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4.6
Fast I2C
The COMe-cDC2 supports a CPLD implemented LPC to I2C bridge using the WISHBONE I2C Master Core provided from
opencores.org. The I2C Interface supports transfer rates up to 40kB/s and can be configured in Setup
Specification for external I2C:
» Speed up to 400kHz
» Compatible to Philips I2C bus standard
» Multi-Master capable
» Clock stretching support and wait state generation
» Interrupt or bit-polling driven byte-by-byte data-transfers
» Arbitration lost interrupt with automatic transfer cancellation
» Start/Stop signal generation/detection
» Bus busy detection
» 7bit and 10bit addressing
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COMe-cDC2 / Features and Interfaces
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