Features - Silicon Laboratories EFR32xG14 Wireless Gecko Reference Manual

19.2 Features

• Low energy asynchronous serial communications
• Full/half duplex communication
• Separate TX / RX enable
• Separate double buffered transmit buffer and receive buffer
• Programmable baud rate, generated as a fractional division of the LFBCLK
• Supports baud rates from 300 baud to 9600 baud
• Can use a high frequency clock source for even higher baud rates
• Configurable number of data bits: 8 or 9 (plus parity bit, if enabled)
• Configurable parity: off, even or odd
• HW parity bit generation and check
• Configurable number of stop bits, 1 or 2
• Capable of sleep-mode wake-up on received frame
• Either wake-up on any received byte or
• Wake up only on specified start and signal frames
• Supports transmission and reception in EM0 Active, EM1 Sleep and EM2 Deep Sleep with
• Full DMA support
• Specified start-frame can start reception automatically
• IrDA modulator (pulse generator, pulse extender)
• Multi-processor mode
• Loopback mode
• Half duplex communication
• Communication debugging
• PRS RX input
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LEUART - Low Energy Universal Asynchronous Receiver/Transmitter
Reference Manual
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