What is I²C?
{{Infobox connector <!-- NOTE: Not a perfect template match, but good enough for now --> |name = I²C |type = [[Computer bus]] |image = |logo = <!-- Need local file [[Image:I²C bus logo.svg|frameless]] --> |caption = |designer = [[Philips|Philips Semiconductor]], known today as [[NXP Semiconductors]] |design_date = {{Start date and age|1982}} |manufacturer = |key_people = |production_date = |superseded = |superseded_by = |superseded_by_date = |external = |hotplug = |length = |width = |height = |electrical = |ground = |maximum_voltage = |maximum_current = |data_signal = [[Open-collector]] or [[Open-drain]] |data_bit_width = data line (SDA) + clock line (SCL) |data_bandwidth = 0.1 / 0.4 / 1.0 / 3.4 / 5.0&nbsp;[[Megabit|Mbit/s]]<br/>(depending on mode) |data_devices = |data_style = [[Serial communication|Serial]], [[half-duplex]] |cable = |physical_connector = |num_pins = |pinout_col1_name = |pinout_col2_name = |pinout_image = |pinout_caption = |pinout_notes = }} '''I²C''' ('''Inter-Integrated Circuit'''), pronounced ''I-squared-C'', is a kind of [[computer bus]] for connecting [[integrated circuit]]s and [[processor]]s. It was invented in 1982 by [[Philips|Philips Semiconductor]] (which is now [[NXP Semiconductors]]). {{tech-stub}} {{DEFAULTSORT:I2C}} [[Category:Computer buses]]