- getVersion() to read RFM version
- getAddress() to return configured node ID
- getNetwork() to return configured network ID
- getFrequencyDeviation() to read frequency deviation
- getBitRate() to read the modulation bitrate in bits/second
- getSpyMode() to return spy mode setting
- isSyncOn()
- getSyncSize()
- isCrcOn() to check if CRC is activated
- isAesOn() to check if encryption is enabled
- isHighPower() to check if module is configured as HCW or not
- dBm_to_mW() to convert dBm to mW
- getOutputPower() to get the configured output power instead of returning the last set value
- getTargetRssi() to get the configured RSSI value, only for RFM69_ATC
- `_networkID` made public to get it via getNetwork() function