STM32C0116-DK Discovery kit

2-channel converter for Raspberry Pi Pico that provides easy communication between UART TTL serial interface and RJ45 Ethernet. Waveshare Pico-ETH-CH9121

Servo driver based on the Raspberry Pi RP2040 microcontroller. It allows you to control up to 18 servos, has 6 analog inputs and a QW/ST connector for connecting additional sensors. Pimoroni PIM613

SEN-12784

Gravity: I2C 12-Bit DAC is a module with 12-bit DAC and built-in EEPROM memory. The module is powered by 3.3 ... 5V for communication used by the I2C interface. DFRobot DFR0552

The Hall sensor module allows magnetic field detection, can be used to measure angle of rotation, displacement, mechanical vibrations, etc. The module has a connector in accordance with the Grove standard. Seeed studio 101020046

Portable set of ToF laser scanner with a range of 40m, characterized by high resolution (9,200 samples per second) and high stability and accuracy of measurements. Seeed Studio 114090021

The TPA3116DA 150W XH-M544 audio amplifier module is a compact device with a wide input voltage range (12-26V) and output power up to 150W (100W recommended), ensuring clear sound with a signal-to-noise ratio of 100dB. The small size (77 x 73 x 19mm) makes it an ideal choice for a variety of audio projects.

Multifunctional speech recognition module. Allows you to add speech recognition to your own application. The module can be used with any evaluation kit that has a UART interface. Sparkfun COM-15453

DC-DC Step-Down converter module. It has an input voltage from 12 to 45 V, an output voltage of 12 V and a maximum output current of up to 2.8 A. Pololu 4896

USB-UART/I2C converter based on the MCP2221 chip. It enables communication of devices with UART or I2C interface with a computer. SB Components 21246

ROB-12567

A two-channel DC motor controller with an I2C interface. It is powered from 4.5 V to 48 V and can deliver up to 1.8 A per motor. A board with soldered connectors. Pololu 5064

Tic T500 USB Multi-Interface Stepper Motor Controller

This breakout board, the ultimate companion for the VLSI VS1053B DSP codec chip, can decode a wide variety of audio formats MP3, AAC, Ogg Vorbis, WMA, MIDI, FLAC, WAV (PCM and ADPCM); it can be used to record audio in both PCM (WAV) and compressed Ogg Vorbis. 8 GPIO pins can be used for lighting up small LEDs or reading buttons. Adafruit 1381

The 9V 10W USB Step-Up Converter module converts 4.2-5.2V input voltage to 9V DC output voltage, with a maximum current of 2A and a conversion efficiency of 96%. The device can operate in a wide temperature range, from -40°C to 85°C, which makes it ideal for powering various electronic devices in harsh environments.