A kit containing a 40-pin USBStem module, 40-pin mini breakout board board and a USB A to mini B cable; a $23 savings over buying everything separately. Order now and get started.

A kit containing a 40-pin EtherStem module, 40-pin mini breakout board and a USB A to mini B cable and an Ethernet cable; a $23 savings over buying everything separately. Easy to order and get started.

EtherStem 1.0 module is a general purpose embedded I/O module with TCP/IP interfacing support.

The 40-pin USBStem module is a general purpose embedded I/O module with a USB 2.0 interface.

Adapter for communicating to I2C, SPI and serial buses from a USB port. Output pins may alternatively be configured as general purpose digital input/output and analog inputs.

Adapter for communicating to I2C, SPI and serial buses from a USB port. Output pins may alternatively be configured as general purpose digital input/output and analog inputs. The "SV" version of the USB-ISS features vertical pins for convenient connection to a prototyping board.

Adapter for communicating to I2C, SPI and serial buses from a USB port. Output pins may alternatively be configured as general purpose digital input/output and analog inputs. The "SV" version of the USB-ISS features vertical pins for convenient connection to a prototyping board.

This serial adapter bridges UART serial data to USB as a virtual serial port. The connector allows you to communicate with a device that requires serial data at common serial baud rates.