Silicon Laboratories EFR32xG14 Wireless Gecko Reference Manual page 591

Bit Name
2:1 IRPW
Configure the pulse width generated by the IrDA modulator as a fraction of the configured USART bit period.
Value
0
1
2
3
0 IREN
Enable IrDA module and rout USART signals through it.
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USART - Universal Synchronous Asynchronous Receiver/Transmitter
Reset Access Description
0x0 RW IrDA TX Pulse Width
Mode Description
ONE IrDA pulse width is 1/16 for OVS=0 and 1/8 for OVS=1
TWO IrDA pulse width is 2/16 for OVS=0 and 2/8 for OVS=1
THREE IrDA pulse width is 3/16 for OVS=0 and 3/8 for OVS=1
FOUR IrDA pulse width is 4/16 for OVS=0 and 4/8 for OVS=1
0 RW Enable IrDA Module
Reference Manual
Rev. 1.1 | 591