337 bytes added
, 15:45, 25 January 2022
===Device status (1 byte)===
{|class="wikitable"
|-
!Byte number!!description
|-
|0||0 – no call (event – timing out call drop or the button "Finish" or "Cancel" is pressed).<br>1 – button "answer" is pressed<br>2 – intercom calls (repeat every second until timing out call drop or the button "Finish" or "Cancel" is pressed).
|}