STMicroelectronics X-NUCLEO-6180XA1

Overview

X-NUCLEO-6180XA1 from STMicroelectronics is an Arduino UNO R3–compatible expansion board for STM32 Nucleo platforms, integrating the VL6180X FlightSense™ time-of-flight sensor for proximity ranging up to 400 mm and ambient light sensing up to 100 kLux. It features a 4-digit LED display, slide switch for mode selection, and support for up to three satellite VL6180X modules-enabling multi-sensor ranging and basic gesture recognition in industrial HMI and smart lighting systems.

For engineers reviewing the X-NUCLEO-6180XA1 datasheet, X-NUCLEO-6180XA1 pinout, X-NUCLEO-6180XA1 application, or X-NUCLEO-6180XA1 equivalent, this page provides verified hardware interface details, real-world use cases with STM32 Nucleo, satellite board integration guidance, and full firmware availability via ST's official VL6180X software package.

Technical Context

The board implements ST's VL6180X sensor IC using integrated VCSEL-based Time-of-Flight (ToF) technology, delivering reflectance-independent distance measurement and calibrated ALS output over I²C. Its dual-mode operation-ranging or ambient light-is controlled by a physical slide switch, with all sensor configuration and data readout handled via the STM32 Nucleo's Arduino-compatible headers.

It supports daisy-chained satellite VL6180X modules through dedicated GPiO pins (GPIOB, GPIOI, GPIOR), enabling synchronized multi-zone sensing without host MCU resource overhead. The on-board 4-digit display drives numeric values directly from sensor registers via dedicated display driver logic, eliminating need for external display controllers.

Key Specifications

Availability

X-NUCLEO-6180XA1 is available at Aetrix Electronics and suitable for industrial human-machine interfaces, smart lighting control systems, and embedded gesture-aware devices requiring stable component supply and rapid prototyping capability.

Supply support for X-NUCLEO-6180XA1 includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

STMicroelectronics is a global semiconductor leader headquartered in Geneva, Switzerland, specializing in microcontrollers, sensors, power management, and analog ICs for industrial, automotive, and consumer applications.

This board belongs to ST's X-NUCLEO ecosystem-a family of Arduino-form-factor expansion boards designed to accelerate evaluation and development of STM32-based sensor, connectivity, and power solutions.

FAQ

Does X-NUCLEO-6180XA1 require external firmware to operate?

Yes. The board ships without preloaded firmware. Full system software-including STM32Cube HAL drivers, VL6180X sensor libraries, and example projects for ranging, ALS, and gesture recognition-is provided free on st.com/vl6180x and requires user compilation and flashing via ST-LINK or similar debugger.

Can multiple X-NUCLEO-6180XA1 boards be stacked on one Nucleo board?

No. Only one X-NUCLEO-6180XA1 can be directly mounted per Nucleo board due to pin conflicts and physical layout. However, up to three VL6180X-SATEL satellite modules can be connected to its dedicated satellite headers for multi-sensor deployment.

Is the laser emitter on X-NUCLEO-6180XA1 Class 1 compliant?

Yes. The integrated VL6180X uses a VCSEL emitter certified to IEC 60825-1:2007 Class 1 limits under all specified operating conditions. No external optics or configuration changes are permitted-ST's default register settings must be retained to maintain compliance.

What is the role of the slide switch on the board?

The mechanical slide switch selects between two operational modes: "RANGE" activates continuous proximity measurement and displays distance in mm; "ALS" enables ambient light sensing and displays lux value-both modes use the same I²C interface and share the same 4-digit display hardware.