v2.9
- Fixed spurious reset indications in ABP 1.0 FCnt reset support,
which could cause loss of downlink connectivity until the next rejoin

v2.8
- Added AS923-2/3 from final RP002-1.0.1
- Updated serial port commands for volume production

v2.7
- Added 1.0.2rB version of region US915
- Added region AS923-2 from draft RP002-1.0.1
- Changes to test mode for LCTT compatibility
- Fixed empty uplink on port 8 at startup

v2.6
- Handle RxDelay 0 in JoinAccept
- Improved robustness of random backoffs

v2.5
- Optimized downlink reply handling
- Improved low battery detection

v2.4
- Fixed possible spurious transmissions at end of battery life
- Added tx power limit support
- Added random tx delay support
- Optimized idle power during tx

v2.3
- Updated default maximum DR
- Added LoRaWAN 1.0.2 region support for AS923 and AU915
- Improved port 224 confirmed uplink, NewChanReq, and echo test support
- Fixed uplink counter rollover in LoRaWAN 1.0.2, for > 10^6 uplinks
- Fixed reception of maximum size downlinks and datarate of Rejoin1 request

v2.2
- Lowered sleep current
- Fixed port 224 test mode downlink counter
- Disabled LBT in port 224 test mode
- Set AS923 LBT threshold to -80 dBm

v2.1
- Fixed LinkAdrReq mask rejections in AU915 and US915

v2.0
- Full LoRaWAN 1.03 support
- Provisional LoRaWAN 1.1 support

v1.11
- Scheduled Heartbeats feature

v1.10
- Man Down support

v1.9
- Tolerate LinkADRReq when ADR is disabled

v1.8
- Fixed crash if configured for single channel in US915
- Keep LED blinking for longer if the first join attempt fails
- Corrected antenna gain (should improve range in Europe)

v1.7
- ABP support
- Efficient sub-channel scanning in AU915 and US915
- Improved 500 kHz channel use uniformity in AU915 and US915
- US915 join data rate alternation as per Regional Params 1.1
- Corrected jitter in ADRAckReq timing, and simplified to vanilla 1.0.2 spec behavior
- Reset channel mask to default immediately upon ADR backoff reaching DR0

v1.6
- Fixed bug that could in rare circumstances cause missed trips until the next heartbeat

v1.5
- AS923 dwell time support
- ADR support
- Programmable rejoin period

v1.4
- AS923 and KR920 region support
- Don't transmit at startup if config cable is active
- Don't send downlink acknowledgement for MAC commands

v1.3
- Updated parameter defaults
- Fixed RTC bug that caused 0.8% packet loss

v1.2
- Updated battery voltage divider to production values

v1.1
- First release