协议学习:amba:axi3
AXI3
1. Burst len (AWLEN ARLEN)
| ARLEN/AWLEN | Number of data transfers |
|---|---|
| b0000 | 1 |
| b0001 | 2 |
| b0010 | 3 |
| b0011 | 4 |
| b0100 | 5 |
| b0101 | 6 |
| b0110 | 7 |
| b0111 | 8 |
| b1000 | 9 |
| b1001 | 10 |
| b1010 | 11 |
| b1011 | 12 |
| b1100 | 13 |
| b1101 | 14 |
| b1110 | 15 |
| b1111 | 16 |
2. Burst size (AWSIZE ARSIZE)
| ARSIZE/AWSIZE | Bytes in transfer |
|---|---|
| b000 | 1 |
| b001 | 2 |
| b010 | 4 |
| b011 | 8 |
| b100 | 16 |
| b101 | 32 |
| b110 | 64 |
| b111 | 128 |
3. Burst type
| ARBURST/AWBURST | Burst Type |
|---|---|
| b00 | FIXED |
| b01 | INCR |
| b10 | WRAP |
| b11 | Reserved |
协议学习/amba/axi3.txt · 最后更改: 2024/12/26 10:32 由 user01