mirror of https://github.com/m-labs/artiq
74 lines
2.8 KiB
Python
74 lines
2.8 KiB
Python
import itertools
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from migen.build.generic_platform import *
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__all__ = ["fmc_adapter_io"]
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ttl_pins = [
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"LA00_CC_P", "LA02_P", "LA00_CC_N", "LA02_N", "LA01_CC_P", "LA01_CC_N", "LA06_P", "LA06_N",
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"LA05_P", "LA05_N", "LA10_P", "LA09_P", "LA10_N", "LA09_N", "LA13_P", "LA14_P",
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"LA13_N", "LA14_N", "LA17_CC_P", "LA17_CC_N"
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]
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def get_fmc_adapter_io():
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ttl = itertools.count()
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dds = itertools.count()
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i2c_fmc = itertools.count()
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spi = itertools.count()
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clkout = itertools.count()
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r = []
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for connector in "LPC", "HPC":
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for ttl_pin in ttl_pins:
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r.append(("ttl", next(ttl),
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Pins(connector + ":" + ttl_pin), IOStandard("LVTTL")))
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def FPins(s):
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return Pins(s.replace("FMC:", connector + ":"))
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r += [
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("dds", next(dds),
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Subsignal("a", FPins("FMC:LA22_N FMC:LA21_P FMC:LA22_P FMC:LA19_N "
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"FMC:LA20_N FMC:LA19_P FMC:LA20_P")),
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Subsignal("d", FPins("FMC:LA15_N FMC:LA16_N FMC:LA15_P FMC:LA16_P "
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"FMC:LA11_N FMC:LA12_N FMC:LA11_P FMC:LA12_P "
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"FMC:LA07_N FMC:LA08_N FMC:LA07_P FMC:LA08_P "
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"FMC:LA04_N FMC:LA03_N FMC:LA04_P FMC:LA03_P")),
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Subsignal("sel_n", FPins("FMC:LA24_N FMC:LA29_P FMC:LA28_P FMC:LA29_N "
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"FMC:LA28_N FMC:LA31_P FMC:LA30_P FMC:LA31_N "
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"FMC:LA30_N FMC:LA33_P FMC:LA33_N FMC:LA32_P")),
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Subsignal("fud", FPins("FMC:LA21_N")),
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Subsignal("wr_n", FPins("FMC:LA24_P")),
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Subsignal("rd_n", FPins("FMC:LA25_N")),
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Subsignal("rst", FPins("FMC:LA25_P")),
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IOStandard("LVTTL"), Misc("DRIVE=24")),
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("i2c_fmc", next(i2c_fmc),
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Subsignal("scl", FPins("FMC:IIC_SCL")),
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Subsignal("sda", FPins("FMC:IIC_SDA")),
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IOStandard("LVCMOS25")),
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("clkout", next(clkout), FPins("FMC:CLK1_M2C_P"),
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IOStandard("LVTTL")),
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("spi", next(spi),
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Subsignal("clk", FPins("FMC:LA18_CC_P")),
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Subsignal("mosi", FPins("FMC:LA18_CC_N")),
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Subsignal("miso", FPins("FMC:LA23_P")),
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Subsignal("cs_n", FPins("FMC:LA23_N")),
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IOStandard("LVTTL")),
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("spi", next(spi),
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Subsignal("clk", FPins("FMC:LA27_P")),
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Subsignal("mosi", FPins("FMC:LA26_P")),
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Subsignal("miso", FPins("FMC:LA27_N")),
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Subsignal("cs_n", FPins("FMC:LA26_N")),
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IOStandard("LVTTL")),
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]
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return r
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fmc_adapter_io = get_fmc_adapter_io()
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