SparkFun

Who needs a whole bag full of instruments just to do some debugging? Why can’t your logic analyzer and your DSO be the same box? Well this new t...

USB On-The-Go is a really useful USB specification! It allows some small devices that would usually be unable to act as a host to have limited host...

USB On-The-Go (OTG) is a really useful USB specification! It allows some small devices that would normally be unable to act as a host to have li...

This USB Power Meter is a versatile little tool that can provide voltage readings down to 0.01V and current to 0.001A, displayed on the built-in co...

It’s tiny, it’s handy, and it can give your normal USB-equipped device a micro-B connector! With the USB to Micro-B Adapter you can make a flash dr...

There are a lot of devices out there that still communicate over RS232 but we bet your new laptop isn’t one of them. Don’t worry, though, we’ve ...

The USB to Serial CH340E IC is a USB bus conversion chip, it can realize USB to UART interface or USB to printer interface. In serial UART mode, CH...

This is a USB to TTL Serial Cable which allows for a simple way to connect TTL interface devices to USB. The I/O pins of this cable are configured ...

This is a USB to TTL Serial Cable which allows for a simple way to connect TTL interface devices to USB. The I/O pins of this cable are configured ...

USB is being implemented as a power connection standard more and more these days, but you don’t always have a computer on hand so how are you going...

A simple plug and play USB C to A converter (and vice-versa). This allows you to run devices and cables with the classic USB Type A connector off a...

Upgrade your connections with this durable USB-A to Micro-B 2.0 cable! This 1-meter (3.2-foot) cable boasts a flexible silicone coating for easy ma...

Upgrade your connections with this durable USB-A to USB-C 2.0 cable! This 1-meter (3.2-foot) cable boasts a flexible silicone coating for easy mana...

Need a USB-C cable that allows you to transfer data and switch the power? This is it!There are plenty of USB power switch cables out there. But all...

This is a USB-C to USB-C power charging cable. It comes with a flexible, tangle free silicone coating. Coming in at 3m (9.84') giving you plenty of...

The microUSB Programming Adapter (μUSB-PA5-II) is a USB to Serial-TTL UART bridge converter which is very small and easy to use. It uses a mini-...

QR codes are a great way for users to communicate with microcontrollers, whether it’s passing WiFi credentials to set up connectivity or sending pe...

This vacuum pump really sucks! This pump operates at 12V and has enough suction for most small projects. We even used one to make our very own u...

This is variety PCB Drill Set from Carbide 3D that supplies you with more options for drilling into copper clad on your Shapeoko or Nomad CNC machi...

This is the Vernier Dual-Range Force Sensor, a great general purpose apparatus that can be used to measure the push and pull of different objects a...

This is the Vernier pH Sensor, a simple device that can be used to measure the acidity and basicity of liquids. This Vernier sensor can be used in ...

This is the Stainless Steel Temperature Probe, a tough little Vernier Sensor that can be used to measure the temperature of organic liquids and eve...

A vibration motor! This itty-bitty, shaftless vibratory motor is perfect for non-audible indicators. Use in any number of applications to indicate ...