- (void) deviceConnected;
- (void) deviceDisconnected;
- (void) plugStatusChange:(BOOL)deviceInserted;
- (void) dataInOutMonitor:(NSData*)data incoming:(BOOL)isIncoming;
- (void) deviceMessage:(NSString*)message;
- (void) lcdDisplay:(int)mode lines:(NSArray*)lines;
- (void) pinRequest:(EMV_PIN_MODE_Types)mode key:(NSData*)key PAN:(NSData*)PAN startTO:(int)startTO intervalTO:(int)intervalTO language:(NSString*)language;
- (void) emvTransactionData:(
IDTEMVData*)emvData errorCode:(int)error;