PAY.ECR

Requirments:

• PAY.POS version 1.1.18 or higher
• Android terminals only (Android softpos, Sunmi hardpos, and PAX hardpos)
• Your network needs to be able to send UDP (port 8889) & TCP (port 8888) messages

Getting started

• Discovery protocol
• Message protocol

Order presentation screen

Instead of using TRANSACTION_START, use ORDER_CREATE and ORDER_UPDATE to get the following screen: