Casio IT-2000D Bedienungsanleitung PDF herunterladen (Seite 183)

183

Transmission of Command

Transmits a command to the OBR. Only one command should be specified in each command

transmission session. Various options including "Readout mode", "Data transfer format", etc., can

be specified for this transmission. These setup specifications, if written to EEPROM, do not have to

be set each time the power is on.

For information about the setup procedure refer to "Setting Operation Mode".

SYNTAX

#include "obrlib.h"

int OBR_Send (char *pszCmd);

INPUT

pszCmd = Pointer to the transmission command character string

(Refer to the Command List).

OUTPUT

= 0 : Normal termination

= 1 : Transmission buffer-full error

Note:

Do not read another barcode during command transmission to the OBR.

Acknowledgment of Received Data

Returns the number of characters in the first barcode stored in the reception buffer.

SYNTAX

#include "obrlib.h"

int OBR_Stat();

INPUT

None

OUTPUT

The absolute value indicates the number of characters in the barcode received (not

including a CR), and the sign indicates if the data represents a complete barcode.

< 0 An incomplete barcode

> 0 A complete barcode

Note:

After acknowledging the received barcode with this function, read it using the OBR_Read function.

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Casio IT-2000D Bedienungsanleitung Seite 183