MagTek SCRA Reader - Manual (Page 9)

3
Methods
openDevice:
This function opens the reader.
- ( BOOL ) openDevice
Parameters
Return Value
YES if the device is opened successfully. Otherwise, return NO.
closeDevice:
This function close the reader.
- ( BOOL ) closeDevice
Parameters
Return Value
YES if the device is closed successfully. Otherwise, return NO.
isDeviceConnected
This function retrieves the connection status of the reader.
- ( BOOL ) isDeviceConnected
Parameters
Return Value
YES if the device is connected. Otherwise, return NO.
clearBuffers
Clears all the buffer that is stored during card swipe or command response.
- ( void ) clearBuffers
Parameters
Return Value