RS485 to TTL Converter Module 3.3V 5V Arduino Raspberry Pi STM32

Product description: RS485 to TTL converter module

Compact RS485 interface to TTL signal converter module. The device enables bidirectional communication between the industrial data transmission standard and popular microcontroller-based systems. The converter supports 3.3 V and 5.0 V logic levels for broad compatibility with many development platforms. The module is suitable for automation, control, and monitoring systems, delivering stable operation even in demanding environmental conditions.

Key technical specifications

• Supply voltage: 3.3 V or 5.0 V
• Supported logic levels: 3.3 V and 5.0 V
• Maximum transmission range: up to 800 m
• Operating temperature: -40°C to 85°C
• Module dimensions: 42.6 mm x 15.3 mm
• PCB thickness: 0.8 mm

Benefits of use

• Seamless signal conversion between RS485 and TTL
• Full compatibility with popular microcontroller systems running at 3.3 V and 5 V
• Ability to build distributed automation systems thanks to transmission range up to 800 m
• Stable, reliable operation across a wide industrial temperature range
• Easy integration into projects thanks to the module’s compact size and simple mounting

Example applications

• Industrial and building automation systems
• Reading data from sensors and meters equipped with RS485
• Internet of Things (IoT) projects
• Lighting and actuator control over long distances
• Monitoring and data acquisition from distributed measurement points

Microcontroller compatibility

The module was designed for versatility and ease of use. With support for the most common voltage levels, the converter can be connected successfully to ESP8266, ESP32, Arduino (UNO, Nano, Mega), Raspberry Pi, and STM32.