> ## 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.

# CAPLfunctionIso11783OPESC

# Iso11783OPESC

[Valid for: CANoe DE](../../../../Shared/FeatureAvailability.md) • CANoe4SW DE

## Function Syntax

```plaintext theme={null}
long Iso11783OPESC( dword ecuHandle );
```

## Description

The function aborts user input on the Virtual Terminal. A **ESC** command is sent to the Virtual Terminal.

## Parameters

* **ecuHandle**: Handle of the ECU (must be created with [Iso11783CreateECU](CAPLfunctionIso11783CreateECU.md))

## Return Values

0 or [error code](../CAPLfunctionsISONLErrorCodes.md)

## Example

```plaintext theme={null}
Iso11783OPESC( ecuHandle );
```