95 lines
3.5 KiB
Python
95 lines
3.5 KiB
Python
# Reference: https://www.digilentinc.com/Pmods/Digilent-Pmod_%20Interface_Specification.pdf
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from ...build import *
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__all__ = [
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"PmodGPIOType1Resource",
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"PmodSPIType2Resource",
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"PmodSPIType2AResource",
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"PmodUARTType3Resource",
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"PmodUARTType4Resource",
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"PmodUARTType4AResource",
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"PmodHBridgeType5Resource",
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"PmodDualHBridgeType6Resource",
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]
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def PmodGPIOType1Resource(name, number, *, pmod, extras=None):
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return Resource(name, number,
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Pins("1 2 3 4", dir="io", conn=("pmod", pmod)),
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extras=extras
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)
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def PmodSPIType2Resource(name, number, *, pmod, extras=None):
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return Resource(name, number,
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Subsignal("cs_n", Pins("1", dir="o", conn=("pmod", pmod))),
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Subsignal("clk", Pins("2", dir="o", conn=("pmod", pmod))),
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Subsignal("mosi", Pins("3", dir="o", conn=("pmod", pmod))),
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Subsignal("miso", Pins("4", dir="i", conn=("pmod", pmod))),
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extras=extras
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)
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def PmodSPIType2AResource(name, number, *, pmod, extras=None):
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return Resource(name, number,
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Subsignal("cs_n", Pins("1", dir="o", conn=("pmod", pmod))),
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Subsignal("clk", Pins("2", dir="o", conn=("pmod", pmod))),
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Subsignal("mosi", Pins("3", dir="o", conn=("pmod", pmod))),
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Subsignal("miso", Pins("4", dir="i", conn=("pmod", pmod))),
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Subsignal("int", Pins("7", dir="i", conn=("pmod", pmod))),
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Subsignal("reset", Pins("8", dir="o", conn=("pmod", pmod))),
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extras=extras
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)
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def PmodUARTType3Resource(name, number, *, pmod, extras=None):
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return Resource(name, number,
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Subsignal("cts", Pins("1", dir="o", conn=("pmod", pmod))),
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Subsignal("rts", Pins("2", dir="i", conn=("pmod", pmod))),
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Subsignal("rx", Pins("3", dir="i", conn=("pmod", pmod))),
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Subsignal("tx", Pins("4", dir="o", conn=("pmod", pmod))),
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extras=extras
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)
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def PmodUARTType4Resource(name, number, *, pmod, extras=None):
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return Resource(name, number,
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Subsignal("cts", Pins("1", dir="i", conn=("pmod", pmod))),
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Subsignal("tx", Pins("2", dir="o", conn=("pmod", pmod))),
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Subsignal("rx", Pins("3", dir="i", conn=("pmod", pmod))),
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Subsignal("rts", Pins("4", dir="o", conn=("pmod", pmod))),
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extras=extras
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)
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def PmodUARTType4AResource(name, number, *, pmod, extras=None):
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return Resource(name, number,
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Subsignal("cts", Pins("1", dir="i", conn=("pmod", pmod))),
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Subsignal("tx", Pins("2", dir="o", conn=("pmod", pmod))),
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Subsignal("rx", Pins("3", dir="i", conn=("pmod", pmod))),
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Subsignal("rts", Pins("4", dir="o", conn=("pmod", pmod))),
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Subsignal("int", Pins("7", dir="i", conn=("pmod", pmod))),
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Subsignal("reset", Pins("8", dir="o", conn=("pmod", pmod))),
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extras=extras
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)
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def PmodHBridgeType5Resource(name, number, *, pmod, extras=None):
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return Resource(name, number,
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Subsignal("dir", Pins("1", dir="o", conn=("pmod", pmod))),
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Subsignal("en", Pins("2", dir="o", conn=("pmod", pmod))),
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Subsignal("sa", Pins("3", dir="i", conn=("pmod", pmod))),
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Subsignal("sb", Pins("4", dir="i", conn=("pmod", pmod))),
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extras=extras
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)
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def PmodDualHBridgeType6Resource(name, number, *, pmod, extras=None):
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return Resource(name, number,
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Subsignal("dir", Pins("1 3", dir="o", conn=("pmod", pmod))),
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Subsignal("en", Pins("2 4", dir="o", conn=("pmod", pmod))),
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extras=extras
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)
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