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Raspberry Pi Pico and LED Arcade Button MIDI Controller

“DIY MIDI Controller Build your own CircuitPython powered MIDI controller! This “MIDI fighter”-like controller features 16 arcade buttons with built-in LEDs, an OLED screen and joystick. Play drums, synthesizers or anything MIDI related! All of the electronics are housed …

Remote e-Paper Messages Panel

“How to display messages on a remote screen? The project combines two technologies, e-paper screen and IoT, to solve this problem. How to display messages on a remote screen? The project combines two technologies to solve this problem. A remote …

Renesas Extends IoT Security Leadership With PSA Certified Level 2 and SESIP Certification for RA Family Devices

“RA Family of 32-bit Arm Cortex-M Microcontrollers Offers Ultimate IoT Security with Renesas’s Secure Crypto Engine and Arm TrustZone Renesas Electronics Corporation (TSE:6723), a premier supplier of advanced semiconductor solutions, today announced both PSA Certified Level 2 and …

Reverse-engineering the standard-cell logic inside a vintage IBM chip

“Integrated circuits are often built from standard-cell logic, constructed from standardized building blocks such as NAND gates. Since I’ve been looking at a chip that uses standard-cell logic, I figured it was a good opportunity to examine standard-cell logic …

Robots learn faster with quantum technology

“Artificial intelligence is part of our modern life by enabling machines to learn useful processes such as speech recognition and digital personal assistants. A crucial question for practical applications is how fast such intelligent machines can learn. An experiment at …

Rolls-Royce set to power Vertical Aerospace’s all-electric aircraft

“Rolls-Royce’s ground-breaking technology is set to power Vertical Aerospace’s flagship Urban Air Mobility (UAM) aircraft. A Rolls-Royce electrical power system will be integrated into the piloted all-electric vertical take-off and landing (eVTOL) vehicle, which will carry up to …

Scientists Stabilize Atomically Thin Boron for Practical Use

“Borophane is stable outside a vacuum, opening possibilities for real-world applications. Northwestern Engineering researchers have, for the first time, created borophane — atomically thin boron that is stable at standard temperatures and air pressures. Researchers have long been excited by the …

Seeing both sides of light collection

“Combining two light-absorbing materials and optimizing the flow of current improves the performance of solar cells. Two types of materials are better than one when it comes to solar cells, as revealed by an international team that has tested a …

Shedding Light on Perovskite Films

“Efficient Materials for Future Solar Cells – New Model to Determine Photoluminescence Quantum Efficiency Perovskite semiconductors are considered promising materials for solar cells of the next generation. Suitability of a semiconductor for photovoltaics is reflected among others by the so-called photoluminescence …

Smart Doorbell – DIY project based on ESP32

“In this article, we will make such a doorbell. I named it SS4H-SD Smart Doorbell. It was supposed to be “Video Doorbell”, but the short form You surely know this feeling when the doorbell rings while you are doing …