RadioLib Universal wireless communication library for Arduino

### - i -

- idle() : BellClient , FSK4Client , RTTYClient , SSTVClient
- implicitHeader() : SX126x , SX1272 , SX1278 , SX128x
- init() : Module , RadioLibAES128 , RadioLibHal
- invertIQ() : LR11x0 , PhysicalLayer , SX126x , SX127x , SX128x
- invertPreamble() : SX127x
- irqRxDoneRxTimeout() : PhysicalLayer , SX126x , SX127x
- isCarrierDetected() : nRF24
- isJoined() : LoRaWANNode
- isRxTimeout() : PhysicalLayer , SX126x , SX127x
- ITA2String() : ITA2String