API Reference

The error code is passed in the errorCode parameter of a response.

CANCELED = 0  
GENERAL = 1

// processing-related  
PROCESSOR_RKI = 32  
PROCESSING_UNAVAILABLE = 40  
PROCESSING_TX_INVALID = 41  
PROCESSING_TX_DECLINED = 42  
CARD_READING = 50  
CARD_REMOVED = 51  
CARD_PIN = 52

// for the PIN pad client library  
SETUP = 5  
CONNECTION = 10  
DATA = 20