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