Acceptance Devices | PAX Acceptance Devices App Integration Guide
- Recent Revisions to This Document
- VISA Platform Connect: Specifications and Conditions for Resellers/Partners

Introduction to Acceptance Devices | PAX Acceptance Devices App

Terminals Supported by the PAX Acceptance Devices App

Transaction Workflow for the PAX Acceptance Devices App

Getting Started with the Acceptance Devices App
- Setting Up a PAX Terminal
- Loading Printer Paper in a PAX Terminal with an Integrated Printer
- Activating a Terminal in the Acceptance Devices App
- Getting Started with the Acceptance Devices App Server
- Customizing the Acceptance Devices App

Local Mode Payment Services
- Communication Protocol Used in Local Mode
- Retrieving the Root CA Certificate
- Activating a Secure mTLS Connection
- Implementing Hostname Validation
- Processing a Sale
- Processing a Refund
- Processing a Stand-Alone Credit
- Requesting a Check Transaction Status
- Processing a Cancel Transaction
- Processing a Sale with On-Reader Tipping
- Processing a Sale with On-Receipt Tipping
- Processing a Token Refund
- Processing a Pre-Authorization
- Processing an Incremental Authorization
- Processing a Capture
- Processing a Mail Order or Telephone Order Sale
- Processing a Mail Order or Telephone Order Pre-Authorization
- Processing a Mail Order or Telephone Order Account Verification
- Processing an Account Verification
- Processing an Offline Transaction
- Processing a Cashback
- Processing a Sale with Installment Details
- Processing a Sale with Payment Facilitator Details
- Processing a Sale with Tax Details
- Printing a Customer or Merchant Receipt

Cloud Mode Payment Services
- Communication Protocol Used in Cloud Mode
- Generating a Bearer Token for Authentication
- Processing a Sale
- Processing a Refund
- Processing a Stand-Alone Credit
- Requesting a Check Transaction Status
- Processing a Cancel Transaction
- Processing a Sale with On-Reader Tipping
- Processing a Sale with On-Receipt Tipping
- Processing a Token Refund
- Processing a Pre-Authorization
- Processing an Incremental Authorization
- Processing a Capture
- Processing a Mail Order or Telephone Order Sale
- Processing a Mail Order or Telephone Order Pre-Authorization
- Processing a Mail Order or Telephone Order Account Verification
- Processing an Account Verification
- Processing a Cashback
- Processing a Sale with Installment Details
- Processing a Sale with Payment Facilitator Details
- Processing a Sale with Tax Details
- Printing a Customer or Merchant Receipt
- Receiving Transaction Responses Asynchronously

Standalone Mode Payment Services
- Enabling Standalone Mode in the Acceptance Devices App
- Processing a Sale
- Processing a Refund
- Processing a Stand-Alone Credit
- Processing a Sale with On-Reader Tipping
- Processing a Pre-Authorization
- Processing a Capture
- Processing a Mail Order or Telephone Order Sale
- Processing an Account Verification
- Processing an Offline Transaction
- Processing a Sale with Installment Details
- Processing a Sale with Tax Details
- Printing a Customer or Merchant Receipt
- Emailing a Customer Receipt

Release Notes for PAX Acceptance Devices App
- Acceptance Devices App Version 1.12.0 Release Notes
- Acceptance Devices App Version 1.11.0 Release Notes
- Acceptance Devices App Version 1.10.0 Release Notes
- Acceptance Devices App Version 1.9.0 Release Notes
- Archive of Release Notes

REST API

Communication Protocol Used in Local Mode

When using the solution in Local mode, the communication protocol used between the Acceptance Devices app and the point-of-sale (POS) system is a single WebSocket channel. Through this channel, simultaneous, two-way communication occurs between the Acceptance Devices app and the POS system.