Tiny, SPI, I²C interface

40 MHz system clock, max 13.333 Mbps baud rate (nearest integer value is 10 Mbps).

High speed SPI interface, max 22 MHz. Support burst read and write.

High speed I²C interface, max 3 MHz.

8 pages × 256 bytes for RX buffering; 2 pages × 256 bytes for TX buffering.

Easy to use.