Appendix A: Versions and Modifications
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Firmware Versions
Section titled “Firmware Versions”| Version | Date of Modification | Remarks |
|---|---|---|
| 8 | 31.08.2015 | Demo version |
| 12 | 15.02.2016 | Improved accuracy of real-time clock |
| 18 | 16.09.2016 | Reading and execution of task files added; Added adjustment of time delays in task files |
| 24 | 24.03.2017 | Possibility to work with files via WEB-interface added; Improvements for working with time (setting via MODBUS, synchronization with the server, astronomical calculation of sunrise and sunset, automatic transition to summer time); Added storing statistics in memory, powered by the battery; RS-485 slave modes and redirecting requests to remote MODBUS TCP server added |
| 29 | 08.09.2017 | Added support for task files in UTF-8 format; Added support for input GSM connections via MODBUS TCP (for static IP provided by the GSM operator) |
| 30 | 02.11.2017 | Added ability to fulfil the task files more often than 1 second |
| 32 | 06.12.2017 | Added ability to use in the task files the special sequences in the rows - telephone numbers |
| 36 | 22.02.2018 | Added ability to receive the account status from the GSM operator; Improved stability of GSM operation; Clock synchronization and account obtaining commands are added |
| 37 | 03.08.2019 | Parameters in the task file, located in a row for one device, are read by one request; Factory reset also clears the built-in memory of tasks before starting them; Improvements in work with statistics and hours registers; Improvements in the algorithm of the commands for calculating the maxima and minima in the problem files; The number of characters in lines in task files has been increased to 120; Extended support for WEB-browsers |
| 41 | 20.11.2020 | Added ability to log to a memory card; Added import and export of settings to a memory card; Simplified and improved work with the memory card from the WEB-interface; Added JSON and XML APIs for MODBUS authorization and requests; Added a call to the WEB interface over MODBUS connections; Added support for second remote MODBUS TCP server; Improved work with remote MODBUS TCP servers; Improved DNS cache update; Improved Ethernet stability |
| 43 | 17.07.2023 | MODBUS TCP connection encryption feature added; Number of remote MODBUS TCP servers increased up to three; Improvements in working with remote MODBUS TCP servers (sending password, sending ping to maintain connection) |
Hardware Versions
Section titled “Hardware Versions”| Version | Date of Modification | Remarks |
|---|---|---|
| 1 | 31.08.2015 | Demo version |
| 2 | 18.03.2016 | Connection of the GSM module is improved; Improved insulation of operating lines of relay outputs |
| 3 | 12.07.2016 | Improved accuracy of real-time clock |