only in SERCOS communication phases 2, 3 and 4
- Not supported in EtherCAT system
Examples
?IdnString(1, 95, 7) ‘Get diagnostic message from drive