cpu/other_projects/axi_lite.md

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2021-05-03 22:13:26 -06:00
```wavedrom
{
signal: [
{name: 'ACLK', wave: 'P..|..'},
['Write Address',
{name: 'AWVALID', wave: '010|..', data: []},
{name: 'AWADDR', wave: 'x3x|..', data: [1,2,3,4]},
{name: 'AWPROT', wave: 'x3x|..', data: [1,2,3,4]},
{name: 'AWREADY', wave: '1..|..', data: []},
],
['Write Data',
{name: 'WVALID', wave: '010|..', data: []},
{name: 'WDATA', wave: 'x3x|..', data: [1,2,3,4]},
{name: 'WSTRB', wave: 'x3x|..', data: [1,2,3,4]},
{name: 'WREADY', wave: '1..|..', data: []},
],
['Write Resp',
{name: 'BVALID', wave: '0..|10', data: []},
{name: 'BREADY', wave: '01.|.0', data: []},
{name: 'BRESP', wave: 'x..|3x', data: [1,2,3,4]},
],
],
head:{
text:'AXI-Lite Write Example',
tick:0,
},
foot:{
text:'Slave may take arbitrarily long to respond',
}
}
```
```wavedrom
{
signal: [
{name: 'ACLK', wave: 'P.......'},
['Write Address',
{name: 'AWVALID', wave: '01...0..', data: []},
{name: 'AWADDR', wave: 'x345.x..', data: [1,2,3,4]},
{name: 'AWPROT', wave: 'x345.x..', data: [1,2,3,4]},
{name: 'AWREADY', wave: '1..01...', data: []},
],
['Write Data',
{name: 'WVALID', wave: '010.1.0.', data: []},
{name: 'WDATA', wave: 'x3x.45x.', data: [1,2,3,4]},
{name: 'WSTRB', wave: 'x3x.45x.', data: [1,2,3,4]},
{name: 'WREADY', wave: '1.......', data: []},
],
['Write Resp',
{name: 'BVALID', wave: '0.10.1.0', data: []},
{name: 'BREADY', wave: '01.....0', data: []},
{name: 'BRESP', wave: 'x.3x.45x', data: [1,2,3,4]},
],
],
head:{
text:'AXI-Lite Write Example',
tick:0,
}
}
```
```wavedrom
{
signal: [
{name: 'ACLK', wave: 'P.....'},
['Write Address',
{name: 'AWVALID', wave: '01..0.', data: []},
{name: 'AWADDR', wave: 'x345x.', data: [1,2,3,4]},
{name: 'AWPROT', wave: 'x345x.', data: [1,2,3,4]},
{name: 'AWREADY', wave: '1...0.', data: []},
],
['Write Data',
{name: 'WVALID', wave: '01..0.', data: []},
{name: 'WDATA', wave: 'x345x.', data: [1,2,3,4]},
{name: 'WSTRB', wave: 'x345x.', data: [1,2,3,4]},
{name: 'WREADY', wave: '1.....', data: []},
],
['Write Resp',
{name: 'BVALID', wave: '0.1..0', data: []},
{name: 'BREADY', wave: '01...0', data: []},
{name: 'BRESP', wave: 'x.345x', data: [1,2,3,4]},
],
],
head:{
text:'AXI-Lite Write Example',
tick:0,
}
}
```