Class to interface with external radio hardware. More...

#include <ExternalRadio.h>

Inheritance diagram for ExternalRadio:

Public Member Functions
	ExternalRadio (RadioLibHal *hal, uint32_t pin=RADIOLIB_NC)
	Default constructor. More...

	ExternalRadio (const ExternalRadio &ext)
	Copy constructor. More...

ExternalRadio &	operator= (const ExternalRadio &ext)
	Overload for assignment operator. More...

	~ExternalRadio ()
	Default destructor.

Module *	getMod () override
	Method to retrieve pointer to the underlying Module instance. More...

int16_t	setFrequencyDeviation (float freqDev) override
	Dummy implementation overriding PhysicalLayer. More...

int16_t	setDataShaping (uint8_t sh) override
	Dummy implementation overriding PhysicalLayer. More...

int16_t	setEncoding (uint8_t encoding) override
	Dummy implementation overriding PhysicalLayer. More...

int16_t	transmitDirect (uint32_t frf=0) override
	Direct transmission to drive external radio. More...

Public Member Functions inherited from PhysicalLayer
	PhysicalLayer (float step, size_t maxLen)
	Default constructor. More...

int16_t	transmit (const char *str, uint8_t addr=0)
	C-string transmit method. More...

virtual int16_t	transmit (uint8_t *data, size_t len, uint8_t addr=0)
	Binary transmit method. Must be implemented in module class. More...

virtual int16_t	sleep ()
	Sets module to sleep. More...

virtual int16_t	standby ()
	Sets module to standby. More...

virtual int16_t	standby (uint8_t mode)
	Sets module to a specific standby mode. More...

virtual int16_t	startReceive ()
	Sets module to received mode using its default configuration. More...

virtual int16_t	startReceive (uint32_t timeout, uint32_t irqFlags, uint32_t irqMask, size_t len)
	Interrupt-driven receive method. A DIO pin will be activated when full packet is received. Must be implemented in module class. More...

virtual int16_t	receive (uint8_t *data, size_t len)
	Binary receive method. Must be implemented in module class. More...

int16_t	startTransmit (const char *str, uint8_t addr=0)
	Interrupt-driven Arduino String transmit method. Unlike the standard transmit method, this one is non-blocking. Interrupt pin will be activated when transmission finishes. More...

virtual int16_t	startTransmit (uint8_t *data, size_t len, uint8_t addr=0)
	Interrupt-driven binary transmit method. More...

virtual int16_t	finishTransmit ()
	Clean up after transmission is done. More...

virtual int16_t	readData (uint8_t *data, size_t len)
	Reads data that was received after calling startReceive method. More...

virtual int16_t	receiveDirect ()
	Enables direct reception mode on pins DIO1 (clock) and DIO2 (data). Must be implemented in module class. While in direct mode, the module will not be able to transmit or receive packets. Can only be activated in FSK mode. More...

virtual int16_t	setFrequency (float freq)
	Sets carrier frequency. Must be implemented in module class. More...

virtual int16_t	setBitRate (float br)
	Sets FSK bit rate. Only available in FSK mode. Must be implemented in module class. More...

virtual int16_t	invertIQ (bool enable)
	Set IQ inversion. Must be implemented in module class if the module supports it. More...

virtual int16_t	setOutputPower (int8_t power)
	Set output power. Must be implemented in module class if the module supports it. More...

virtual int16_t	checkOutputPower (int8_t power, int8_t *clipped)
	Check if output power is configurable. Must be implemented in module class if the module supports it. More...

virtual int16_t	setSyncWord (uint8_t *sync, size_t len)
	Set sync word. Must be implemented in module class if the module supports it. More...

virtual int16_t	setPreambleLength (size_t len)
	Set preamble length. Must be implemented in module class if the module supports it. More...

virtual int16_t	setDataRate (DataRate_t dr)
	Set data. Must be implemented in module class if the module supports it. More...

virtual int16_t	checkDataRate (DataRate_t dr)
	Check the data rate can be configured by this module. Must be implemented in module class if the module supports it. More...

float	getFreqStep () const
	Gets the module frequency step size that was set in constructor. More...

virtual size_t	getPacketLength (bool update=true)
	Query modem for the packet length of received payload. Must be implemented in module class. More...

virtual float	getRSSI ()
	Gets RSSI (Recorded Signal Strength Indicator) of the last received packet. More...

virtual float	getSNR ()
	Gets SNR (Signal to Noise Ratio) of the last received packet. Only available for LoRa modem. More...

virtual RadioLibTime_t	getTimeOnAir (size_t len)
	Get expected time-on-air for a given size of payload. More...

virtual RadioLibTime_t	calculateRxTimeout (RadioLibTime_t timeoutUs)
	Calculate the timeout value for this specific module / series (in number of symbols or units of time) More...

virtual int16_t	irqRxDoneRxTimeout (uint32_t &irqFlags, uint32_t &irqMask)
	Create the flags that make up RxDone and RxTimeout used for receiving downlinks. More...

virtual bool	isRxTimeout ()
	Check whether the IRQ bit for RxTimeout is set. More...

virtual int16_t	startChannelScan ()
	Interrupt-driven channel activity detection method. interrupt will be activated when packet is detected. Must be implemented in module class. More...

virtual int16_t	getChannelScanResult ()
	Read the channel scan result. More...

virtual int16_t	scanChannel ()
	Check whether the current communication channel is free or occupied. Performs CAD for LoRa modules, or RSSI measurement for FSK modules. More...

int32_t	random (int32_t max)
	Get truly random number in range 0 - max. More...

int32_t	random (int32_t min, int32_t max)
	Get truly random number in range min - max. More...

virtual uint8_t	randomByte ()
	Get one truly random byte from RSSI noise. Must be implemented in module class. More...

int16_t	startDirect ()
	Configure module parameters for direct modes. Must be called prior to "ham" modes like RTTY or AX.25. Only available in FSK mode. More...

int16_t	setDirectSyncWord (uint32_t syncWord, uint8_t len)
	Set sync word to be used to determine start of packet in direct reception mode. More...

virtual void	setDirectAction (void(*func)(void))
	Set interrupt service routine function to call when data bit is received in direct mode. Must be implemented in module class. More...

virtual void	readBit (uint32_t pin)
	Function to read and process data bit in direct reception mode. Must be implemented in module class. More...

int16_t	available ()
	Get the number of direct mode bytes currently available in buffer. More...

void	dropSync ()
	Forcefully drop synchronization.

uint8_t	read (bool drop=true)
	Get data from direct mode buffer. More...

virtual int16_t	setDIOMapping (uint32_t pin, uint32_t value)
	Configure DIO pin mapping to get a given signal on a DIO pin (if available). More...

virtual void	setPacketReceivedAction (void(*func)(void))
	Sets interrupt service routine to call when a packet is received. More...

virtual void	clearPacketReceivedAction ()
	Clears interrupt service routine to call when a packet is received.

virtual void	setPacketSentAction (void(*func)(void))
	Sets interrupt service routine to call when a packet is sent. More...

virtual void	clearPacketSentAction ()
	Clears interrupt service routine to call when a packet is sent.

virtual void	setChannelScanAction (void(*func)(void))
	Sets interrupt service routine to call when a channel scan is finished. More...

virtual void	clearChannelScanAction ()
	Clears interrupt service routine to call when a channel scan is finished.

Detailed Description

Class to interface with external radio hardware.

Constructor & Destructor Documentation

◆ ExternalRadio() [1/2]

ExternalRadio::ExternalRadio	(	RadioLibHal *	hal,
		uint32_t	pin = `RADIOLIB_NC`
	)

Default constructor.

Parameters

hal	Pointer to the hardware abstraction layer to use.
pin	Output pin when using direct transmission, defaults to unused pin.

◆ ExternalRadio() [2/2]

ExternalRadio::ExternalRadio ( const ExternalRadio & ext )

Copy constructor.

Parameters

ext	ExternalRadio instance to copy.

Member Function Documentation

◆ getMod()

Module * ExternalRadio::getMod ( )

overridevirtual

Method to retrieve pointer to the underlying Module instance.

Returns: Pointer to the Module instance.

Implements PhysicalLayer.

◆ operator=()

ExternalRadio & ExternalRadio::operator= ( const ExternalRadio & ext )

Overload for assignment operator.

Parameters

ext	rvalue ExternalRadio.

◆ setDataShaping()

int16_t ExternalRadio::setDataShaping ( uint8_t sh )

overridevirtual

Dummy implementation overriding PhysicalLayer.

Parameters

sh Ignored.

Returns: Status Codes

Reimplemented from PhysicalLayer.

◆ setEncoding()

int16_t ExternalRadio::setEncoding ( uint8_t encoding )

overridevirtual

Dummy implementation overriding PhysicalLayer.

Parameters

encoding Ignored.

Returns: Status Codes

Reimplemented from PhysicalLayer.

◆ setFrequencyDeviation()

int16_t ExternalRadio::setFrequencyDeviation ( float freqDev )

overridevirtual

Dummy implementation overriding PhysicalLayer.

Parameters

freqDev Ignored.

Returns: Status Codes

Reimplemented from PhysicalLayer.

◆ transmitDirect()

int16_t ExternalRadio::transmitDirect ( uint32_t frf = 0 )

overridevirtual

Direct transmission to drive external radio.

Parameters

frf	"Frequency" to control the output pin. If the frequency is higher than the one sent previously, the output pin will be set to logic high. Otherwise it will be set to logic low.

Returns: Status Codes

Reimplemented from PhysicalLayer.

The documentation for this class was generated from the following files:

src/protocols/ExternalRadio/ExternalRadio.h
src/protocols/ExternalRadio/ExternalRadio.cpp

Public Member Functions

Detailed Description

Constructor & Destructor Documentation

◆ ExternalRadio() [1/2]

◆ ExternalRadio() [2/2]

Member Function Documentation

◆ getMod()

◆ operator=()

◆ setDataShaping()

◆ setEncoding()

◆ setFrequencyDeviation()

◆ transmitDirect()