still the same with SU8 April 2022.
Default “Scroll Lock” key will open/close the ATC window.
1 (>K:ATC) in the model behaviours XML will NOT open the window.
1 (>K:ATC_MENU_1) in the model behaviours XML WILL select ATC menu option 1, but only if the ATC menu is already open.
The following entries in fs-base/en-US.locPak (a UI local language dictionary) suggest the existence of events ATC_MENU_OPEN and ATC_MENU_CLOSE but neither of these do anything in the model XML either.
"INPUT.KEY_ATC": "DISPLAY ATC", "INPUT.KEY_ATC_DESC": "Open the ATC panel.", "INPUT.KEY_ATC_MENU_0": "ATC PANEL CHOICE 0", "INPUT.KEY_ATC_MENU_0_DESC": "Select ATC panel choice 0.", "INPUT.KEY_ATC_MENU_1": "ATC PANEL CHOICE 1", "INPUT.KEY_ATC_MENU_1_DESC": "Select ATC panel choice 1.", "INPUT.KEY_ATC_MENU_2": "ATC PANEL CHOICE 2", "INPUT.KEY_ATC_MENU_2_DESC": "Select ATC panel choice 2.", "INPUT.KEY_ATC_MENU_3": "ATC PANEL CHOICE 3", "INPUT.KEY_ATC_MENU_3_DESC": "Select ATC panel choice 3.", "INPUT.KEY_ATC_MENU_4": "ATC PANEL CHOICE 4", "INPUT.KEY_ATC_MENU_4_DESC": "Select ATC panel choice 4.", "INPUT.KEY_ATC_MENU_5": "ATC PANEL CHOICE 5", "INPUT.KEY_ATC_MENU_5_DESC": "Select ATC panel choice 5.", "INPUT.KEY_ATC_MENU_6": "ATC PANEL CHOICE 6", "INPUT.KEY_ATC_MENU_6_DESC": "Select ATC panel choice 6.", "INPUT.KEY_ATC_MENU_7": "ATC PANEL CHOICE 7", "INPUT.KEY_ATC_MENU_7_DESC": "Select ATC panel choice 7.", "INPUT.KEY_ATC_MENU_8": "ATC PANEL CHOICE 8", "INPUT.KEY_ATC_MENU_8_DESC": "Select ATC panel choice 8.", "INPUT.KEY_ATC_MENU_9": "ATC PANEL CHOICE 9", "INPUT.KEY_ATC_MENU_9_DESC": "Select ATC panel choice 9.", "INPUT.KEY_ATC_MENU_CLOSE": "ATC MENU CLOSE", "INPUT.KEY_ATC_MENU_CLOSE_DESC": "Close the ATC UI menu.", "INPUT.KEY_ATC_MENU_OPEN": "ATC MENU OPEN", "INPUT.KEY_ATC_MENU_OPEN_DESC": "Open the ATC UI menu.",
I’ve ‘grepped’ the entire set of Asobo plane-related files to see if any plane or instrument calls an ‘ATC’ event and as far as I can tell that is not the case.