SKU: SBCD-1275
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Seeed Studio Studio XIAO Logger HAT w/ RTC & Sensors

₹1,049.00 (Inclusive of all taxes)
Out of Stock

The Seeed Studio Studio XIAO Logger HAT is a compact environmental sensing add-on designed for Seeed Studio Studio XIAO boards, integrating temperature, humidity, and ambient light sensors with an RTC for precise, low-power data logging. It supports battery voltage monitoring and offers ultra-low idle current for extended field deployments.

Features

  • Ultra-compact HAT designed specifically for all Seeed Studio Studio XIAO boards.
  • Integrates SHT40 temperature & humidity sensor and BH1750 ambient light sensor.
  • Features PCF8563 real-time clock (RTC) for accurate timestamping and deep-sleep wakeups.
  • Supports battery voltage monitoring via an ADC pin, optimized for low-power applications.
  • Achieves ultra-low idle current of approximately 0.25 µA for long-term battery operation.

Out of stock

Description

The Seeed Studio Studio XIAO Logger HAT provides comprehensive environmental sensing capabilities in an ultra-compact form factor, tailored for the Seeed Studio Studio XIAO series. It incorporates a high-accuracy SHT40 sensor for temperature and humidity, alongside a BH1750 digital ambient light sensor, enabling versatile data acquisition for various IoT and embedded applications.

Equipped with a PCF8563 real-time clock, the Logger HAT ensures precise timestamping for all recorded data, a crucial feature for data logging and event-driven systems. Its design prioritizes energy efficiency, featuring battery voltage monitoring via an ADC pin and an impressively low idle current of ~0.25 µA. This makes it an ideal solution for battery-powered projects requiring long-term, unattended operation such as portable loggers, remote environmental monitoring stations, and low-power IoT nodes. The I2C interface simplifies integration and allows for future expansion with additional sensors or peripherals.

Key Features

  • Ultra-compact HAT form factor compatible with all Seeed Studio Studio XIAO boards (ESP32C3, ESP32S3, ESP32C6, nRF52840, RP2040, SAMD21).
  • On-board SHT40 digital sensor for accurate temperature and relative humidity measurements.
  • Integrated BH1750 digital ambient light sensor for illuminance detection.
  • Low-power PCF8563 real-time clock (RTC) with interrupt output for timekeeping and wake-up events.
  • Built-in capability for battery voltage monitoring via a dedicated ADC pin.
  • Achieves ultra-low idle current of approximately 0.25 µA, extending battery life significantly.
  • Utilizes a standard I2C communication interface for straightforward programming and expandability.
  • Optimized for low-power, battery-powered data logging and remote sensing applications.

Applications

  • Portable data loggers
  • Low-power IoT sensor nodes
  • Environmental monitoring systems
  • Battery-powered remote sensing
  • Educational projects in embedded systems

Technical Specifications

Item TypeData Logger HAT
Model No. / NameXIAO Logger HAT
Operating Temperature-40 °C to 85 °C
Current Consumption~500 µA
CompatibilitySeeed Studio Studio XIAO ESP32C3, ESP32S3, ESP32C6, nRF52840, RP2040, SAMD21
Idle Current~0.25 µA
Communication InterfaceI2C
SensorSHT40, BH1750
RTCPCF8563

Frequently Asked Questions

What Seeed Studio Studio XIAO boards are compatible with the Logger HAT?

The XIAO Logger HAT is designed for broad compatibility across the Seeed Studio Studio XIAO series. It supports popular boards such as the XIAO ESP32C3, ESP32S3, ESP32C6, nRF52840, RP2040, and SAMD21, ensuring versatility for various microcontroller-based projects within the ecosystem.

How does the Logger HAT achieve its ultra-low power consumption?

The Logger HAT achieves ultra-low power consumption through several design choices. It incorporates low-power components like the PCF8563 RTC and optimizes sensor usage. The idle current is remarkably low at approximately 0.25 µA, enabling extended battery life for long-term data logging applications and remote deployments.

What environmental parameters can the XIAO Logger HAT measure?

The XIAO Logger HAT integrates key environmental sensors to measure three primary parameters. It uses the SHT40 sensor for accurate temperature and relative humidity readings, and the BH1750 digital ambient light sensor to detect illuminance. These provide a comprehensive environmental data set.

What is the function of the PCF8563 Real-Time Clock on the HAT?

The PCF8563 Real-Time Clock (RTC) on the Logger HAT provides precise timekeeping capabilities. It enables accurate timestamping for all logged sensor data, which is crucial for data integrity. Additionally, it supports alarm functions and can be used to wake the XIAO board from deep sleep for scheduled measurements.

Package Includes

  • 1 x Seeed Studio Studio XIAO Logger HAT
  • 2 x 7-pin female header

Additional Information

Weight 0.005 kg
Dimensions 1.78 × 2.1 cm