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Open topic with navigation CAPL Functions » LIN » LINtp_PreSend

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LINtp_PreSend

Valid for: CANoe DE • CANoe4SW DE Note
This callback function is called every time a LIN message is scheduled to be sent. The function allows to change the message data. Caution:
Changing message data before they are sent can violate the TP protocol and lead to errors! Please make sure that the network can handle these situations!

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Function Syntax

void LINtp_PreSend(byte data[]);

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Description

The callback function is called before a LIN message is sent with the provided data.

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Parameters

  • data: Message data

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Return Values

—

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Example

LINtp_PreSend(byte data[])
{
  // ...
  // change sequence number of the consecutive frame
  data[1] = data[1] + 1;
  // ...
}