SparkFun

USB-C is quickly becoming more and more prominent in the maker community because, let’s be honest, who likes trying three times to insert USB into ...

Is your I2C bus not ACK'ing the way you expect? Do you need to discover a UART's mysterious baud rate? Or do you want to reverse engineer an SPI...

Is your I2C bus not ACK'ing the way you expect? Do you need to discover a UART’s mysterious baud rate? Or do you want to reverse engineer an SPI...

USB Type ‘A’ Male connector. Ideal for making very small USB dongle devices that plug directly into a computer USB port or through a USB AtoA exten...

This is a USB 2.0 type B to Micro-B 5-pin black cable. You know, the mini-B connector that usually comes with cell phones, Cameras, MP3 players, et...

USB 2.0 type A to micro USB 5-pin. This is a new, smaller connector for USB devices. Micro USB connectors are about half the height of mini USB....

USB 2.0 type A to micro USB 5-pin. This is a new, smaller connector for USB devices. Micro USB connectors are about half the height of mini USB. Mi...

This is a USB 2.0 type B to Mini-B 5-pin black cable. You know, the mini-B connector that usually comes with USB Hubs, Cameras, MP3 players, etc. W...

USB Type ‘Mini-B’ Female SMD connector. This is a 5-pin Mini-B surface mount connector commonly found in MP3 players, media/disk readers, USB hu...

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...