> For the complete documentation index, see [llms.txt](https://luadoc.edgetx.org/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://luadoc.edgetx.org/edgetx-v2.8/part_iii_-_opentx_lua_api_reference/general-functions-less-than-greater-than-luadoc-begin-general/setshmvar-id-value.md).

# setShmVar(id, value)

Sets the value of a shared memory variable that can be used for passing data between Lua widgets and other Lua scripts.

@status current Introduced in 2.6

**Parameters**

* `id:` integer between 1 and 16 identifying the shared memory variable.
* `value:` integer. The value of the shared memory variable.

**Return value**

none

**Notice**

Only available on radios with color display


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