VoltJots Issue 25

IN THE NEWS

Raspberry Pi hands out prizes to all in the RP2350 Hacking Challenge

Raspberry Pi awarded prizes to four hackers who successfully extracted a secret value from the one-time-programmable (OTP) memory of the RP2350 microcontroller, despite the company's efforts to make it secure.

These tiny robot bugs could change farming and help grow more food

MIT researchers have developed tiny robotic insects capable of artificial pollination, which could revolutionize farming by increasing productivity, reducing environmental impact, and addressing the decline of natural pollinators.

Adafruit hit 800 Open Source Hardware certifications

Make: celebrates Adafruit's achievement of 800 Open Source Hardware (OSHW) certifications, highlighting eight notable projects that have received this certification.

Skin-inspired optical sensor reads Braille at the speed of touch

Researchers from Optica have developed a fast and accurate flexible optical skin that can read Braille at the speed of touch, using a sensor that measures pressure changes in the light and converts them into readable data.

Saralon seeks to move printed electronics market forward

Saralon is developing conductive inks that could revolutionize the electronics industry.

PROJECTS & TUTORIALS

Raspberry Pi Pico: DS1307 RTC module – keep track of time (MicroPython)

Learn how to interface a DS1307 Real-Time Clock (RTC) module with the Raspberry Pi Pico using MicroPython.

Fall detection for the elderly

This wearable device project uses deep learning techniques, the Particle Photon 2, and the ADXL362 accelerometer to create an affordable and highly accurate fall detector.

Interfacing the BMI160 accelerometer & gyroscope with ESP32

This in-depth tutorial shows you how to combine the BMI160 IMU module with an ESP32 dev board, covering topics such as raw data reading, acceleration measurement, and tilt angle calculation.

From ‘always connected’ to ‘fully off-grid’: a case study in offline IoT solutions

Learn how to design and implement offline-capable IoT applications by understanding architectural considerations, such as data modeling, reading and writing data, and synchronization and conflict resolution strategies.

Portable gaming console

Build a portable handheld retro gaming console using a Raspberry Pi Zero 2W, a 3.5" TFT display, and other readily available components.

PRODUCTS

STMicroelectronics reveals ST67W611M1

The ST67W611M1 supports Wi-Fi 6, Bluetooth Low Energy 5.3, Thread, and support for the Matter protocol. It offers up to 20 dBm output power, 4 MB embedded flash with OTA updates, and hardware cryptographic acceleration.

Hornet Nest Alarm Panel brings PoE and ESPHome to wired alarm systems

A PoE-enabled, open-source security solution designed for seamless integration with smart home platforms.

Microchip Adds MTCH2120 to its Portfolio of Turnkey Capacitive Touch Controllers

The MTCH2120 is a turnkey capacitive touch controller that allows designers to upgrade from mechanical buttons to modern touch buttons or displays with minimal hassle and reduced design cycles.

Home Assistant Voice Preview Edition

From Seeed Studio, an open-source voice assistant device designed for Home Assistant, featuring advanced audio processing and customization options.