HP2550 & HP2560 Firmware Release Notes
Firmware Version History
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HP2550 & HP2560 V2.0.5 (2025-06-17)
- Added support for VPD display, SD recording, and uploading.
- SD card storage now includes timestamp bytes to record UTC time.
- Fixed some known issues.
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HP2550 & HP2560 V2.0.4 (2025-03-25)
- The Gust value stored in the SD card is the maximum value of the last 2 minutes.
- Supports the LDS01 data filter level algorithm.
- Fixed some abnormal display bugs.
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HP2550 & HP2560 V2.0.3 (2025-03-11)
- Fix the issue where the sensor battery level may not be uploaded.
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HP2550 & HP2560 V2.0.2 (2025-03-07)
- Added support for 16-channel soil moisture sensors.
- Fixed an issue where the maximum and minimum value interface displayed incorrect illumination data.
- Optimized the algorithm for calculating relative air pressure based on altitude.
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HP2550 & HP2560 V2.0.1 (2025-01-17)
- Fixed a bug that could crash in different languages.
- Supports LDS01 heat count statistics.
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HP2550 & HP2560 V2.0.0 (2025-01-07)
- The relative barometer algorithm is changed to calculate based on absolute barometer, outdoor temperature and altitude. Changed the Rel Barometer setting to Altitude for REL.
- Supports LDS01 laser distance sensors.
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HP2550 & HP2560 V1.9.9 (2024-11-28)
- Modified the 10-minute average wind speed calculation.
- Part of the AQI sensors added to display the DC icon when it works.
- Fixed bugs about the OTA process, display icon, rain display logic, and SD card storage.
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HP2550 & HP2560 V1.9.8 (2024-8-13)
- Fixed the bug where the voltage of the WS90 supercapacitor was not being uploaded to the Ecowitt server. (WiFi firmware: EasyWeatherPro_V5.1.5)
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HP2550 & HP2560 V1.9.7 (2024-6-26)
- Optimized some display and different language translation issues.
- Fixed the incorrect record time in the history data interface.
- Optimized parameter storage.
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HP2550 & HP2560 V1.9.6 (2024-4-30)
- Support WS85 sensor.
- Optimized UI.
- Fixed some known bugs.
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HP2550 & HP2560 V1.9.5 (2024-3-15)
- Added eight channel AD values for WH51 soil moisture sensor data upload via WiFi.
- Updated the calculation parameter for outdoor temperature compensation, changing from the average of the last eight gusts to the average wind speed over 10 minutes.
- Modified the color of the 10-minute average wind direction indicator on the main interface to white with a black background, changing from dark gray.
- If the rainfall display is set to piezoelectric rain gauge, display 'piezo' below the daily rain reading.
- When a temperature, humidity, and barometric pressure sensor is detected, set the T&HP sensor to 'Disable' by default. When the user enables the T&HP sensor, it will give its data higher priority over the built-in probe.
- Changed domain names: www.Wunderground.com to Wunderground.com, www.Weathercloud.net to Weathercloud.net, www.WeatherObservationsWebsite.com to wow.metoffice.gov.uk, www.ecowitt.net to ecowitt.net.
- Added support for the WN35 transmitter in the Czech language version.
- When receiving a signal from the WH46, added PM1.0 and PM4.0 to the cycle on the main interface.
- Added a Wi-Fi switch setting option.
- Implemented host firmware OTA updates; if auto OTA is checked, it will perform an automatic OTA upon first power-up and then daily thereafter.
- Added a 10-minute gust display feature on the main interface, with an option in 'more settings' to switch between displaying the 10-minute average wind speed or the 10-minute gust.
- Changed the maximum Air Quality Index (AQI) value to 500.
- Added a master switch for alarm sounds on the alarm interface.
- Set the default time to January 1, 2024.
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HP2550 & HP2560 Firmware V1.9.3 (2023-10-18)
- Resolved the problem of potential parameter loss when configuring settings.
- The longitude is set to 0 degrees by default. In newer versions, it is displayed as East longitude, whereas in older versions, it is displayed as West longitude.
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HP2550 & HP2560 Firmware V1.9.1 (2023-8-11)
- Added support for Russian language.
- Added an OK shortcut button when entering a Wi-Fi password on the keyboard.
- Added automatic time zone detection feature, which is enabled by default. It will automatically retrieve the time zone and time when connected to the internet, and the time calibration will occur 5 seconds after successful time zone detection.
- Added an option to switch between apparent temperature and perceived temperature in the "more" interface, and the corresponding display on the main interface will also switch accordingly.
- Adjusted the minimum upload interval for custom servers from 16 seconds to 8 seconds.
- Added an AFC (Automatic Frequency Control) switch function in the setup interface, which is set to OFF by default. Customers can try turning on this feature when encountering unstable RF reception.
- Support for WN34D temperature sensor with a specific temperature range.
- Fixed the issue where the humidity names were all in German in the ID setup interface.
- Fixed the issue where the indoor multi-channel temperature and humidity data from the WH45 sensor were not refreshing on the main interface.
- Changed the wind speed unit from "btf" to "bft".
- Modified the Dutch language.
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HP2550 & HP2560 Firmware V1.9.0 (2023-3-29)
- WiFi password changed to show “*” during the input stage.
- Bug fix for multichannel PM2.5 display on the main UI.
- Restored multichannel sensor data quick brief display.
- Corrected spelling mistake on About page.
- When the onboard barometer sensor failed, the WH32 indoor sensor will be adopted as the indoor data source.
- Improved spelling and grammar for Dutch, French, Spanish, and Portuguese languages.
- Expanded the calculated “feels like” temperature range. Originally it was limited to the range of -40°C to +60°C.
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HP2550 & HP2560 Firmware V1.8.7 (2022-11-16)
- The WH30 default channel name is changed in Czech: "G092H CHx" to "G092H KAx", "T&H CHx" or "CHx" to "G092H KAx".
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HP2550 & HP2560 Firmware V1.8.6 (2022-9-14)
- Optimized code regarding SD card storage.
- German translation modified: 10 MinWert -> 10 MinMittel, Sensoren ID -> Sensor IDs, Sensoren Namen&Daten -> Sensorübersicht.
- Czech translation modified: Sunday -> Neděle, Monday -> Pondělí, Reset Daily Rain at -> Nulování denních srážek, "Name" -> "Název", "Value" -> "Hodnota", "Rainfall data priority" -> "Hlavní srážkoměr", "Tradi. rain gauge" -> "Člunkový srážkoměr", "Piezo. rain gauge" -> "Piezo srážkoměr", "No rain gauge" -> "Bez srážkoměru", "Dewpoint" -> "Rosný bod", "Heat Index" -> "Teplotní index", "Thunder" -> "Blesky", "Reset Weekly Rain at" -> "Reset týdenních srážek".
- Portuguese translation modified: "Conden sação" -> "Condensação", "Sensa ção" -> "Sensação".
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HP2550 & HP2560 Firmware V1.8.5 (2022-8-8)
- During internal testing, versions 1.8.2, 1.8.3, and 1.8.4 were released, but finally all these 4 versions were combined to be 1.8.5.
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HP2550 & HP2560 Firmware V1.8.1 (2022-7-1)
- OTA feature supported for WiFi modem. The feature can be edited on the "about" page. OTA will be triggered when entering this page, and this feature requires WiFi modem firmware version to be v5.0.7 or later. Prior to this version, this feature was not supported.
- Portuguese language is supported.
- Changed German text for SD card backup file: Dewpoint -> Taupunkt, HeatIndex -> Hitzeindex, FeelsLike -> Gefühlte Temperatur, Abs. Leckage -> Abs. Luftdruck, Rel. Leckage -> Rel. Luftdruck.
- Updated French translation to be plural when more than one unit is encountered, e.g., mins, heures, jours.
- WS90 Rain calibration supported.
- Outdoor sensor type description for WH65/69 added.
- WN34 calibration feature added.
- Default system start up time updated to 20220101.
- Updated feelslike calculation for correct temperature/humidity data source when WS90 sensor is present.
- Changed "Radiation compensation" to "Temperature Compensation" wording.
- Fixed a bug for weather forecast.
- Special character support added on the mini keyboard.
- Other system stability improvements.
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HP2550 & HP2560 Firmware V1.8.0 (2022-5-13)
- With WiFi modem firmware version after Pro5.0.8, the WU account setting for ambientweather has been disabled. New account setup has been implemented. This does not affect Ecowitt customers.
- Fixed some spelling mistakes for Portuguese Language for pressure, dewpoint, and wind direction.
- Data validation check for WS90 sensor added. This is to prevent the console from picking up incorrect data.
- Dual RTC clock introduced. If the 32k external XTAL is not working, the internal RC 32k timer clock will be switched over. This is to enhance system stability.
- NIST time update plane changed from once per day to once per two hours.
- Timing check for data set added to prevent generating two data sets in its data record.
- Updated a flash data entity for PiezoRain.
- Rain reset for week, month, year follows the daily rain reset time at the user's choice.
- If an RTC crystal failed, a message of "The external 32768 crystal is abnormal!!!" will be displayed.
