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TTL-to-RS485 Converter with SP485EEN-L Transceiver and Integrated DC/DC Power Conversion for M5Stack ATOM
The M5Stack Atom Tail485 is a compact TTL-to-RS485 converter designed for compatible M5Stack ATOM controllers. It converts TTL serial signals from the host controller to RS485 electrical levels, providing an interface for industrial equipment, distributed controllers and other devices that communicate over RS485 networks. The module integrates the SP485EEN-L RS485 transceiver, making it suitable for applications that require reliable serial communication across multi-point systems.
Tail485 also incorporates a DC/DC step-down power circuit that can convert a 12 V input supply to 5 V for the Type-C power path, reducing the need for a separate 5 V supply in suitable installations. Its ATOM-oriented form factor provides a convenient way to add RS485 connectivity to compact embedded and industrial-control projects. This makes the module useful for distributed sensor networks, equipment communication, automation systems and RS485 multi-point control applications.
Key Features
- TTL-to-RS485 Conversion: Converts TTL serial communication signals to RS485 electrical levels for compatible industrial and embedded devices.
- SP485EEN-L Transceiver: Integrates the SP485EEN-L IC for RS485 communication.
- ATOM Series Integration: Designed for use with compatible M5Stack ATOM controllers.
- RS485 Multi-Point Communication: Suitable for networks where multiple compatible devices share an RS485 communication bus.
- Integrated DC/DC Converter: Built-in step-down power circuit reduces the need for an additional voltage-conversion module.
- 12 V to 5 V Conversion: Supports conversion of a suitable 12 V power input to 5 V for the Type-C power path.
- Industrial Communication Support: Provides a practical interface for connecting ATOM-based controllers to RS485 industrial equipment.
- Compact Form Factor: Maintains the small footprint required for space-conscious ATOM projects.
- Serial Device Integration: Suitable for communication with compatible sensors, controllers, instruments and automation equipment.
- Simplified System Wiring: Integrated communication and power-conversion functions help reduce additional external hardware.
Applications
- RS485 multi-point communication
- Industrial automation
- Distributed sensor networks
- Equipment monitoring
- Building automation
- Modbus hardware interfaces
- Industrial controllers
- Remote data acquisition
- Machine communication
- Smart-device networks
- Embedded control systems
- ATOM-based industrial projects
Model Size
Package Includes:
- 1 x Tail RS485
- 1 x HT3.96-4P Terminal
- 1 x I/O Sticker
