Rockwell-automation 1747-PCINT API Software for 1746 I/O Manual de usuario descargar pdf (Pagina 117)

OC_ResetScanner Library of Routines 6–63

Publication 1747-6.5.3 June 1998

OC_ResetScanner OC_ResetScanner generates a temporary hard reset to the scanner.

Syntax:

int OC_ResetScanner(HANDLE handle, int mode);

Parameters:

Description:

After the reset is generated, the scanner begins to execute its POST.

Return Value:

Considerations:

Supported in the DOS API library and the Windows NT API library

Example:

HANDLE Handle;

int retcode;

retcode = OC_ResetScanner( Handle, OCWAIT );

ATTENTION: This call stops scanning and resets

outputs.

Parameter: Description:

handle

Must be a valid handle returned from OC_OpenScanner

mode

If mode is:

OCNOWAIT OC_ResetScanner returns after releasing the reset

signal to the scanner.

OCWAIT OC_ResetScanner returns after POST is completed.

Name: Value: Description:

SUCCESS

scanner was reset successfully

ERR_OCACCESS

handle does not have access to the scanner

ERR_OCPOST

scanner POST failed

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Rockwell-automation 1747-PCINT API Software for 1746 I/O Manual de usuario Pagina 117