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    Hawk and Card - Firmware Release Notes

    Written by Cameron Everett

    Updated at November 25th, 2025

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      Table of Contents

      Hawk Pro Baseboard Hawk Lite Baseboard AgTech1 Card AgTech2 Card RS-1 Card Serial (RS232 and TTL) Card Digital Card 4-20mA Card Bluetooth+ Card

      For details on how to update FW, please see: How to Update Card and baseboard FW

      Hawk Pro Baseboard

      FW Version Description
      1.12 Add parameter to optionally disable PCB debug interface
      1.11 Fixed a rare issue in FW v1.8, v1.9 and v1.10 where if the schedule period for “Minutes Synced to Hours” was set to 60, the device was unable to upload.
      1.10

      External voltage is sampled when connected/removed

      Fixed a bug where external voltage wouldn't get updated if the device didn't sleep

      1.9

      Support for 5 actions per task

      Increased the maximum number of registers to 40 for the Modbus Action (Registers mapped to Analogs 21+ will not show on TG).

      Fixed timeout race condition on boot that could render device bricked until hard reset

      Fixed 10s LED flashing on commit being cut-off early in stay-connected mode if the device needed to reset

      Fixed issue with synced tasks running twice when time is updated

      1.8

      Support for upload only tasks (i.e. no gps fix or card action).

      On power on reset, LED flashes rapidly for 10s on successful commit (data upload) to the server.

      Set vbat good status flag if charger is disabled. Fix for TG showing low battery indicator.

      Support for running tasks synced to hours.

      1.7

      Added 4 addititional Digital Input monitors a total of 6.

      Added 2 additional Analog Monitors for a total of 4.

      Introduced the ability for Analog Monitors to monitor whether a value is inside or outside of a range.

      1.6

      Required for Bluetooth Card support

      Required for the Generic Modbus Action

      Support for setting digital input counts (on baseboard and card)

      Added async to run a task

      1.5

      Updated NCS to v2.3.0

      Support for mfw v1.3.3 and v1.3.4.

      1.4

      Increased battery voltage update frequency

      Fixed battery good flag/digital input not being cleared.

      Temperature is sampled after a task instead of after the device wakes up.

      Added low battery threshold parameter.

      1.3

      Fix for analog value (Vext, Vbat, temp) not updating on the heartbeat.
      Added parameter to disable the charger.

      1.2 [First Production Release]

       UVLO Improvements

      Failed actions (e.g. sensor read) logged as severe debug log for debugging

      Analog value clears if sensor reading fails (requires card firmware update)

      Hawk Lite Baseboard

      1.4 Fixed a rare issue where if the schedule period for “Minutes Synced to Hours” was set to 60, the device was unable to upload.
      1.3

      -Introduces an admin paramater to allow the modem to reduce max tx power by 1dB

      -Introduces a sampled “loaded” loaded voltage on brownouts and on power on resets

      1.2 - Support for 5 actions per task
      - Support for 50 analogs (analogs 21+ will not show on TG)
      1.1 First production release

      AgTech1 Card

      1.16

      Added Keller PR26D Pressure & Temp I2C sensor support

      1.15

      Added SFA30 Formaldehyde I2C sensor support

      Added I2C Config Action support to configure the FlowBelow sensor

      1.14

      Added support for SDI-12 C! commands

      Increased SDI-12 measurement timeout to 3 minutes

      1.13

      Important Upgrade for Agtech1 cards made after July 2024.

      Add the ‘reduce slew rate’ parameter for HW v3 of the Agtech1 card.

      1.12 Support for the WNK81TP Temp/Pressure Sensor
      1.11

      Support for reduced slew rate vboost (recommended for Hawk Lite)

      1.10 Fixed one-wire timing issue
      1.9

      Set digital input counts support

      Fixed issue with digin count resetting at 65536

      Fixed issue with getting an additional ~4ms digout blip when resetting

      1.8

      Support for MLX90640 Thermal Camera.

      1.6

      Flow below FB-L-R-12C Sensor Integration.

      1.5 [First Production Release]

      WNK8010TT Sensor Integration

      Failed actions (e.g. sensor read) logged as severe debug logs for debugging.

      AgTech2 Card

      1.2

      Added support for SDI-12 C commands

      Increased SDI-12 measurement timeout to 3 minutes

      Ported to achieve parity with Agtech1 v1.14.

      1.1

      Fixed additional ~4ms digout blip when resetting

      Fixed one-wire timing issue

      Support for reduced slew rate vboost (recommended for Hawk Lite)

      1.0 [Production Release]

      Initial Release

      RS-1 Card

      1.9

      Increased the max number of Modbus readings to 8 (in 1 action)

      1.8 Increased GA sensor warmup time to 5s
      1.7

      Support for reduced slew rate vboost (recommended for Hawk Lite)

      1.6 Fixed one-wire timing issue
      1.5

      Modbus Action support

      Set digital input counts support

      Fixed issue with digin count resetting at 65536

      Fixed issue with getting an additional ~4ms digout blip when resetting

      1.4

      Clear analogs on sensor errors (requires Hawk main FW v1.2+)
      Fixed RS485 (for GA weather station with new RS485 chip)

      1.1 [Production Release]

      Initial Release

      Serial (RS232 and TTL) Card

      1.1

      Set digital input counts support

      Fixed issue with digin count resetting at 65536

      Support for reduced slew rate vboost (recommended for Hawk Lite)

      1.0 [Production Release]

      Initial Release

      Digital Card

      1.1

      Set digital input counts support

      Fixed issue with digin count resetting at 65536

      Support for reduced slew rate vboost (recommended for Hawk Lite)

      1.0 [Production Release]

      Initial Release

      4-20mA Card

      1.0 [Production Release]

      Initial Release

      Bluetooth+ Card

      Requires baseboard FW v1.6 or newer on the Hawk Pro

      1.6 Added Keller PR26D Pressure & Temp I2C sensor support
      1.5

      Fixed an issue where vboost would turn off when using analog actions.

      1.4

      Added support for SDI-12 C commands

      1.3 Fixed a bug with minimum RSSI filter when periodic scanning
      1.2

      Increased SDI12 measurement timeout to 3min

      Support for WNK81TP I2C sensor

      Fixed tag found/lost events not being sent with generic tags if the tag data size was greater than 26

      1.1

      Set digital input counts support

      Fixed issue with digin count resetting at 65536

      Support for reduced slew rate vboost (recommended for Hawk Lite)

      1.0 [Production Release]

      Initial Release

       

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      Related Articles

      • Hawk Introduction and Concepts
      • Hawk Dimensions
      • Hawk Upload Settings
      • Hawk Sensor Support

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