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【Specification】 Main Chip: ADXL345; Power Supply: 3-5V; Means of Communication: IIC / SPI Communication Protocol; Size:20 x 15mm / 0.79 x 0.59inch (LxW); Measuring Range: ±2g /±16g; Ultralow Power: as low as 23 μA in Measurement Mode and 0.1 μA in Standby Mode at VS = 2.5 V (typical).
【Function】 The ADXL345 accelerometer offers several special sensing functions.They are activity and inactivity detection function, tap detection function and free fall detection function respectively.
【Feature】 Its high resolution (4 mg / LSB), capable of measuring about 0.25 ° of inclination Angle change.Use ADXL345 digital output acceleration timing, etc., without the need for Analog to digital conversion, reducing system cost and board space.
【Low-Power Mode】ADXL345 Sensor Supports Motion-Based Intelligent Power Management for Threshold Sensing and Motion Acceleration Measurement with Low Power Consumption
【Application】 ADXL345 is Perfect for Mobile Device Applications,Which can Measures Static Gravitational Acceleration in Tilt Detection Applications as well as Dynamic Acceleration Due to Motion or Impact.

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Product description:
The ADXL345 is a small, thin, ultra-low power 3-axis accelerometer with high resolution (13-bit) measurement at up to ± 16g.Digital output data is 16-bit twos complement format, can be accessed via I2C digital interface SPI (3-wire or 4-wire).

Specification:
Main Chip: ADXL345
Model: GY-291
Power Supply: DC 3-5V
Means of Communication: IIC / SPI Communication Protocol
Measuring Range: ±2g / ±16g
Digital-Output Triple-Axis Accelerometer with a Programmable Full Scale Range of ±2g, ±4g, ±8g and ±16g and Integrated 16-bit ADCs
Accelerometer Normal Operating Current: 450µA
Ultralow Power: as low as 23 μA in Measurement Mode and 0.1 μA in Standby Mode at VS = 2.5 V (typical)
Communication: SPI (3- and 4-wire) and I2C Digital Interfaces
Wake-On-Motion Interrupt for Low Power Operation of Applications Processor
Flexible interrupt modes, mappable to any interrupt pin
Selectable measurement range via serial commandv Selectable bandwidth via serial command
Single vibration/double vibration detection
Activity/inactivity monitoring
Free fall detection
Wide temperature range:-40°C to +85°C

Applications:
Mobile phones, medical instruments, gaming and pointing devices, industrial instrumentation, personal navigation devices, hard disk drive (HDD) protection, single-supply data acquisition systems, battery-powered systems.

Package includes:
5PCS GY-291 ADXL345 3-axis accelerometer Module
5PCS 8-pin header

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