Internet Principles: Minimal Constraint, Modularity, Minimum Redundancy, Extensibility, Simplicity, and Robustness

UART protocol USART protocol SPI protocol I2C protocol USART protocol UART protocol SPI protocol I2C protocol True False SPI protocol I2C protocol HTTP protocol MQTT protocol Parallel register Shift register Clock Parallel shift register Only simple Only duplex Only full duplex Simplex, half duplex, full duplex True False Overrun error Underrun error Framing error Break condition SPI USART SPIUART I2C 4800bits/sec 1200bits/sec 12000bit/sec 9600bits/sec Overrun error Underrun error Framing error Break condition Overrun error Underrun error Framing error Break condition Overrun error Underrun error Framing error Parity error Overrun error Underrun error Framing error Break condition Current loop Voltage loop Power loop Current and Power loop