32.2 Features

SERCOM I2C includes the following features:

  • Host or Client Operation
  • Can be used with DMA
  • Philips I2C Compatible
  • SMBus Compatible
  • PMBus™ Compatible
  • Support of 100 kHz and 400 kHz, 1 MHz I2C mode
  • 32-bit Data Extension for better system bus utilization
  • 4-Wire Operation Supported
  • Physical interface includes:
    • Slew-rate limited outputs
    • Filtered inputs
  • Client Operation:
    • Operation in all Sleep modes
    • Wake-up on address match
    • 7-bit Address match in hardware for:
      • Unique address and/or 7-bit general call address
      • Address range
      • Two unique addresses can be used with DMA