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Product description: Atomic ToUnit Base - Atom interface adapter for Unit modules - M5Stack A161
The Atomic ToUnit Base is a compact adapter board designed specifically for Atom controllers, enabling them to interface directly with M5Stack Unit modules . The adapter converts the bottom I/O pins of the Atom controller to a standard HY2.0-4P (male) connector , allowing for quick and convenient connection of sensors, actuators, and other Unit modules without the need for additional wires or soldering.
Atomic ToUnit Base - Atom interface adapter for Unit modules - M5Stack A161. 
The Atomic ToUnit Base is a compact adapter board designed specifically for the Atom series controllers.Special features
- Atom → Unit interface adapter enabling direct connection of Unit modules
- Converting the lower I/O connector of Atom controllers to HY2.0-4P (male)
- Built-in DIP switch for flexible I/O pin configuration
- Compact and lightweight design, ideal for embedded projects
- No soldering or additional wiring required
- Full compatibility with the M5Stack Atom and Unit ecosystem
Practical applications
Atomic ToUnit Base is ideal for projects where M5Stack Atom controllers must interface with Unit modules such as sensors, relays, displays, and communication modules. It is an ideal solution for IoT prototyping, educational projects, home automation, and embedded systems where rapid functionality expansion and modularity are key.
Adapter technical specifications
- Type: Atom → Unit interface adapter
- Output connector: HY2.0-4P (male)
- Pin configuration: DIP switch
- Dimensions: 30.2 x 24 x 13.1 mm
- Weight: 4.6 g
Contents of the set
- 1x M5Stack Atomic ToUnit Base
- 1x Allen key L 1.5 mm (for M2 screw)
- 1x Screw M2 x 10mm
- 1x DIP switch description sticker
The adapter converts the lower I/O pins of the Atom controller to a standard HY2.0-4P (male) connector. Useful links |
