I2C

• 4 sets of I2C controller: 3 sets of master and 1 set of slaves
• Compatible with Philips I2C standard
• Support Multi Master Operation
• Software programmable clock frequency
• Clock Stretching and Wait state generation
• Software programmable acknowledge bit
• Interrupt or bit-polling driven byte-by-byte data-transfers
• Arbitration lost interrupt, with automatic transfer cancellation
• Start/Stop/Repeated Start/Acknowledge generation
• Start/Stop/Repeated Start detection
• Bus busy detection
• Support 7 and 10bit addressing mode
• Operates from a wide range of input clock frequencies
• Support 100KHz/400KHz/1M mode