MICROCONTROLLERS

Low power ESP32 development board with optimized form factor for bread board prototyping. Ultra low power consumption of less than 25uA.

As a continuation of his ESP32-based mini Linux PCB, Clem Mayer explores how to get video output from an RP2040 chip

It's a turbo knob, not a turbo button.

Watching video on computers used various methodologies in correlation with the power of computer microprocessors. Animated GIF led to MJPEG video, then came MPEG-1 video, best known for video CD (V…

WeAct STM32G4 is a tiny development board based on a 170 MHz STMicro STM32G4 Arm Cortex-M4F mixed-signal microcontroller with DSP instructions and

[educ8s.tv] has built weather stations before, but his latest is his best yet. It’s all thanks to its low-power design, enabled by its e-paper display. The build is based around an ESP32 micr…

Hardware-Oriented Microprocessor Simulator (HOMS)

Waveshare RP2040-BLE Development Board, Raspberry Pi Microcontroller Development Board, Based On RP2040, Supports Bluetooth 5.1 Dual Mode

The Arduino Nano 33 BLE Rev2 stands at the forefront of innovation, leveraging the advanced capabilities of the nRF52840 microcontroller. This 32-bit Arm® Cortex®-M4 CPU, operating at an impressive 64 MHz, empowers developers for a wide range of projects. The added compatibility with MicroPython enh...

For those of us who remember Radio Shack as more than just an overpriced cell phone store, a lot of the nostalgia for the retailer boils down to the brands on offer. Remember the Realistic line of …

Explore the ADC performance of ESP32, Pico, and Arduino to enhance project selection and execution.

RISC-V, as an open platform, gives countries like India a chance to break into semiconductors.

"This cartridge will make me rich," creator Louis H. notes, "but in a past that never existed…"

ESP32-H2 Microcontroller, 96MHz Processor, ESP32-H2-MINI-1-N4 Module, Built in 4MB Flash, supports BLE/Zigbee/Thread wireless communication | ESP32-H2-DEV-KIT-N4

Waveshare R7FA4 PLUS A clones the Arduino UNO R4 Minima board, and the R7FA4 PLUS B board the Arduino UNO R4 WiFi with 3.3V shields support.

Security research tools should be encouraged, not prohibited. Obscurity is not security.

In this project, we are making a 6-channel voltmeter that has 6 voltage dividers and an OLED screen that will show the reading from the different voltage channels . All of this is controlled by Seeed Studio XIAO SAMD21

RISC-V dev board with Zigbee, Thread, Wi-Fi 6, BLE, and battery support

The linux-ch32v003 project enables the low cost CH32V003 microcontroller to run Linux. It achieves this by using an 8 megabyte SPI PSRAM chip and a RISC-V emulator (the very nice mini-rv32ima by cn…

Want internet radio without dealing a smartphone or computer? Then indoorgeek’s amazing pocket internet radio device is perfect for you.

Waveshare's new ESP32-S3 4G Dev Boards support LTE, Wi-Fi, GPS, GNSS, camera, and battery. A7670E adds GSM, GPIO, USB-C, TF slot, and more.

ESP32 oscilloscope - see the signals through Web browser the way ESP32 sees them - GitHub - BojanJurca/Esp32_oscilloscope: ESP32 oscilloscope - see the signals through Web browser the way ESP32 se...

Super small retro gaming just got smaller.

Canada is moving to ban the TikTok-famous Flipper Zero, claiming that it contributes to car thefts. It doesn’t.

Waveshare RP2040-GEEK Development Board, Based On RP2040 Microcontroller, With 1.14inch 65K Color LCD, USB Debugging Downloader, With White Plastic Case

This is A smart watch based on STM32 & LVGL & FreeRTOS, the total cost is about 100 RMB which equal to about $20 USD. All the hardware & software & 3D print shell are finished by my self, you can freely modify them if you want. The functions of this watch includes basic watch's function, calculator,...

Sonolithography: Making Patterns With Ultrasound: Sonolithography is a way to pattern finely sprayed materials onto different surfaces using sound. The way it works is that tiny droplets go through an acoustic field and experience a very slight force towards the field lines. If we spray a mist of d…

Flipper Zero's $49 Video Game Module turns the hacker toy into game console

Comparing typical one-way transfer latencies for a range of popular wireless communication modules and protocols

We're clear for take-off.

The Government of Canada hosts National Summit on Combatting Auto Theft.

Build a simple IoT doorbell camera using Adafruit's MEMENTO. Press a mini LED arcade button to snap a photo and display it on an Adafruit IO Dashboard.

Tiny Motion Detection Alarm: Hi, in this project, we are going to make a motion detection alarm with IMU 6050, it is a 3-axis Accelerometer and Gyro Sensor module. By using this, if a small movement is detected by the IMU, it will trigger a sound in the buzzer. It will alert yo…

At HSLU IET we have developed an Open Source Hardware (OSHW) CMSIS-DAP debug probe in KiCad for versatile use in hardware development. The probe offers multiple integration options, USB-C connectiv…

The M1, a Flipper Zero alternative, offers similar capabilities and a professional design at a lower price — if you can wait until July.

Tangara is a portable music player; open hardware running open-source software. It outputs high-quality sound through a 3.5-mm headphone jack or Bluetooth, has great battery life, and includes a processor that's powerful enough to support any audio format you can throw at it ...

Offering USB Power Delivery and Programmable Power Supply support, this compact tester doubles as a bench-top power supply.