NXP Semiconductors KIT-STBI-A8971
- Part No.:
- KIT-STBI-A8971
- Manufacturer:
- NXP Semiconductors
- Category:
- Sensor Evaluation Boards
- Package:
- Datasheet:
-
KIT-STBI-A8971.pdf
- Description:
- Dev Kit FXLS8971
- Quantity:
- Payment:

- Shipping:

Inventory:1,987
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Product details
Overview
KIT-STBI-A8971 from NXP Semiconductors is a sensor toolbox development board designed for rapid evaluation and prototyping of the FXLS8971CF 3-axis accelerometer. It integrates an Arduino-compatible shield board with the LPC55S16-EVK MCU board, supports I²C and SPI interfaces, enables hardware-configurable accelerometer modes (normal/motion detect), and targets precision leveling and angle measurement applications.
For engineers reviewing the KIT-STBI-A8971 datasheet, KIT-STBI-A8971 pinout, KIT-STBI-A8971 application, or KIT-STBI-A8971 equivalent, this page delivers verified hardware configuration options, interface selection methods (SW1/SW2 jumpers), out-of-box FreeMASTER-Sensor-Tool GUI support, Arduino and Freedom board compatibility, and current-consumption evaluation capability.
Technical Context
The KIT-STBI-A8971 is a stacked hardware solution comprising the FXLS8971CF sensor shield board and LPC55S16-EVK MCU board. It operates as a complete evaluation platform where the shield board provides direct access to the accelerometer's analog and digital pins, configurable via SW1 (operating mode) and SW2 (I²C/SPI interface selection).
Hardware configurability includes jumper-based selection of I²C0 pins (J7/J8), I²C vs SPI digital interface (SW2 pins 2–3 or 1–2), and ACCEL NORMAL vs motion-detect mode (SW1 pins 2–3). The board delivers real-time sensor data visualization through FreeMASTER-Sensor-Tool and supports embedded development using the IoT Sensing SDK.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Sensor IC | FXLS8971CF 3-axis accelerometer for high-performance operation over temperature |
| Host MCU Board | LPC55S16-EVK - ARM Cortex-M33-based evaluation board with USB debug interface |
| Interface Support | I²C and SPI - selectable via SW2 jumpers; enables flexible host communication protocol integration |
| Operating Mode Config | Normal vs motion-detect mode - selected via SW1 jumpers for application-specific power/performance tuning |
| Mechanical Compatibility | Arduino® I/O header footprint - allows stacking on LPC55S16-EVK and interoperability with most NXP Freedom boards |
| Software Ecosystem | FreeMASTER-Sensor-Tool GUI + IoT Sensing SDK - provides out-of-box visualization and embedded framework support |
Availability
KIT-STBI-A8971 is available at Aetrix Electronics and suitable for industrial sensor evaluation, IoT device prototyping, and precision motion-sensing applications requiring stable component supply and full ecosystem toolchain support.
Supply support for KIT-STBI-A8971 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
NXP Semiconductors is a global semiconductor company headquartered in Eindhoven, Netherlands, specializing in secure connectivity solutions for automotive, industrial, IoT, and mobile applications.
KIT-STBI-A8971 belongs to NXP's Sensor Toolbox development ecosystem, designed to accelerate sensor evaluation and embedded firmware development for IoT sensing applications using NXP's motion sensors and software frameworks.
FAQ
What is the KIT-STBI-A8971 used for?
The KIT-STBI-A8971 is a sensor evaluation and development kit built around the FXLS8971CF 3-axis accelerometer. It enables rapid prototyping, real-time sensor data visualization via FreeMASTER-Sensor-Tool, and embedded firmware development using the IoT Sensing SDK. The KIT-STBI-A8971 supports both I²C and SPI interfaces and is optimized for precision leveling and angle measurement use cases.
Does the KIT-STBI-A8971 include a microcontroller?
Yes, the KIT-STBI-A8971 includes the LPC55S16-EVK MCU board as part of its standard kit contents. This ARM Cortex-M33-based evaluation board serves as the host processor for the FXLS8971CF sensor shield, providing USB connectivity, debug capability, and runtime execution of sensor firmware. The KIT-STBI-A8971 relies on this integrated MCU for full out-of-box functionality.
How do I configure the KIT-STBI-A8971 for I²C communication?
To configure the KIT-STBI-A8971 for I²C, connect pins 2–3 of SW2 on the sensor shield board and set J7 and J8 jumpers to pins 1–2 to select I²C0. This hardware configuration routes the FXLS8971CF's I²C signals to the LPC55S16-EVK's I²C0 peripheral. The KIT-STBI-A8971 user manual (UM11910) confirms these jumper settings for reliable I²C operation.
Can the KIT-STBI-A8971 be used with other development boards besides the LPC55S16-EVK?
Yes, the KIT-STBI-A8971 sensor shield board is designed with Arduino® I/O headers and is compatible with most NXP Freedom development boards. Its mechanical and electrical interface follows Arduino Uno R3 specifications, enabling stacking and signal routing across compatible hosts. However, full software support (e.g., FreeMASTER-Sensor-Tool, IoT Sensing SDK) is validated specifically for the LPC55S16-EVK within the KIT-STBI-A8971 reference configuration.
What software tools are supported by the KIT-STBI-A8971?
The KIT-STBI-A8971 is supported by FreeMASTER-Sensor-Tool for GUI-based sensor data visualization and the IoT Sensing SDK for embedded firmware development. These tools are part of NXP's Sensor Toolbox ecosystem and provide pre-integrated drivers, example projects, and abstraction layers for the FXLS8971CF. The KIT-STBI-A8971 documentation confirms out-of-box compatibility with both tools when used with the included LPC55S16-EVK.
KIT-STBI-A8971 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Series:
- -
- Packaging:
- Box
- Product Status:
- Active
- Sensor Type:
- Accelerometer, 3 Axis
- Sensing Range:
- ±2g, 4g, 8g, 16g
- Interface:
- I2C, Serial, SPI
- Sensitivity:
- 1024LSB/g, 512LSB/g, 256LSB/g, 128LSB/g
- Voltage - Supply:
- 1.71V ~ 3.6V
- Embedded:
- No
- Contents:
- Board(s), Cable(s)
- Utilized IC / Part:
- FXLS8971CF
KIT-STBI-A8971 FAQ
1.How can I place an order for KIT-STBI-A8971 through Aetrix?
Please submit a Request for Quotation (RFQ) for KIT-STBI-A8971 on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for KIT-STBI-A8971 reliable?
The price and inventory of KIT-STBI-A8971 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for KIT-STBI-A8971 is usually 5 days.
3.What payment methods are accepted for KIT-STBI-A8971?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for KIT-STBI-A8971 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for KIT-STBI-A8971?
KIT-STBI-A8971 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your KIT-STBI-A8971 order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for KIT-STBI-A8971?
For technical support, including KIT-STBI-A8971 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your KIT-STBI-A8971 requirements.
6.How does Aetrix verify that KIT-STBI-A8971 is sourced from the original manufacturer or authorized distributors?
All KIT-STBI-A8971 products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that KIT-STBI-A8971 meets industry standards.
7.What is the process for return or replacement of KIT-STBI-A8971?
All KIT-STBI-A8971 units undergo pre-shipment inspection (PSI). If there is an issue with KIT-STBI-A8971, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The KIT-STBI-A8971 part is unused and in its original packaging.
Return procedure for KIT-STBI-A8971:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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