====== Wirnet™ iBTS Hardware history ======

This page lists the main hardware releases and their associated major updates regarding the previous one.

===== CPU module =====

The CPU module hardware version is available in the file ''/tmp/board_info.json'' in the field ''hw_version''.

<code>
root@klk-lpbs-04018B:/ # cat /tmp/board_info.json | grep cpu -A 7
    "cpu": {
        "CPU": "OK", 
        "GPS": "OK", 
        "RAM": "OK", 
        "RTC": "OK", 
        "board_label": "ATd04018b", 
        "hab_enable": "false", 
        "hw_version": "2e04",
</code> 

__Main changes:__
  * Version ''2e03'': The reset button becomes an ON/OFF button.

===== WAN module =====

The WAN module hardware version is available in the file ''/tmp/board_info.json''. It is a part of the module serial number. It corresponds to the small letter after letters ''AU''. 

<code>
root@klk-lpbs-04018B:/ # cat /tmp/board_info.json | grep EEPROM -A 7
            "EEPROM": {
                "backup_battery": true, 
                "data_structure_version": 1, 
                "notch": true, 
                "notch_frequency": 868, 
                "serial_number": "623AUc030208", 
                "wan_type": "EUROPE", 
                "wlan": false
</code> 

__Main changes:__
  * Version ''e'': modification to improve the management of the modem MC7430.

===== LoRa modules =====

==== LoRaLoc modem ====

The LoRaLoc modem  module hardware version is available in the file ''/tmp/board_info.json''. It is a part of the module serial number. It corresponds to the small letter after letters ''AX''. 

<code>
root@klk-lpbs-04018B:/ # cat /tmp/board_info.json | grep LoRaLocModem -B 2
            "serial_number": "625AXb0201EE", 
            "sw_version": "loraloc-v1.0.6-0-g058fe26", 
            "type": "LoRaLocModem"
</code> 

__No major modifications__

==== RF front-end boards ====
The RF front-end boards hardware version is available in the file ''/tmp/board_info.json'' in the field ''hw_version''.

<code>
root@klk-lpbs-04018B:/ # cat /tmp/board_info.json | grep frontend -A 10                
            "frontend": {
                "board_freq": "868000000", 
                "board_serial": "623ARe050222", 
                "board_type": "44", 
                "freq_rx_max": "873000000", 
                "freq_rx_min": "863000000", 
                "freq_tx_max": "873000000", 
                "freq_tx_min": "866000000", 
                "hw_version": "44.5", 
                "nb_antennas": "2", 
                "nb_radio_path": "2"
</code> 

=== 868 MHz ===
__Main changes:__
  * Version ''44.9'': RF input : high-pass filter adding.

=== 915 MHz ===
__Main changes:__
  * Version ''58.4'': RF input : high-pass filter adding.

=== 923 MHz ===
__Main changes:__
  * Version ''59.4'': RF input : high-pass filter adding.