Sending messages to other processors

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Sending messages to other processors

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JaimeR
Contributor III

How do you send a message to another processor?

Which would be the port and protocol used to send this message?

Which instruction should I use?

Message Edited by Jaime R on 2009-06-02 11:03 PM
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EAI
Contributor IV

From the release notes:

4.1.2  IPC – Communicating Between Processors
The IPC component which enables inter-processor communication, message exchange and synchronization has not yet been validated with devices currently supported by Freescale MQX
release.  
 

Work is being done now to validate IPC with MQX, and it may be available in the next release.

 

IPC over CAN has been used by various customers in the past.

 

The IPC mechanism can be used on any i/o driver that supports the open/close/read/write model.  In order to use IPC over can, you would have to write an interface driver - mapping these calls to the flexcan driver calls. This is a feature that should be added to the driver.

 

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JaimeR
Contributor III
Is it possible to have interprocessor communication via CAN?
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EAI
Contributor IV

From the release notes:

4.1.2  IPC – Communicating Between Processors
The IPC component which enables inter-processor communication, message exchange and synchronization has not yet been validated with devices currently supported by Freescale MQX
release.  
 

Work is being done now to validate IPC with MQX, and it may be available in the next release.

 

IPC over CAN has been used by various customers in the past.

 

The IPC mechanism can be used on any i/o driver that supports the open/close/read/write model.  In order to use IPC over can, you would have to write an interface driver - mapping these calls to the flexcan driver calls. This is a feature that should be added to the driver.

 

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MQXuser
Contributor III
Who should I contact in order to purchase this feature(IPC over CAN)?
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Doug_EmbeddedAc
Senior Contributor I
You can contact Embedded Access by sending an email to sales@embedded-access.com or calling 613-591-0300.