Setting Up Connection

In this section, you'll learn how to establish a reliable connection between your system and the POS terminal using serial ports. We cover the essential steps required to configure and connect your terminal, ensuring smooth communication for transaction processing.

You'll find detailed instructions and code examples in both C# and Visual Basic to guide you through setting up your serial port. Additionally, we explain the process of connecting to the terminal, sending commands, and handling the responses, including important considerations for dealing with fragmented XML responses.

This foundation will help ensure that your application can effectively communicate with the POS terminal before you move on to implementing transaction commands.