Library for LoRa communication using MultiTech MDOT.

Dependents:   mDot_test_rx adc_sensor_lora mDotEVBM2X mDot_AT_firmware ... more

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libmDot Change Log

Table of Contents

  1. 1.0.8
  2. 0.0.9
  3. 0.0.8
  4. 0.0.7

1.0.8

Changes

  • Preserve Session - allow configuration to preserve session in AUTO_OTA mode over reset/power, save session must be called before power down to save uplink counter
  • Save Session - allow user to save session including uplink counter
  • Restore Session - allow user to restore session including uplink counter
  • Join Delay - allow configuration of join rx window 1 delay
  • Rx Delay - allow configuration of rx window 1 delay
  • App Port - allow configuration of port for application data
  • RTC clock not reset over sleep
  • sleep - two sleep modes available sleep and deepsleep
  • duty-cycle checks time off air instead of toggling channel in channel mask
  • add aggregate duty cycle limiting
  • add Repeat setting to repeat unconfirmed frames (0-15) 0|1 send once
  • expand send error messages to include duty cycle limits met messages
  • Keep RxTimingSetupAns in mac command buffer until downlink is received
  • Choose random datarate upto the configured datarate for join request
  • Implemented AddChannel function
  • Implemented LoRaWAN 1.0 EU868 test-mode
  • Implemented join duty-cycle based on LoRaWAN 1.0.1
    • Join duty-cycle 1% for 1st hour, 0.1% 1-10 hours and 0.01% beyond 10 hours is enforced in US and EU modes
  • Add upto 10 random seconds between join attempts
  • Add UplinkCounter, Rx1Delay, Datarate, TxPower, Repeat, Rx2Frequency, DownlinkCounter, AggregateDutyCycle to session info
  • Add seedRandom function to allow external seeding of RNG, defaults to RSSI reading from radio to generate random seed
  • Removed 1200 option for debug baud rate
  • LoRaWAN 1.0 Certified
  • Add Network join mode 3:PEER_TO_PEER
  • FSK max payload changed to 50
  • Handle packet repeat settings with timeout values and reset rx window flags
  • highBw is deprecated in the send function, setTxDatarate can accept high-speed datarates US(DR4:SF8BW500) and EU(DR6:SF7BW250,DR7:FSK)
  • setTxDatarate accepts values US(0-4,8-13) and EU(0-7) for datarates listed in LoRaWAN

0.0.9

Changes

  • Features
  • Bugfixes
    • Response for US915 - DR4 fixed
    • check the duty-cycles and enable and expired duty cycles before looking for free channel.
    • [1415] +TXN may return very large number
    • added channels to the session to be restored after sleep in AUTO OTA mode.
    • Start uplink counter at 0
    • Sequence number no longer increases by 2 when acks are off
    • [1417] Duty cycle elapsed time was doubled across sleep

Known Issues


0.0.8

Changes

  • Features
  • Bugfixes
    • Session is reset on power-on/reset
    • Join stats are now counted on successful join
    • US915 - rx1 datarate for high bandwidth channel
    • AUTO OTA link check off by one
    • AUTO OTA link count is saved over sleep
    • AUTO OTA US915 frequency sub-band is saved over sleep

Known Issues

  • Response for US915 - DR4 does not follow Table 22: Data rate mapping in LoRaWAN r1.0

0.0.7

Changes

  • Features
    • Sleep mode
      • added sleep mode
      • added wake mode, interval, delay and timeout settings for sleep mode
    • User file storage, up to 4 user file may be open at a time
      • added save, append, read, move, delete options for files
      • added open, seek, read, write and close options for files
      • added firmware upgrade from user file
  • Bugfixes
    • EU868 duty cycles, check for spurious wake-ups

Known Issues

  • US915 sending using highBW option requires txDatarate to be set to SF_8 to receive response
  • LinkCheckThreshold check is off by one when using ACK's require one extra packet to detect network loss

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