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This function returns the flag of the global variable.

Syntax

i32 gv_flags (i32 gvID)

gvID

ID of global variable (obtained from gv_link or gv_create)

Result

Returns:

Bit

Hex value

Meaning

If = 0

The variable does not exist

0

0x00000001

Persistent variable (R/W)

1

0x00000002

Overwrites the value of persistent GVs when creating GV from instruction (R/W)

2

0x00000004

Disables creation of configuration file (if not persistent) (R/W)

3

0x00000008

Disables data in the configuration file (if not persistent) (R/W)

4

0x00000010

Enables write access only to the first interface linked with correct password (R/W)

16

0x00010000

GV correctly linked to retentive component

17

0x00020000

GV to be linked to the retentive component

18

0x00040000

Write access

24

0x01000000

Internal use - name

25

0x02000000

Internal use - data

26

0x04000000

Internal use - dataType

27

0x08000000

Internal use - wrtPsw

Validity

Rule, Task

Note

 

Example of use:

; using data from the Example use global variables

...

r(2) = gv_flags(GVInterf_sum)   ; returns the configuration flag of the variable

 
  

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