31 lines
1.4 KiB
Plaintext
31 lines
1.4 KiB
Plaintext
digraph G {
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graph [rankdir=TB, bgcolor="transparent", pad=0.15, nodesep=0.30, ranksep=0.42,
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fontname="Noto Sans CJK SC"];
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node [shape=box, style="rounded,filled", fontname="Noto Sans CJK SC", fontsize=10,
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color="#44546A", fillcolor="#F7F8FA", margin="0.13,0.08"];
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edge [fontname="Noto Sans CJK SC", fontsize=9, color="#596777", arrowsize=0.7];
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osc [label="50 MHz 外部时钟"];
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pll [label="PLL\nlocked", fillcolor="#D9EAF7"];
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cpu [label="cpu_clk 33.333 MHz\nCPU + AXI CPU 侧", fillcolor="#EAF2F8"];
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sys [label="sys_clk 50 MHz\nCrossbar / DMA / FFT / matmul", fillcolor="#E8F3E8"];
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mlk [label="mlkem_clk 76.923 MHz\nML-KEM 计算域", fillcolor="#F8E6EA"];
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cdc_cpu [label="CPU↔SYS AXI CDC\n异步握手 / FIFO", shape=box, fillcolor="#FFF1D6"];
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cdc_mlk [label="SYS↔ML-KEM CDC\n命令 / 数据 / 状态同步", shape=box, fillcolor="#FFF1D6"];
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rst [label="各域复位同步器\n异步置位、同步释放", fillcolor="#F2F2F2"];
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{ rank=same; osc; pll; }
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{ rank=same; cpu; cdc_cpu; sys; }
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{ rank=same; cdc_mlk; mlk; }
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osc -> pll;
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pll -> cpu;
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pll -> sys;
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pll -> mlk;
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cpu -> cdc_cpu -> sys [dir=both];
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sys -> cdc_mlk -> mlk [dir=both];
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pll -> rst [label="locked"];
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rst -> cpu [style=dashed, label="resetn", constraint=false];
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rst -> sys [style=dashed, label="resetn", constraint=false];
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rst -> mlk [style=dashed, label="resetn", constraint=false];
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}
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