Features

• Interface for configuring into one of the following:

  • I²C – Two-wire serial interface

    SMBus™ compatible

  • SPI – Serial peripheral interface
  • USART – Universal synchronous and asynchronous serial receiver and transmitter
• Single transmit buffer and double receive buffer
• Baud-rate generator
• Address match/mask logic
• Operational in all sleep modes
• Can be used with DMA

See the Related Links for full feature lists of the interface configurations.