How to Read Data from RFID Reader in PHP

Radio Frequency Identification (RFID) technology has become widely adopted across various industries for tracking and identifying objects. In this blog post, we will explore how to read data from an RFID reader using the PHP programming language. This step-by-step guide will help you get started with collecting and utilizing the data obtained from RFID tags.

Understanding RFID Technology

RFID is a wireless technology that uses electromagnetic fields to automatically identify and track tags attached to objects. Each RFID tag contains a unique identifier, which can be read by an RFID reader. These readers communicate with the tags via radio waves, allowing for contactless reading of data.


Before diving into the code implementation, you'll need the following:

  • A compatible RFID reader: Make sure you have an RFID reader that supports communication with PHP.
  • The PHP development environment: Install PHP and set up a local development environment on your machine.

Step 1: Connect the RFID Reader

To begin, you need to establish a connection with the RFID reader using PHP. This can be achieved by communicating with the reader through a USB port or a network connection. Consult the manufacturer's documentation for specific instructions on connecting your reader.

            // PHP code for connecting to the RFID reader
            $reader = new RFIDReader();

Step 2: Initialize the RFID Reader

Once the connection is established, you need to initialize the RFID reader and configure it for data reading. This may involve setting the appropriate reading mode, protocol, or any desired parameters specific to the reader you are using.

            // PHP code for initializing the RFID reader

Step 3: Read Data from RFID Tags

Now comes the exciting part - reading data from the RFID tags! PHP provides various methods and libraries to handle RFID data. One popular library is phpiot/php-rfid-reader, which offers a simple API to read tag data.

            // PHP code for reading data from RFID tags
            $tags = $reader->readTags();
            foreach ($tags as $tag) {
                echo "Tag ID: " . $tag->getId() . "\n";
                echo "Tag Data: " . $tag->getData() . "\n";

Step 4: Process and Utilize the Data

Once the data is read from the RFID tags, you can process it in various ways based on your requirements. For example, you can store the data in a database, trigger specific actions, or display it on a web page.

            // PHP code for processing the RFID data
            // Additional processing or actions

Step 5: Disconnect from the RFID Reader

After you have finished reading and processing the data, it's essential to disconnect from the RFID reader to release any occupied resources and ensure clean termination.

            // PHP code for disconnecting from the RFID reader


In this tutorial, we have explored the process of reading data from an RFID reader using the PHP programming language. We covered the basic steps from connecting to the reader, initializing it, reading the data, processing it, and finally disconnecting from the reader. With this knowledge, you can now integrate RFID technology into your PHP applications and unlock possibilities for efficient object tracking and identification.

Handheld Computers

Portable and handheld for multi-domain applications.

Basic Functions, Better Performance

Android 12

Dual SIM card slots


2.4G/5G WiFi 802.11ax Wi-Fi6

Bluetooth 5.1 +BLE

4GB+64GB 6GB+128GB 8GB+256GB (Optional)

MediaTek Dimensity 900

LCD 6-inch IPS

QR / bar code scanner(optional)

Corning GG3 reinforced glass cover

NFC, Magnetic(optional)

Finger Print

B2B Wholesale Kingtop Enterprise PDA

·Powerful, Durable and Enterprise-Ready
·Seamless Device and Data Management
·Rugged and Powerful Handheld Computer for Business
·Cost-Saving Bulk Deals for Large Volume Purchases

Why Choose Us?

We’re here to help tailor our comprehensive business solutions to your specific needs.

5G Fast Connectivity

Our tablet devices are equipped with advanced 5G modules that support various network bands and protocols, which allows you to enjoy fast and stable internet access anytime and anywhere.

Rich Production Experience

We have been focusing on the production of intelligent mobile devices for 15 years, and we have a deep understanding of the industry trends and customer needs. We can provide you with high-quality products that meet your expectations and requirements.

Trouble Shooting

We have a professional and responsive customer service team that can solve any problems you encounter within 24 hours. You can also contact our engineers directly for technical support and guidance.


We can customize your tablet devices according to your specifications and preferences. You can choose the size, color, logo, software, hardware and accessories of your tablet devices. We will offer you the best solution that suits your budget and needs.

Prouduct Selection

We have a wide range of tablet devices for you to choose from, with different features, functions and prices. Our professional sales team will recommend the most suitable and cost-effective products for you based on your needs and preferences.


We have a professional R&D and design team that can develop innovative and unique tablet devices for you. We have 15 years of experience in software and hardware development, and we can create solutions that satisfy your customers and the market.Don’t miss this opportunity to get the best 5G tablet device for your business or personal use. Contact us today and get a free quote and sample!

Which PDA is right for you?

Powerful device management tools.

Talk to us >        SAMPLE TEST >


4G LTE / 5G

2.2 Gigabit Carrier Speed




5mp front, 13mp rear


Removable 4000mAh battery


Android™12.0 System

Full specs→


4G LTE / 5G

2.2 Gigabit Carrier Speed




8mp front, 48mp rear


Removable 5000mAh battery


Android™11.0 System

Full specs→



1Gigabit Carrier Speed




5mp front, 13mp rear


Removable 5000mAh battery


Android™11.0 System

Full specs→