KE4073 Keyes DIY Electronic Brick ADXL345 Acceleration Sensor Module

KE4073 Keyes DIY Electronic Brick ADXL345 Acceleration Sensor Module

1. Introduction
The Keyes 2021 New DIY Electronic Brick ADXL345 Acceleration Sensor Module is a high-precision three-axis accelerometer suitable for motion detection, activity recognition, tilt measurement, and related applications.

2. Features
- Eco-Friendly Material: Made from black eco-friendly materials compliant with modern safety standards.
- Three-Axis Detection: Capable of simultaneously measuring acceleration along the X, Y, and Z axes.
- I2C Interface: Communicates with the main controller via the I2C protocol, simplifying connections and configuration.
- Wide Compatibility: Compatible with controllers such as Arduino and Raspberry Pi for easy project integration.
- Ease of Use: Intuitive design suitable for beginners and developers.

3. Specifications
| Parameter | Description |
|-------------------|--------------------------------------|
| Model | KE4073 |
| Sensor Type | ADXL345 Acceleration Sensor |
| Cable Length | 200mm |
| Operating Voltage | DC 3.3V to 5V |
| Interface Type | I2C |
| Acceleration Range| ±2g, ±4g, ±8g, ±16g |
| Power Consumption | Approx. 40µA (at 3.3V operation) |

4. Working Principle
The ADXL345 module outputs digital signals by measuring the magnitude and direction of acceleration:
- Power Connection: The module connects to a power supply via VCC and GND, supporting DC 3.3V to 5V operation.
- Signal Output: Acceleration data is transmitted via the I2C protocol for easy reading by the main controller.

5. Pin Description
| Pin Name | Description |
|----------|-----------------------------------------------|
| VCC | Positive power supply (DC 3.3V to 5V) |
| GND | Negative power supply connection |
| SDA | Data line for I2C communication |
| SCL | Clock line for I2C communication |