I will review readme.md's for you!

• USI USCI BASICS

  • usi synchronous data transfer
    • Universal serial interface
    • spi mode
      • 8/16 bit shift register
      • msb/lsb first
    • i2c mode
      • start/stop detection
      • arbitration lost detection
    • interrupt driven
    • reduces cpu load
  • usi careabouts
    • spi and i2c support in hardware

• SPI USING THE USI

• I2C USING USCI

sources

• https://www.ti.com/lit/ml/slap120/slap120.pdf?ts=1703436407128&ref_url=https%253A%252F%252Fduckduckgo.com%252F