gudt/docs/09_buttons.md

Buttons

Node format

Offset	Size	Description
0	1	type = 0x09
1	1	flags
2	2	parent node
4	4	button pressed state node
8	8	button pressed state bitmask

When not inlined, then it is usually an indirect node, specifies a button with a pressed state pointer. See flags.

Offset	Size	Description
0	1	type = 0x09
1	1	flags (bit 0..3: item size, bit 4..7: number of items)
2	2	parent node
4	12	inlined data

Each item in the inlined array is a button id. There's no particular context, you can attach these nodes to any kind of device with a physical button.

JSON format

Button definition:

{
    "type": "BUTTONS",
    "parent": (string) parent device's name,
    "unit": "indirect",
    "node": (number) pointed node,
    "mask": (number) bitmask
}

Button reference:

{
    "type": "BUTTONS",
    "parent": (string) parent device's name,
    "unit": "byte" / "word" / "dword" / "qword",
    "data": [ (number) list of button ids ]
}