Denso BHT-200QW Specifiche Pagina 342

  • Scaricare
  • Aggiungi ai miei manuali
  • Stampa
  • Pagina
    / 587
  • Indice
  • SEGNALIBRI
  • Valutato. / 5. Basato su recensioni clienti
Vedere la pagina 341
334
____________________________________________________________________
code MARK I/O function
MARK$
Returns the bar code type and the number of digits of a read bar code.
____________________________________________________________________
Syntax:
Syntax:Syntax:
Syntax:
MARK$
Description:
Description:Description:
Description:
MARK$ returns a 3-byte string which consists of the first one byte representing the bar
code type and the remaining two bytes indicating the number of digits of a read bar code.
The first one byte of a returned value contains one of the following letters representing
code types:
Code type First one byte of a returned value
EAN-13 , UPC-A A
EAN-8 B
UPC-E C
ITF (Interleaved 2 of 5) I
STF (Standard 2 of 5) H
Codabar (NW-7) N
Code 39 M
Code 93 L
Code 128 K
EAN-128 W
The remaining two bytes of a returned value indicate the number of digits of the bar
code in decimal notation.
MARK$ returns a null string until bar code reading takes place first after start of the
program.
Vedere la pagina 341
1 2 ... 337 338 339 340 341 342 343 344 345 346 347 ... 586 587

Commenti su questo manuale

Nessun commento