def __init__(self, baseapp):
dac_pins = baseapp.constraints.request("ti_dac")
width = 2*len(dac_pins.dat_p)
spc = 2 if baseapp.double_dac else 1
dac_class = DAC2X if baseapp.double_dac else DAC
wg_i = WaveformGenerator(1024, width, spc)
wg_q = WaveformGenerator(1024, width, spc)
dac = dac_class(dac_pins, baseapp.crg.dacio_strb)
registers = regprefix("i_", wg_i.get_registers()) \
+ regprefix("q_", wg_q.get_registers()) \
+ dac.get_registers()
baseapp.csrs.request("wg", UID_WAVEFORM_GENERATOR, *registers)
g = DataFlowGraph()
if baseapp.double_dac:
g.add_connection(wg_i, dac, sink_subr=["i0", "i1"])
g.add_connection(wg_q, dac, sink_subr=["q0", "q1"])
else:
g.add_connection(wg_i, dac, sink_subr=["i"])
g.add_connection(wg_q, dac, sink_subr=["q"])
CompositeActor.__init__(self, g)
def get_fragment(self): return WaveformGenerator.get_fragment(self) + self.bank.get_fragment()
def __init__(self, address, depth, width, spc): WaveformGenerator.__init__(self, depth, width, spc) self.bank = csrgen.Bank(self.get_registers(), address)