blob: 0e5240efab8819fdbcd2240b0f3d2794574d3fc3 [file]
D-Flipflop with combinational logic
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The following shows a combinational logic design driven by a clock. `input wire a` should be detected as a clock because it drives the flip flop.
.. symbolator:: ../../../tests/clocks/dff_comb_one_clock/dff_comb_one_clock.sim.v
.. verilog-diagram:: ../../../tests/clocks/dff_comb_one_clock/dff_comb_one_clock.sim.v
:type: netlistsvg
:module: BLOCK
:caption: tests/clocks/dff_comb_one_clock/dff_comb_one_clock.sim.v
.. literalinclude:: ../../../tests/clocks/dff_comb_one_clock/dff_comb_one_clock.sim.v
:language: verilog
:start-after: */
The `is_clock` attribute of the `a` port is set to 1, and the ports `b`, `c` and `d` have their `clock` attribute set to `a`.
.. literalinclude:: ../../../tests/clocks/dff_comb_one_clock/golden.model.xml
:language: xml