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import os
import subprocess
from nmigen.build import *
from nmigen.vendor.lattice_ice40 import *
from .resources import *
__all__ = ["FomuPVTPlatform"]
class FomuPVTPlatform(LatticeICE40Platform):
device = "iCE40UP5K"
package = "UWG30"
default_clk = "clk48"
resources = [
Resource("clk48", 0, Pins("F4", dir="i"),
Clock(48e6), Attrs(GLOBAL=True, IO_STANDARD="SB_LVCMOS")),
*LEDResources(pins="A5", invert=True, attrs=Attrs(IO_STANDARD="SB_LVCMOS")),
RGBLEDResource(0,
r="B5", g="A5", b="C5", invert=True,
attrs=Attrs(IO_STANDARD="SB_LVCMOS")
),
DirectUSBResource(0, d_p="A1", d_n="A2", pullup="A4",
attrs=Attrs(IO_STANDARD="SB_LVCMOS")),
*SPIFlashResources(0,
cs_n="C1", clk="D1", copi="F1", cipo="E1",
attrs=Attrs(IO_STANDARD="SB_LVCMOS"),
),
Resource("touch", 0, Pins("E4")),
Resource("touch", 1, Pins("D5")),
Resource("touch", 2, Pins("E5")),
Resource("touch", 3, Pins("F5")),
]
connectors = []
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 .test.blinky import *
FomuPVTPlatform().build(Blinky(), do_program=True)
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