Exemple #1
0
def main():
    args = get_argparser().parse_args()
    init_logger(args)
    dev = Client(args.server, args.port, "pdq2")

    freq = dev.get_freq()
    times = np.around(eval(args.times, globals(), {})*freq)
    voltages = eval(args.voltages, globals(), dict(t=times/freq))

    dt = np.diff(times.astype(np.int))
    if args.order:
        tck = interpolate.splrep(times, voltages, k=args.order, s=0)
        u = interpolate.spalde(times, tck)
    else:
        u = voltages[:, None]
    segment = []
    for dti, ui in zip(dt, u):
        segment.append({
            "duration": int(dti),
            "channel_data": [{
                "bias": {
                    "amplitude": [float(uij) for uij in ui]
                }
            }]
        })
    program = [[] for i in range(args.frame)]
    program.append(segment)
    dev.park()
    dev.program(program, [args.channel])
    dev.unpark()
    dev.cmd("TRIGGER", args.free)
Exemple #2
0
def main():
    args = get_argparser().parse_args()
    init_logger(args)
    dev = Client(args.server, args.port, "pdq2")

    freq = dev.get_freq()
    times = np.around(eval(args.times, globals(), {}) * freq)
    voltages = eval(args.voltages, globals(), dict(t=times / freq))

    dt = np.diff(times.astype(np.int))
    if args.order:
        tck = interpolate.splrep(times, voltages, k=args.order, s=0)
        u = interpolate.spalde(times, tck)
    else:
        u = voltages[:, None]
    segment = []
    for dti, ui in zip(dt, u):
        segment.append({
            "duration":
            int(dti),
            "channel_data": [{
                "bias": {
                    "amplitude": [float(uij) for uij in ui]
                }
            }]
        })
    program = [[] for i in range(args.frame)]
    program.append(segment)
    dev.park()
    dev.program(program, [args.channel])
    dev.unpark()
    dev.cmd("TRIGGER", args.free)
Exemple #3
0
def main():
    args = get_argparser().parse_args()
    init_logger(args)
    dev = Client(args.server, args.port, "pdq2")
    dev.init()

    if args.reset:
        dev.write(b"\x00\x00")  # flush any escape
        dev.cmd("RESET", True)
        time.sleep(.1)
    dev.cmd("START", False)
    dev.cmd("ARM", False)
    dev.cmd("DCM", args.dcm)
    freq = 100e6 if args.dcm else 50e6
    dev.set_freq(freq)
    num_channels = dev.get_num_channels()
    num_frames = dev.get_num_frames()
    times = eval(args.times, globals(), {})
    voltages = eval(args.voltages, globals(), dict(t=times))

    if args.demo:
        for ch, channel in enumerate(dev.channels):
            entry = []
            for fr in range(dev.channels[0].num_frames):
                vi = .1*fr + ch + voltages
                entry.append(channel.segment(times, vi, order=args.order,
                                             end=False, aux=args.aux))
                pi = 2*np.pi*(-.5 + .01*fr + .1*ch + 0*voltages)
                fi = 10e6*times/times[-1]
                channel.segment(2*times, voltages, pi, fi, trigger=False,
                                silence=True, aux=args.aux)
            dev.write_channel(channel, entry)
    elif args.bit:
        v = [-1, 0, -1]
        # for i in range(15):
        #     v.extend([(1 << i) - 1, 1 << i])
        v = np.array(v)*dev.channels[0].max_out/dev.channels[0].max_val
        t = np.arange(len(v))
        for channel in dev.channels:
            s = channel.segment(t, v, order=0, shift=15, stop=False,
                                trigger=False)
            dev.write_channel(channel, [s for i in range(channel.num_frames)])
    else:
        c = dev.channels[args.channel]
        map = [None] * c.num_frames
        map[args.frame] = c.segment(times, voltages, order=args.order,
                                    aux=args.aux)
        dev.write_channel(c, map)

    dev.cmd("START", True)
    dev.cmd("ARM", not args.disarm)
    dev.cmd("TRIGGER", args.free)

    if args.plot:
        from matplotlib import pyplot as plt
        fig, ax = plt.subplots()
        ax.plot(times, voltages, "xk", label="points")
        if args.order > 0:
            spline = interpolate.splrep(times, voltages, k=args.order)
            ttimes = np.arange(0, times[-1], 1/freq)
            vvoltages = interpolate.splev(ttimes, spline)
            ax.plot(ttimes, vvoltages, ",b", label="interpolation")
        fig.savefig(args.plot)
Exemple #4
0
def main():
    args = get_argparser().parse_args()
    init_logger(args)
    dev = Client(args.server, args.port, "pdq2")
    dev.init()

    if args.reset:
        dev.write(b"\x00\x00")  # flush any escape
        dev.cmd("RESET", True)
        time.sleep(.1)
    dev.cmd("START", False)
    dev.cmd("ARM", False)
    dev.cmd("DCM", args.dcm)
    freq = 100e6 if args.dcm else 50e6
    dev.set_freq(freq)
    num_channels = dev.get_num_channels()
    num_frames = dev.get_num_frames()
    times = eval(args.times, globals(), {})
    voltages = eval(args.voltages, globals(), dict(t=times))

    if args.demo:
        for ch, channel in enumerate(dev.channels):
            entry = []
            for fr in range(dev.channels[0].num_frames):
                vi = .1 * fr + ch + voltages
                entry.append(
                    channel.segment(times,
                                    vi,
                                    order=args.order,
                                    end=False,
                                    aux=args.aux))
                pi = 2 * np.pi * (-.5 + .01 * fr + .1 * ch + 0 * voltages)
                fi = 10e6 * times / times[-1]
                channel.segment(2 * times,
                                voltages,
                                pi,
                                fi,
                                trigger=False,
                                silence=True,
                                aux=args.aux)
            dev.write_channel(channel, entry)
    elif args.bit:
        v = [-1, 0, -1]
        # for i in range(15):
        #     v.extend([(1 << i) - 1, 1 << i])
        v = np.array(v) * dev.channels[0].max_out / dev.channels[0].max_val
        t = np.arange(len(v))
        for channel in dev.channels:
            s = channel.segment(t,
                                v,
                                order=0,
                                shift=15,
                                stop=False,
                                trigger=False)
            dev.write_channel(channel, [s for i in range(channel.num_frames)])
    else:
        c = dev.channels[args.channel]
        map = [None] * c.num_frames
        map[args.frame] = c.segment(times,
                                    voltages,
                                    order=args.order,
                                    aux=args.aux)
        dev.write_channel(c, map)

    dev.cmd("START", True)
    dev.cmd("ARM", not args.disarm)
    dev.cmd("TRIGGER", args.free)

    if args.plot:
        from matplotlib import pyplot as plt
        fig, ax = plt.subplots()
        ax.plot(times, voltages, "xk", label="points")
        if args.order > 0:
            spline = interpolate.splrep(times, voltages, k=args.order)
            ttimes = np.arange(0, times[-1], 1 / freq)
            vvoltages = interpolate.splev(ttimes, spline)
            ax.plot(ttimes, vvoltages, ",b", label="interpolation")
        fig.savefig(args.plot)