54 lines
1.6 KiB
Python
54 lines
1.6 KiB
Python
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import os
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import subprocess
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from amaranth.build import *
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from amaranth.vendor.lattice_ice40 import *
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from .resources import *
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__all__ = ["ICEStickPlatform"]
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class ICEStickPlatform(LatticeICE40Platform):
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device = "iCE40HX1K"
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package = "TQ144"
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default_clk = "clk12"
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resources = [
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Resource("clk12", 0, Pins("21", dir="i"),
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Clock(12e6), Attrs(GLOBAL=True, IO_STANDARD="SB_LVCMOS")),
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*LEDResources(pins="99 98 97 96 95", attrs=Attrs(IO_STANDARD="SB_LVCMOS")),
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UARTResource(0,
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rx="9", tx="8", rts="7", cts="4", dtr="3", dsr="2", dcd="1",
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attrs=Attrs(IO_STANDARD="SB_LVTTL", PULLUP=1),
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role="dce"
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),
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IrDAResource(0,
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rx="106", tx="105", sd="107",
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attrs=Attrs(IO_STANDARD="SB_LVCMOS")
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),
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*SPIFlashResources(0,
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cs_n="71", clk="70", copi="67", cipo="68",
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attrs=Attrs(IO_STANDARD="SB_LVCMOS")
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),
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]
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connectors = [
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Connector("pmod", 0, "78 79 80 81 - - 87 88 90 91 - -"), # J2
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Connector("j", 1, "- - 112 113 114 115 116 117 118 119"), # J1
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Connector("j", 3, "- - 62 61 60 56 48 47 45 44"), # J3
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]
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def toolchain_program(self, products, name):
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iceprog = os.environ.get("ICEPROG", "iceprog")
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with products.extract("{}.bin".format(name)) as bitstream_filename:
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subprocess.check_call([iceprog, bitstream_filename])
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if __name__ == "__main__":
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from .test.blinky import *
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ICEStickPlatform().build(Blinky(), do_program=True)
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