Intel® Quartus® Prime Standard Edition User Guide: Platform Designer
4.8.2.1. Packets to Transactions Converter Data Packet Formats
The Packets to Transactions Converter core expects incoming data streams to be in the formats shown in the table below.
| Byte |
Field |
Description |
|---|---|---|
| Transaction Packet Format |
||
| 0 |
Transaction code | Type of transaction. |
| 1 |
Reserved |
Reserved for future use. |
| [3:2] |
Size | Transaction size in bytes. For write transactions, the size indicates the size of the data field. For read transactions, the size indicates the total number of bytes to read. |
| [7:4] |
Address | 32-bit address for the transaction. |
| [n:8] |
Data | Transaction data; data to be written for write transactions. |
| Response Packet Format |
||
| 0 |
Transaction code | The transaction code with the most significant bit inversed. |
| 1 |
Reserved |
Reserved for future use. |
| [4:2] |
Size | Total number of bytes read/written successfully. |