25 lines
566 B
Python
25 lines
566 B
Python
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from nmigen import *
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class LEDBlinker(Elaboratable):
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def elaborate(self, platform):
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m = Module()
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led = platform.request("led")
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half_freq = int(platform.default_clk_frequency // 2)
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timer = Signal(range(half_freq + 1))
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with m.If(timer == half_freq):
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m.d.sync += led.eq(~led)
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m.d.sync += timer.eq(0)
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with m.Else():
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m.d.sync += timer.eq(timer + 1)
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return m
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# --- BUILD ---
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from nmigen_boards.icestick import *
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ICEStickPlatform().build(LEDBlinker(), do_program=True)
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