1ee2482c6b
Using floats to represent simulation time internally isn't ideal instead use 1ps internal units while continuing to use a floating point based interface for compatibility. Fixes #535.
35 lines
794 B
Python
35 lines
794 B
Python
from ._base import BaseProcess
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__all__ = ["PyClockProcess"]
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class PyClockProcess(BaseProcess):
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def __init__(self, state, signal, *, phase, period):
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assert len(signal) == 1
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self.state = state
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self.slot = self.state.get_signal(signal)
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self.phase = phase
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self.period = period
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self.reset()
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def reset(self):
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self.runnable = True
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self.passive = True
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self.initial = True
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def run(self):
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self.runnable = False
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if self.initial:
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self.initial = False
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self.state.wait_interval(self, self.phase)
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else:
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clk_state = self.state.slots[self.slot]
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clk_state.set(not clk_state.curr)
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self.state.wait_interval(self, self.period // 2)
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