Pastilda: Open-source Hardware Password Manager
https://www.electronics-lab.com/pastilda-open-source-hardware-password-manager/
Pastilda is an open-source hardware password manager, designed to manage your credentials in a handy and secure way. Pastilda works as a middleman between your computer and keyboard. It provides easy and safe auto-login to your OS, bank accounts, mailboxes, corporate network or social media. Pastilda stores encrypted passwords in its memory. You can request […]
Orthrus – SD card secure RAID USB storage
https://www.electronics-lab.com/orthrus-sd-card-secure-raid-usb-storage/
Nick Sayer @ hackaday.io build a SD card RAID USB storage board. He writes: This project is a hardware mechanism to provide secure “two man control” over a data store. It is a USB microSD card reader, but it requires two cards. The data is striped in the style of RAID 0, but the data […]
Data-rich 3.5mm jack vies with USB-C for headsets
https://www.electronics-lab.com/data-rich-3-5mm-jack-vies-usb-c-headsets/
Horst Gether @ edn.com writes about how the simple and well established 3.5mm jack can be used for data-rich communication between headset and mobile device. The 3.5mm phone jack is a well-established standard in the audio industry and continues to get strong support from users in the market. Originally invented in the 19th century for […]
Reference design – USB Type-C charger delivers 18W
https://www.electronics-lab.com/reference-design-usb-type-c-charger-delivers-18w/
Graham Prophet @ eedesignnewseurope.com discuss about a 18W USB power supply reference design. This joint reference design describes an 18W, USB PD compliant, AC-DC power converter. The design, titled DER-567, pairs the WT6630P USB Type-C PD controller from Weltrend with Power Integrations’ InnoSwitch-CP off-line CV/CC flyback switcher IC, to produce a compact and highly energy-efficient […]
MPPT solar charger
https://www.electronics-lab.com/mppt-solar-charger-2/
Lukas Fässler from Soldernerd has been working on revised version of his MPPT Solar charger project: Over the last few weeks I have been quite busy with my MPPT Solar Charger project. I’ve built up a first board and started writing firmware for it. Since the last version was not too different in terms of […]
Micro Maestro 6-Channel USB Servo Controller
https://www.electronics-lab.com/micro-maestro-6-channel-servo-controller/
The Micro Maestro is the first of Pololu’s second-generation USB servo controllers. The board supports three control methods — USB for direct connection to a PC, TTL serial for use with embedded systems, and internal scripting for self-contained, host controller-free applications — and channels that can be configured as servo outputs for use with radio […]
Using HealthyPi with a PC for ECG,Respiration & SpO2
https://www.electronics-lab.com/using-healthypi-pc-ecgrespiration-spo2/
Ashwin K Whitchurch, Venkatesh Bhat, and Manikandan S @ hackster.io build a PC based ECG,Respiration & SpO2 monitor. We introduced the HealthyPi as a HAT add-on for the Raspberry Pi, turning it into a full-featured, medical-grade open patient monitor. However, we realized later that people also wanted to use the board standalone with a Windows/Linux/Mac […]
Analog Discovery USB isolation
https://www.electronics-lab.com/analog-discovery-usb-isolation/
Bob tipped us with his latest article. He writes: Back when I was developing the PSU burner, I wanted to have the Analog Discovery isolated from the common ground, to avoid noise and other issues. Since I did not have a way to do this, I ended up using a laptop on battery for measurements. […]
FONA808 USB Interface
https://www.electronics-lab.com/fona808-usb-interface/
Jesus @ jechavarria.com tipped us with his latest project. He writes: For several months I’m working with FONA808 modules from Adafruit to make a portable, web-based locating system. This modules are based on the SIM808 module from SIMCOM manufacturer, and integrates both GSM and GPS transceivers in one 24x24mm package. The Adafruit board includes this […]
USB Volume Control and Caps Lock LED
https://www.electronics-lab.com/usb-volume-control-caps-lock-led/
p_leriche @ instructables.com build a USB volume control which is simple, cheap and extensible. Check it out: I’m not the first person to publish an Instructable for a USB volume control, but I think this one is about as simple and cheap as it gets, and at the same time can be extended at minimal […]