M5Stack Atomic RS485 Base (A131) – RS485 and 12 V power for Atom

M5Stack Atomic RS485 Base (A131) – RS485 and 12 V power for Atom

The RS485 Base connects an Atom board to Modbus equipment: energy meters, heat pumps, ventilation units and solar inverters. It has a voltage regulator that takes 12 V from the RS485 cable and powers the Atom board.

Works with

ESPHome (uart and modbus_controller)
Arduino
Atom Lite, AtomS3, AtomS3 Lite

You also need

An Atom board and RS485/Modbus equipment.

Specifications

Chip	SP3485EE
Power	12 V via the RS485 connector (DC/DC to 5 V)
Connector	VH-3.96 4-pin
Size	24 × 48 × 18 mm

Documentation and certification

Manufacturer: M5Stack Technology Co., Ltd, Block A10, Expo Bay South Coast, Fuhai Street, Bao'an District, Shenzhen, China, [email protected]. EU representative: Success Courier SL, Calle Rio Tormes 1, Planta 1, Derecha, Oficina 3, 28947 Fuenlabrada, Madrid, Spain, [email protected].

End-of-life electronics must be taken to separate collection. Read about e-waste.

Write a review

Goes well with

M5Stack ATOM Lite (C008) – ESP32 development board

Language

M5Stack Atomic RS485 Base (A131) – RS485 and 12 V power for Atom

Works with

You also need

Specifications

Documentation and certification

Goes well with

M5Stack ATOM Lite (C008) – ESP32 development board

M5Stack AtomS3 Lite (C124) – ESP32-S3 development board

M5Stack RS485 Unit (U034) – RS485 to TTL

M5Stack ATOM Tail485 (T002) – RS485/Modbus adapter for Atom

M5Stack isolated RS485 unit (U094) – Modbus with galvanic isolation

M5Stack Atomic PoE Base (A091) – Ethernet and power over the network cable

Read more