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import os
import subprocess
from nmigen.build import *
from nmigen.vendor.lattice_ice40 import *
from .dev import *
__all__ = ["FomuHackerPlatform"]
class FomuHackerPlatform(LatticeICE40Platform):
device = "iCE40UP5K"
package = "UWG30"
default_clk = "clk48"
resources = [
Resource("clk48", 0, Pins("F5", dir="i"),
Clock(48e6), Attrs(GLOBAL=True, IO_STANDARD="SB_LVCMOS33")),
Resource("user_led", 0, PinsN("A5", dir="o"), Attrs(IO_STANDARD="SB_LVCMOS33")),
Resource("rgb_led", 0,
Subsignal("r", PinsN("C5")),
Subsignal("g", PinsN("B5")),
Subsignal("b", PinsN("A5")),
Attrs(IO_STANDARD="SB_LVCMOS33"),
),
Resource("usb", 0,
Subsignal("d_p", Pins("A4")),
Subsignal("d_n", Pins("A2")),
Subsignal("pullup", Pins("D5")),
Attrs(IO_STANDARD="SB_LVCMOS33"),
),
*SPIFlashResources(0,
cs="C1", clk="D1", mosi="F1", miso="E1",
attrs=Attrs(IO_STANDARD="SB_LVCMOS33"),
),
]
connectors = [
Connector("pin", 0, "F4"),
Connector("pin", 1, "E5"),
Connector("pin", 2, "E4"),
Connector("pin", 3, "F2"),
]
def toolchain_program(self, products, name):
dfu_util = os.environ.get("DFU_UTIL", "dfu-util")
with products.extract("{}.bin".format(name)) as bitstream_filename:
subprocess.check_call([dfu_util, "-D", bitstream_filename])
if __name__ == "__main__":
from ._blinky import Blinky
FomuHackerPlatform().build(Blinky(), do_program=True)
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