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“The PasswordPump is a USB device that manages credentials for up to 254 accounts. Credentials are encrypted on the device using AES-128. This is the PasswordPump, a USB device that manages credentials for up to 254 accounts. Credentials (account …
“The Sound Card ECG program provides a simple interface to view and measure ECG signals obtained through the sound card (using a line-in or microphone jack). This is my heartbeat rate as I comfortably used the computer, then took a …
“New 3rd generation Particle hardware is here, and there’s a lot to love. I have an old, Photon-based project that I’ve been itching to update and add a few new features to, so I decided to see just …
“Make a cheap and good looking LED matrix. Theory of LED Dot Matrix Display In a dot matrix display, multiple LEDs are wired together in rows and columns. This is done to minimize the number of pins required to drive …
“This shield enables you to interface many different devices to Arduino Nano using optically isolated inputs/outputs. The circuit consists of 4 Input channels and 4 Output channels and all 8 I/O lines are optically isolated. This project can …
“cVert is the result of an idea I’ve been kicking around for years, and took a few months of work to bring to fruition. The idea was to use a Geiger counter as a true random number generator to …
“Here at NextFab, we designed a fully functional, USB game controller for Philly Tech Week. This project will be particularly tricky without some more serious electronics equipment or a local makerspace with the proper tools, but we thought we would …
“midi-grid is an open source MIDI controller, main part of which is 8x8 LED iluminated button grid. Main features of the device: 8x8 RGB LED illuminated button matrix 17 additional MIDI control buttons, most of them paired with RGB LED …
“Hello, do you like to build your own Wrist-Watch? It surely is a challenge to build a small DIY Wrist-Watch like this. The benefit is the pleasure to having made your own idea real and beeing proud of reaching this …
“The circuit published here is a compact 60V DC-DC Step down Converter that provides 5V DC output and load current up to 3A in compact size. The project is based on LMR16030.The LMR16030 is a 60 V, 3 …