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Understanding the I²C bus

Posted: 19 Oct 2009  Print Version  Bookmark and Share Subscribe

Keywords: I2C bus  inter IC communication  two wire bus 

[Summary of tips] The I²C bus is a single-ended, multi-master, two-wire bus for efficient inter-IC communication in half-duplex mode. It uses open-drain technology, thus requiring the two lines, serial data (SDA) and serial clock (SCL), to be connected to VDD by resistors.Pulling the line-to-ground is considered a logic zero while letting t......
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