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SparkFun Triple Axis Accelerometer Breakout - KX134 (Qwiic)
This SparkFun Triple-Axis Accelerometer Breakout is a simple Qwiic breakout for the KX134 digital accelerometer from Kionix. The KX134 is a low-power, 16-bit resolution three-axis accelerometer capable of measuring ±8g/16g/32g/64g (user-selectable) and has up to a 10kHz output data rate making it ideal for high-g measurements as well as high-speed applications such as vibration sensing.
The KX134 includes a host of features including Freefall detection, Directional Tap™ and Double-Tap™ detection, tilt orientation detection and more. The Qwiic KX134 can interface with controllers using both I2C and SPI at high speeds so you can use it in an existing Qwiic chain or on a SPI bus.
The SparkFun Qwiic Connect System is an ecosystem of I2C sensors, actuators, shields and cables that make prototyping faster and less prone to error. All Qwiic-enabled boards use a common 1mm pitch, 4-pin JST connector. This reduces the amount of required PCB space, and polarized connections mean you can’t hook it up wrong.
- Measurement Range: ±8g, ±16g, ±32g, ±64g (User Selectable)
- High Resolution (8 or 16-bit)
- User-Configurable Output Data Rate (ODR) up to 25600Hz
- User-Configurable 3-stage Advanced Data Path featuring low-pass filter, low-pass/high-pass filter and RMS calculation engine
- Wide range of built-in sensing functions
- Free Fall
- Directional-Tap™ / Double-Tap™
- Device Orientation & Activity Algorithms
- Low Noise: 130µg/√Hz (varies based on ODR, power mode & other settings)
- High Resolution Wake-Up & Back-to-Sleep Detection with configurable threshold as low as 3.9mg
- 512-byte FIFO buffer that continues recording data while being read
- Selectable Low-Power or High-Performance operating modes
- Low Power with Integrated Voltage Regulator
- High Performance Operating Current Consumption (400Hz ODR + Wake-Up Detection): 148µA
- Low Power Operating Current Consumption (0.781Hz ODR + Wake-Up Detection): 0.53µA
- Standby Current Consumption: 0.5µA
- Self-Test Functionality
- Digital I2C up to 3.4MHz and Digital SPI up to 10MHz
- 2x Qwiic Connectors
- SPI available on PTH Header Pins
- I2C Address: 0x1E (0x1F alternate)
SparkFun Triple Axis Accelerometer Breakout - KX134 (Qwiic) Product Help and Resources
Triple Axis Accelerometer Breakout - KX13x (Qwiic) Hookup Guide
May 6, 2021
Get started measuring acceleration and vibration using the Triple Axis Accelerometer Breakout - KX134 (Qwiic) & KX132 (Qwiic) following this Hookup Guide.
Core Skill: Programming
If a board needs code or communicates somehow, you're going to need to know how to program or interface with it. The programming skill is all about communication and code.
Skill Level: Rookie - You will need a better fundamental understand of what code is, and how it works. You will be using beginner-level software and development tools like Arduino. You will be dealing directly with code, but numerous examples and libraries are available. Sensors or shields will communicate with serial or TTL.
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Core Skill: Electrical Prototyping
If it requires power, you need to know how much, what all the pins do, and how to hook it up. You may need to reference datasheets, schematics, and know the ins and outs of electronics.
Skill Level: Rookie - You may be required to know a bit more about the component, such as orientation, or how to hook it up, in addition to power requirements. You will need to understand polarized components.
See all skill levels
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