Cross-terminal application integration

Introduction

The merchants typically utilize third-party point-of-sale (POS) devices to operate their business software, such as tablets, smartphones, PCs, or dedicated cash registers ("POS Devices") . In this scenario, CodePay Register can be accessed through a cross-terminal integration solution to facilitate payment processing. CodePay Register provides ECRHub service that supports 3 modes of cross-terminal integration:

	A: USB mode	B: WLAN/LAN mode	C: Cloud API mode
Communication protocol	USB cable serial protocol	WebSocket protocol	HTTP and MQTT protocol
Network interaction
Solution advantage	Peer-to-peer connection, simple and reliable network, plug and play Stable transmission and fast response	Better adaptability for use in a wider range of areas within the store Can be used for more operating systems, such as Windows, Linux, Android, IOS Flexible connection: Each POS terminal can be connected to multiple payment terminals, and multiple POS terminals can be connected to the same payment terminal	Flexible connection: Each POS terminal can be connected to multiple payment terminals, and multiple POS terminals can be connected to the same payment terminal. There are no requirements for the POS operating system
Restricted condition	One POS terminal can only connect to one payment terminal Terminal placement is limited by the length of the USB cable POS applications only support the Windows operating system	There are high requirements for WIFI network coverage and connection stability in the store area	There are high requirements for the quality of internet access in stores