> ## 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.

# CAPLfunctionIso11783PDDSetParameter

# Iso11783PDDSetParameter

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

**Note**\
This function with all possible parameter (except the case with paramName = "debug") is not effective if called before calling [Iso11783PDDLoadDeviceDescription](CAPLfunctionIso11783PDDloaddevicedescription.md).

## Function Syntax

```plaintext theme={null}
long Iso11783PDDSetParameter( dword ecuHandle, char paramName[], float paramValue );
```

## Description

Changes an internal parameter of the PDD API.

## Parameters

* **ecuHandle**\
  Handle of the ECU. The handle must be created with [Iso11783CreateECU](CAPLfunctionIso11783CreateECU.md) beforehand or ZERO for general parameters.

* **paramName**
  * **"debug"**: activates debug outputs in the Write Window
    * 1: on
    * 0: off
  * **"autoUpdateVariable"**: process variable is updated if value command is received
    * 1: auto update
    * 0: process variable has to be updated manually by [Iso11783PDDSetValue](CAPLfunctionIso11783PDDsetvalue.md) e.g. in callback function [Iso11783PDDOnDataChanged](CAPLfunctionIso11783PDDOnDataChanged.md)
  * **"version"**: supported version of the ISO11783 specification: 1,2 (default), 3, and 4

* **paramValue**\
  New value for the parameter

## Return Values

* **0**\
  Process data dictionary has been created successfully

* **\< 0**\
  [Error code](../CAPLfunctionsISONLErrorCodesPDDOnError.md)

## Example

```plaintext theme={null}
if (Iso11783PDDSetParameter( ecuHandle, "debug", 1 ) == 0) {
  write( "Debug mode activated" );
}
```