Raptor:CAN Receive Message
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Description
This block is used to receive a CAN message. The Raptor™ CAN Rx Raw block can be used if the raw receive bytes are needed. This block accepts a standard DBC file which describes the messages and signals on a CAN bus. The DBC block will automatically decode and scale the signals defined in the DBC file.
Outputs
| Output | Type | Description |
|---|---|---|
| Age | uint32 | The number of times this block has executed since a new message was received. Age is 0 when a new message is being output. |
| Signals | All the signals defined and enabled in the dbc file. |
Parameters
| Parameter | Type | Description |
|---|---|---|
| .dbc File | The dbc file being used. Click the Load button to select a new dbc file. | |
| Message List | A list of messages defined in the dbc file, click on a message name to select a new message. | |
| Signals List | A list of the signals defined in the message. Select a signal and press 'e' or 'd' to enable and disable signals within a message. | |
| Labe wires with channel names | Enable this to automatically name the wires on the output ports with the names of the signals | |
| ID | Number | The ID used in the receive message filter. This is automatically set from the dbc file. |
| Mask | Number | The mask used in the receive message filter. |
| Payload Mask Value | Vector | The value used with the payload filter for messages. This will be set automatically for messages with a mode signal. |
| Payload Mask | Vector | The mask used with the payload filter. This value will be set automatically for messages with a mode signal. |
| Msg Length | Number | The length of the message in bytes. This will be set automatically from the dbc file. |
| CAN Bus Name | String | The CAN bus to transmit the message on. |
| Queue Size | Number | Specifies the size of the receive queue. |
| Mailbox | String | Identifies the mailbox trigger that is connected to this receive block. |