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##

# 2.8.63 CANx_MessageIDGet Function

## C

    uint32_t CANx_MessageIDGet(CAN_MAILBOX_NUM mailbox) // x - Instance of the CAN peripheral

## Summary

Get Message ID from mailbox.

## Precondition

CANx_Initialize must have been called for the associated CAN instance.

## Parameters

Param | Description
--- | ---
mailbox | Mailbox number

## Returns

Returns Message ID.

## Example

    uint32_t id = 0;
    id = CAN0_MessageIDGet(CAN_MAILBOX_0);

## Remarks

None.