Category Archives: usb

Take Security Up a Notch By Adding LEDs

All computers are vulnerable to attacks by viruses or black hats, but there are lots of steps that can be taken to reduce risk. At the extreme end of the spectrum is having an “air-gapped” computer that doesn’t connect to a network at all, but this isn’t a guarantee that …read more

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Posted in air gap, attack, Black Hat, led, lights, network, robert fisk, security, security hacks, usb, write | Leave a comment

Add-On Makes ESP32 Camera Board Easier To Program

Don’t you just hate it when dev boards have some annoying little quirk that makes them harder to use than they should be? Take the ESP32-CAM, a board that started appearing on the market in early 2019. On paper, the thing is amazing: an ESP32 with support for a camera …read more

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Posted in Arduino IDE, camera, digital cameras hacks, ESP32, ESP32-CAM, ftdi, gpio, programming, reset, serial, sketch, usb, video wall | Leave a comment

Tiny ESP32 Fits inside USB-A Connector

The ESP32 was introduced a few years ago as an inexpensive way to outfit various microcontrollers with WiFi or Bluetooth. Since then it has been experimented with and developed on, thanks to its similarities to the ESP8266 and the ability to easily program it. Watching the development of this small …read more

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Posted in bluetooth, d2wd, ESP32, femto, Femtoduino, Microcontrollers, micropython, small, usb, wifi | Leave a comment

The Ultimate Guide to Artisan USB Cables

If you’ve gone through the trouble of building your own customized mechanical keyboard, the last thing you want to do is plug it into your computer with some plebeian USB cable from the local electronics shop. Your productivity, nay livelihood, depends on all those 1s and 0s being reproduced with …read more

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Posted in braided, custom, heat shrink, parts, peripherals hacks, usb, wiring | Leave a comment

Millenium Falcon HID: Get Unity to Talk to Teensy

Here’s one that proves a hardware project can go beyond blinking LEDs and dumping massive chunks of data onto a serial console. Those practices are fine for some, but [dimtass] has found a more elegant hack for a more civilized age. His 3D Millennium Falcon model gets orientation data from …read more

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Posted in IMU, Microcontrollers, millenium falcon, mpu6050, peripherals hacks, Teensy, Teensy 3.2, unity, usb, USB CDC, USB RAW HID | Leave a comment

KVM Foot Switch In A Few Steps

[Radishmouse], despite the handle, is not a mouse guy. Give him a keyboard and he will get around just fine in any OS or program. As it is, he’s got a handful of ThinkPads, each running a different OS. He wanted to be able to switch his nice mechanical keyboard …read more

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Posted in 4PDT, foot switch, footswitch, keyboard, kvm, lifehacks, peripherals hacks, usb | Leave a comment

A SuperCap UPS

If you treat your Pi as a wearable or a tablet, you will already have a battery. If you treat your Pi as a desktop you will already have a plug-in power supply, but how about if you live where mains power is unreliable? Like [jwhart1], you may consider building …read more

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Posted in arduino, Arduino Hacks, on the cheap, quick-and-dirty, Raspberry Pi, Raspi, Uninterruptible Power Supply, ups, usb | Leave a comment

Control Your Web Browser Like It’s 1969

Imagine for a moment that you’ve been tasked with developing a device for interfacing with a global network of interconnected devices. Would you purposely design a spring-loaded dial that can do nothing but switch a single set of contacts on and off from 1 to 10 times? What kind of …read more

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Posted in arduino, classic hacks, dial, dns, hid, Homophone, ip, phone hacks, pulse, rotary, url, usb | Leave a comment

Extracting Power From USB Type C

For the last decade or so, we’ve been powering and charging our portable devices with USB. It’s a system that works; you charge batteries with DC, and you don’t want to have a wall wart for every device, so just grab a USB hub and charge your phone and you …read more

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Posted in 2019 Hackaday Prize, The Hackaday Prize, usb, USB Type-C, USB-PD | Leave a comment

You Don’t Need That Bulky CRT Oscilloscope Anymore

While it might be nice to use a $4,000 oscilloscope in a lab at a university or well-funded corporate environment, a good portion of us won’t have access to that kind of equipment in our own home shops. There are a few ways of getting a working oscilloscope without breaking …read more

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Posted in android, Atmel, ATXmega, function generator, open source, oscilloscope, rasberry pi, Raspberry Pi, tool hacks, usb | Leave a comment