> ## Documentation Index
> Fetch the complete documentation index at: https://notevil.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# CAPLfunctionLINBusIsAwake

[Open topic with navigation](../../../../../CANoeDEFamily.htm#Topics/CAPLFunctions/LIN/Functions/CAPLfunctionLINBusIsAwake.md)

# linBusIsAwake

[CAPL Functions](../../CAPLfunctions.md) » [LIN](../CAPLfunctionsLINOverview.md) » linBusIsAwake

**Valid for**: CANoe DE • CANoe4SW DE

## Function Syntax

```
long linBusIsAwake();
```

## Description

Queries the awake state of the LIN bus.

## Parameters

—

## Return Values

Returns a value unequal to zero if the bus is awake, otherwise zero.

## Example

—