Physical connection to HiPro external accessory.Order to get the receipts from the previous transaction and knowing if it was successful despite the If this happens, you need to have implemented the “transaction recovery feature” in How to implement a Sale Transaction with Recovery featureĪt some point, the connection between the SDK and the card reader can become unstable.įor example, the Bluetooth connection can be cut in the middle of a sale transaction if the smartphone The dark arrows represent events that need to be integrated in your code in order to retrieve information The orange arrows represent methods (requests) that need to be invoked to communicate with the Handpoint The below flow chart shows the interaction between the SDK, the payment terminal and your application.
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