diff options
Diffstat (limited to 'amaranth_boards/de0.py')
| -rw-r--r-- | amaranth_boards/de0.py | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/amaranth_boards/de0.py b/amaranth_boards/de0.py new file mode 100644 index 0000000..c10cce3 --- /dev/null +++ b/amaranth_boards/de0.py @@ -0,0 +1,111 @@ +import os +import subprocess + +from amaranth.build import * +from amaranth.vendor.intel import * +from .resources import * + + +__all__ = ["DE0Platform"] + + +class DE0Platform(IntelPlatform): + device = "EP3C16" # Cyclone III 15K LEs + package = "F484" # FBGA-484 + speed = "C6" + default_clk = "clk50" + resources = [ + Resource("clk50", 0, Pins("G21", dir="i"), + Clock(50e6), Attrs(io_standard="3.3-V LVTTL")), + Resource("clk50", 1, Pins("B12", dir="i"), + Clock(50e6), Attrs(io_standard="3.3-V LVTTL")), + + *LEDResources( + pins="J1 J2 J3 H1 F2 E1 C1 C2 B2 B1", + attrs=Attrs(io_standard="3.3-V LVTTL")), + *ButtonResources( + pins="H2 G3 F1", invert=True, + attrs=Attrs(io_standard="3.3-V LVTTL")), + *SwitchResources( + pins="J6 H5 H6 G4 G5 J7 H7 E3 E4 D2", + attrs=Attrs(io_standard="3.3-V LVTTL")), + Display7SegResource(0, + a="E11", b="F11", c="H12", d="H13", e="G12", f="F12", g="F13", dp="D13", invert=True, + attrs=Attrs(io_standard="3.3-V LVTTL")), + Display7SegResource(1, + a="A13", b="B13", c="C13", d="A14", e="B14", f="E14", g="A15", dp="B15", invert=True, + attrs=Attrs(io_standard="3.3-V LVTTL")), + Display7SegResource(2, + a="D15", b="A16", c="B16", d="E15", e="A17", f="B17", g="F14", dp="A18", invert=True, + attrs=Attrs(io_standard="3.3-V LVTTL")), + Display7SegResource(3, + a="B18", b="F15", c="A19", d="B19", e="C19", f="D19", g="G15", dp="G16", invert=True, + attrs=Attrs(io_standard="3.3-V LVTTL")), + + UARTResource(0, + rx="U22", tx="U21", rts="V22", cts="V21", + attrs=Attrs(io_standard="3.3-V LVTTL"), + role="dce"), + + Resource("display_hd44780", 0, + Subsignal("e", Pins("E21", dir="o")), + Subsignal("d", Pins("D22 D21 C22 C21 B22 B21 D20 C20", dir="io")), + Subsignal("rw", Pins("E22", dir="o")), + Subsignal("rs", Pins("F22", dir="o")), + # Backlight + Subsignal("bl", Pins("F21", dir="o")), + Attrs(io_standard="3.3-V LVTTL") + ), + + VGAResource(0, + r="H19 H17 H20 H21", + g="H22 J17 K17 J21", + b="K22 K21 J22 K18", + hs="L21", vs="L22", + attrs=Attrs(io_standard="3.3-V LVTTL")), + + PS2Resource(0, # Keyboard + clk="P22", dat="P21", attrs=Attrs(io_standard="3.3-V LVTTL")), + PS2Resource(1, # Mouse + clk="R21", dat="R22", attrs=Attrs(io_standard="3.3-V LVTTL")), + + *SDCardResources(0, + clk="Y21", cmd="Y22", dat0="AA22", dat3="W21", wp_n="W20", + attrs=Attrs(io_standard="3.3-V LVTTL")), + + SDRAMResource(0, + clk="E5", cke="E6", cs_n="G7", we_n="D6", ras_n="F7", cas_n="G8", + ba="B5 A4", a="C4 A3 B3 C3 A5 C6 B6 A6 C7 B7 B4 A7 C8", + dq="D10 G10 H10 E9 F9 G9 H9 F8 A8 B9 A9 C10 B10 A10 E10 F10", dqm="E7 B8", + attrs=Attrs(io_standard="3.3-V LVTTL")), + + *NORFlashResources(0, + rst="R1", byte_n="AA1", + cs_n="N8", oe_n="R6", we_n="P4", wp_n="T3", by="M7", + a="P7 P5 P6 N7 N5 N6 M8 M4 P2 N2 N1 M3 M2 M1 L7 L6 AA2 M5 M6 P1 P3 R2", + dq="R7 P8 R8 U1 V2 V3 W1 Y1 T5 T7 T4 U2 V1 V4 W2 Y2", + attrs=Attrs(io_standard="3.3-V LVTTL")), + ] + connectors = [ + Connector("j", 4, + "AB12 AB16 AA12 AA16 AA15 AB15 AA14 AB14 AB13 AA13 - - " + "AB10 AA10 AB8 AA8 AB5 AA5 AB3 AB4 AA3 AA4 V14 U14 " + "Y13 W13 U13 V12 - - R10 V11 Y10 W10 T8 V8 " + "W7 W6 V5 U7 "), + Connector("j", 5, + "AB11 AA20 AA11 AB20 AA19 AB19 AB18 AA18 AA17 AB17 - - " + "Y17 W17 U15 T15 W15 V15 R16 AB9 T16 AA9 AA7 AB7 " + "T14 R14 U12 T12 - - R11 R12 U10 T10 U9 T9 " + "Y7 U8 V6 V7 "), + ] + + def toolchain_program(self, products, name): + quartus_pgm = os.environ.get("QUARTUS_PGM", "quartus_pgm") + with products.extract("{}.sof".format(name)) as bitstream_filename: + subprocess.check_call([quartus_pgm, "--haltcc", "--mode", "JTAG", + "--operation", "P;" + bitstream_filename]) + + +if __name__ == "__main__": + from .test.blinky import Blinky + DE0Platform().build(Blinky(), do_program=True) |