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STMicroelectronics X-NUCLEO-AMICAM1 STM32 Nucleo Audio Expansion

₹3,779.00 (Inclusive of all taxes)
Out of Stock

The STMicroelectronics X-NUCLEO-AMICAM1 is an audio expansion board designed for STM32 Nucleo development boards, enabling synchronized acquisition and streaming of up to four analog MEMS microphones. It provides a swift solution for developing microphone-based applications and implementing advanced audio algorithms.

Features

  • Synchronized acquisition for up to 4 analog MEMS microphones.
  • Features three onboard MP23ABS1 analog MEMS microphones.
  • Directly compatible with STMicroelectronics STM32 Nucleo boards.
  • Includes an on-board external ADC and supports STM32-embedded ADC.
  • Achieves high-fidelity audio capture with up to 192 KHz sampling frequency.

Out of stock

Description

The X-NUCLEO-AMICAM1 expansion board from STMicroelectronics empowers developers to acquire and stream audio from up to four microphones simultaneously, supporting a maximum sampling rate of 192 KHz. This board serves as an efficient platform for rapid prototyping and implementation of complex audio algorithms and microphone-based applications within the STM32 ecosystem.

Designed around the MP23ABS1 analog MEMS microphone, the expansion board maintains compatibility with the ST morpho connector layout and various analog microphone coupon boards, such as the STEVAL-MIC004V1. It integrates three MP23ABS1 microphones onboard; two are connected to an external ADC, while the third is directly routed to the STM32’s embedded ADC. Analog signal amplification is expertly handled by ST TSV91x wide bandwidth operational amplifiers, ensuring clear and robust audio input.

Key Features

  • Three onboard MP23ABS1 analog MEMS microphones for versatile audio capture.
  • Five dedicated slots for integrating additional analog microphone coupon boards (e.g., STEVAL-MIC004V1).
  • Supports synchronized acquisition and streaming for up to four microphones.
  • Integrated amplification stage utilizes TSV91x wide bandwidth operational amplifiers for signal integrity.
  • Features an on-board external ADC for high-resolution audio conversion.
  • Allows direct acquisition of a single microphone via the STM32's embedded ADC.
  • Achieves high-fidelity audio sampling with frequencies up to 192 KHz.
  • Comes with a free, comprehensive development firmware library and audio capture/USB streaming sample application compatible with STM32Cube.
  • Fully compatible with STMicroelectronics STM32 Nucleo development boards.
  • Equipped with ST morpho connectors (top and bottom) and Arduino UNO R3 connectors (top) for flexible stacking and expansion.

Applications

  • Embedded audio processing and algorithm development.
  • Voice control systems and speech recognition applications.
  • Acoustic monitoring and sound detection systems.
  • Microphone array research and development.
  • Prototyping audio input for IoT devices.

Technical Specifications

Item TypeExpansion Board
Based OnSTM32 Based
Model No. / NameX-NUCLEO-AMICAM1
Silicon Core NumberMP23ABS1
Silicon ManufacturerSTMicroelectronics
Sampling Frequency192 KHz
CompatibilitySTMicroelectronics STM32 Nucleo Development Boards

Frequently Asked Questions

What is the primary function of the X-NUCLEO-AMICAM1 expansion board?

The board enables synchronized acquisition and streaming of up to four analog MEMS microphones, facilitating the development of audio-based applications and algorithms on STM32 Nucleo platforms. It supports a maximum sampling rate of 192 KHz, making it suitable for high-fidelity audio projects.

Which microphones are used on the X-NUCLEO-AMICAM1, and how are they connected?

It features three onboard MP23ABS1 analog MEMS microphones. Two are routed to an external ADC for enhanced conversion, while one is directly connected to the STM32 embedded ADC. This configuration offers flexible input options for various audio data processing requirements.

Is the X-NUCLEO-AMICAM1 compatible with other development boards or connectors?

Yes, it is fully compatible with STMicroelectronics STM32 Nucleo boards. Additionally, it features both ST morpho connectors (top and bottom) and Arduino UNO R3 connectors (top), enabling easy stacking with other expansion shields and analog microphone coupon boards for extended functionality.

What software support is available for the X-NUCLEO-AMICAM1?

STMicroelectronics provides a free, comprehensive development firmware library and sample applications compatible with STM32Cube. These resources significantly simplify audio capture and USB streaming implementation, accelerating the development process for a wide range of audio processing projects and embedded applications.

Package Includes

  • 1 x STMicroelectronics X-NUCLEO-AMICAM1 STM32 Nucleo Audio Expansion Board

Additional Information

Weight 0.1 kg
Dimensions 22 × 17 × 4 cm