Waveshare Serial to RJ45 Module Review: UART TTL to Ethernet Converter

Description

# Product Review: Waveshare Serial to RJ45 Module UART TTL to Ethernet TCPIP Converter (USR-TCP232-T2)

The Waveshare Serial to RJ45 Module is an innovative device designed to convert UART TTL signals to Ethernet TCP/IP, making it ideal for a variety of IoT applications. With support for DHCP and DNS, the USR-TCP232-T2 is an excellent solution for remote communication projects. This review will delve into key features, unboxing experience, design, performance, pros and cons, and comparisons with similar products.

## Key Features

– **UART to Ethernet Conversion**: Seamlessly convert TTL signals to TCP/IP for network communication.
– **DHCP and DNS Support**: Automatically obtain an IP address and resolve domain names, simplifying network setup.
– **Multiple Protocols**: Supports TCP, UDP, and other protocols for flexible communication options.
– **User-friendly Configuration**: Easy setup via a web-based interface or serial commands.
– **Compact Design**: Small footprint suitable for embedded applications.
– **Power Supply Options**: Can be powered via USB or external power supply (5V-12V).

## Unboxing

The Waveshare USR-TCP232-T2 comes well-packaged in a sturdy box that ensures the module is protected during transit. Inside, you will find the following items:

– The USR-TCP232-T2 module itself.
– A user manual that provides clear instructions on setup and configuration.
– A few jumper wires for easy connectivity.
– An anti-static bag for safe storage.

Overall, the unboxing experience is straightforward and professional, reflecting the quality of the product.

## Design

The design of the USR-TCP232-T2 is compact and functional. The module features:

– **RJ45 Ethernet Port**: For standard network connectivity.
– **TTL Serial Interface**: With several pins for easy connection to microcontrollers.
– **LED Indicators**: For power, network status, and data transmission, allowing for easy monitoring of the device’s status.
– **Mounting Holes**: For secure installation in various environments.

The overall aesthetic is utilitarian, with a clear focus on functionality over frills.

## Performance

In terms of performance, the USR-TCP232-T2 excels in several areas:

– **Reliable Connectivity**: The module provides stable and fast network communication, making it suitable for real-time applications.
– **Easy Configuration**: The web interface is intuitive, allowing users to quickly set up the device without extensive technical knowledge. The serial command options are also well-documented.
– **Robust Protocol Support**: Whether you’re using TCP or UDP, the performance is consistent, making it versatile for different applications.

During testing, I connected the module to a microcontroller, and the data transmission was seamless. The support for DHCP and DNS simplified the initial setup, allowing me to start working on my project almost immediately.

## Pros and Cons

### Pros
– **Versatile Protocol Support**: Works with multiple communication protocols.
– **User-friendly Setup**: Easy to configure and integrate.
– **Compact Size**: Ideal for embedded projects with limited space.
– **Stable Performance**: Reliable and fast data transmission.

### Cons
– **Limited Documentation**: While the manual is helpful, more detailed examples would enhance the user experience.
– **No Built-in Wi-Fi**: This module is strictly wired, which may not suit all applications.

## Comparison

When compared to other similar products, such as the DFRobot ESP8266 Serial Wi-Fi Shield or the Seeed Studio Ethernet Shield, the USR-TCP232-T2 stands out in a few areas:

– **Simplicity**: The USR-TCP232-T2 is easier to set up for UART applications compared to Wi-Fi shields that may require additional configuration.
– **Stability**: The wired connection typically offers more consistent performance than Wi-Fi, making it preferable for critical applications.
– **Cost**: The USR-TCP232-T2 is competitively priced compared to similar Ethernet converters, providing good value for its features.

In summary, for projects that require reliable UART to Ethernet conversion, the Waveshare USR-TCP232-T2 is an excellent choice, delivering performance, ease of use, and versatility. While there are some limitations, such as the lack of built-in Wi-Fi, the overall functionality and reliability make it a strong contender in the market. Whether you’re a hobbyist or a professional, this module can significantly enhance your IoT projects.