Rockwell Automation 1747-PCINT API Software for 1746 I/O - Manual (Page 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 0 scanner was reset successfully
ERR_OCACCESS
2
handle does not have access to the scanner
ERR_OCPOST 7 scanner POST failed