ARM Cortex-M3 CPU, 128kB Flash, 20kB RAM, USB, CAN, 3xUART, 2xI2C, 2xSPI, ADC, STM, LQFP100, RoHS

A volume sensor designed to detect loud ambient sounds. The module uses a microphone and LM2904 amplifier. The output value (analog signal) depends on the volume of the detected sound. In order to eliminate interference, the microphone signal is subjected to double filtering. Seeed studio 101020063

RGB 5x5 (25 LEDs) matrix LED display module designed for QT Py and Xiao boards. It uses SK6805 addressable LEDs and communicates via a single-wire interface. Adafruit 5646

MH-Z16 carbon dioxide sensor with Grove connector. It communicates via the UART interface. Seeed Studio 101020067

TFT color LCD display module with touch panel. It offers a diagonal of 2.8" and a resolution of 240x320 pixels. It has a built-in ILI9341 driver, communicates via an SPI interface and is equipped with a microSD card slot and an EYESPI connector. Adafruit 2090

ARM Cortex-M3 CPU, 64kB Flash, 20kB RAM, USB, CAN, 3xUART, 2xI2C, 2xSPI, ADC, STM, LQFP100, RoHS

This small breakout board couples an Electret microphone (100Hz–10kHz) with a 60x mic preamplifier to amplify the sounds of voice, claps, door knocks or any sounds loud enough to be picked up by a microcontroller’s analog-to-digital converter. Each breakout comes fully assembled and works from 2.7V up to 5.5V. BOB-12758

An IoT module that combines a microcontroller with an ARM-Cortex M3 core, WiFi and NFC. It can be programmed in the Arduino IDE or in the Micropython language. DFRobot DFR0477

Pololu 4816 is a set of two JST SH 5-pin top-entry adapters that enable integration of JST SH wires with breadboards and prototype boards. With support for voltages up to 50 V and currents up to 1 A per pin, the adapters are suitable for many prototyping, communication, and power applications.

An optical particle sensor that uses laser scattering and Sensirion\'s innovative contamination resistance technology. It enables users to measure mass concentration and particle number. SparkFun SEN-15103

Waveshare 5DP-CAPLCD-G is a high-brightness touch display with a rugged design, equipped with a resistive panel that allows operation in demanding conditions. Ideal for industrial, field, and educational applications where precise single-point control and high resistance to interference and moisture are essential.

TFT LCD driver with DPI interface dedicated to Raspberry Pi. It allows you to operate resistive touch panels. Adafruit 2453

Waveshare 5DP-CAPLCD-B is a high-brightness HDMI display with strong mechanical resistance, designed for embedded projects, HMI panels, and compact user interfaces. Thanks to optical bonding technology, tempered glass, and full compatibility with Raspberry Pi and operating systems, it provides a reliable solution for demanding visual applications.

Zynq-7000 All Programmable SoC, Dual ARM Cortex-A9 MPCore, Artix-7 FPGA, 28K Logic Cells, 667MHz CSPBGA400, Xilinx

This synchronous switching step-down (or buck) regulator takes an input voltage of up to 40V and efficiently reduces it to 5V with an available output current of around 15A. Typical efficiencies of 80% to 95% along with its high current capabilities make this regulator well suited for powering large loads. Pololu 2881

The UM7 orientation sensor from Redshift Labs is an Attitude and Heading Reference System (AHRS) that contains a three-axis accelerometer, rate gyro, and magnetometer. It combines this data using an Extended Kalman Filter to produce attitude and heading estimates.

Measurement module with RS485 interface. It has two voltage measurement inputs in the range of 0 to 5 V and 0 to 10 V and two current measurement inputs in the range of 0 to 20 mA. Supports the Modbus RTU protocol

6.25" DSI capacitive display Waveshare 28918 with an IPS matrix and a touch panel using optical bonding technology offers a high resolution of 720×1560 pixels and wide viewing angles. Designed to work with Raspberry Pi, it enables multi-touch support and brightness adjustment via software. The reinforced surface made of tempered glass provides resistance to mechanical damage. It is suitable for user interface projects, control panels, and portable embedded devices.