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

    if args.reset:
        dev.flush_escape()
        dev.write_cmd("RESET_EN")
        time.sleep(.1)
    if args.dcm:
        dev.write_cmd("DCM_EN")
        dev.set_freq(100e6)
    elif args.dcm == 0:
        dev.write_cmd("DCM_DIS")
        dev.set_freq(50e6)
    dev.write_cmd("START_DIS")

    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:
        # FIXME
        channels = [args.channel] if args.channel < num_channels \
            else range(num_channels)
        frames = [args.frame] if args.frame < num_frames \
            else range(num_frames)
        for channel in channels:
            f = []
            for frame in frames:
                vi = .1 * frame + channel + voltages
                pi = 2 * np.pi * (.01 * frame + .1 * channel + 0 * voltages)
                fi = 10e6 * times / times[-1]
                f.append(b"".join([
                    dev.frame(times, vi, order=args.order, end=False),
                    dev.frame(2 * times, voltages, pi, fi, trigger=False),
                    # dev.frame(2*times, 0*vi+.1, 0*pi, 0*fi+1e6),
                    # dev.frame(times, 0*vi, order=args.order, silence=True),
                ]))
            board, dac = divmod(channel, dev.num_dacs)
            dev.write_data(dev.add_mem_header(board, dac, dev.map_frames(f)))
    elif args.bit:
        map = [0] * num_frames
        t = np.arange(2 * 16) * 1.
        v = [-1, 0, -1]
        for i in range(15):
            vi = 1 << i
            v.extend([vi - 1, vi])
        v = np.array(v) * dev.get_max_out() / (1 << 15)
        t, v = t[:3], v[:3]
        # print(t, v)
        for channel in range(num_channels):
            dev.multi_frame([(t, v)],
                            channel=channel,
                            order=0,
                            map=map,
                            shift=15,
                            stop=False,
                            trigger=False)
    else:
        tv = [(times, voltages)]
        map = [None] * num_frames
        map[args.frame] = 0
        dev.multi_frame(tv, channel=args.channel, order=args.order, map=map)

    dev.write_cmd("START_EN")
    if not args.disarm:
        dev.write_cmd("ARM_EN")
    if args.free:
        dev.write_cmd("TRIGGER_EN")

    if args.plot:
        from matplotlib import pyplot as plt
        fig, ax0 = plt.subplots()
        ax0.plot(times, voltages, "xk", label="points")
        if args.order:
            spline = interpolate.splrep(times, voltages, k=args.order)
            ttimes = np.arange(0, times[-1], 1 / dev.get_freq())
            vvoltages = interpolate.splev(ttimes, spline)
            ax0.plot(ttimes, vvoltages, ",b", label="interpolation")
        fig.savefig(args.plot)
Exemple #2
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 #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)