The objective of the I2C-Tiny-USB project is to provide a cheap and generic I2C interface to be attached to the USB. The hardware of the I2C-Tiny-USB interface consists of the Atmel AVR ATtiny45 CPU ...

The USB-1149.1/4E, a USB 2.0 JTAG controller from Corelis, provides four individual test ports and four independent I2C and SPI interfaces to enable both JTAG testing and direct in-system programming.

A full-featured USB-to-I2C adapter supports all I2C protocols, including master and slave protocols, in 8- and 16-bit extended addressing formats for 100- and 400-kHz modes. The UCA93LV can also ...

Jesus Echavarria has created a new design for a Dual USB Serial and I2C Converter he has created and released the schematic of the board making it available to download. The design is based on the on ...

Raspberry Pi enthusiasts may be interested in a new open source USB Raspberry Pi RTC offering a MCP2221 USB-I2C Converter, DS3231 High-Precision RTC Chip, TCXO, integrated temperature sensor as well ...

[Jesus Echavarria] sent us a link to this cute little tool that he’s built. It’s a dual USB-to-I2C-or-UART adapter, with a few more oddball features thrown in for good measure. If you were electronics ...

Communicating with microcontrollers and other embedded systems requires a communications standard. SPI is a great one, and is commonly used, but it’s not the only one available. There’s also I2C which ...