Rockwell-automation 1771-DMC_DMC1_DMC4_DXPS Control Coprocessor User M Instrukcja Użytkownika Strona 252

  • Pobierz
  • Dodaj do moich podręczników
  • Drukuj
  • Strona
    / 312
  • Spis treści
  • BOOKMARKI
  • Oceniono. / 5. Na podstawie oceny klientów
Przeglądanie stron 251
  $#"!
Appendix B

B-121
Gets the handle from TAG name.
C Syntax
#include <copro.h>
unsigned TAG_LINK (name_id,tag_name)
unsigned *name_id;
unsigned char *tag_name;
Parameters
name_id
Name_id is used to return a handle assigned by the TAG library to the
TAG name.
tag_name
Specifies the name of the users TAG. This is a null-terminated
ASCII string of up to 9 characters. The TAG name can contain the
following characters: A-Z, a-z, 0-9, and _. The first character
must be alphabetic.
Returns
Value Symbolic Name Meaning
  " !#!!#
   " #
Description
Use the TAG_LINK function to get a TAG handle for a TAG-table entry.
This handle is an offset into the TAG table. It makes subsequent access to
the table faster than doing a symbolic name search.
TAG_LINK
Przeglądanie stron 251
1 2 ... 247 248 249 250 251 252 253 254 255 256 257 ... 311 312

Komentarze do niniejszej Instrukcji

Brak uwag