def calibrate_zdok(hwm):
logger.info('Calibrating Z-DOK')
roaches = hardware_map.get_roaches(hwm)
for roach in roaches:
roach.sendUARTCommand(0x4)
time.sleep(0.1)
roach.fpga.write_int('adc_in_i_scale',
2**7) # set relative IQ scaling to 1
roach.fpga.write_int('run', 1)
busDelays = [14, 18, 14, 13]
busStarts = [0, 14, 28, 42]
busBitLength = 12
for iBus in xrange(len(busDelays)):
logger.info('starting iBus {}'.format(iBus))
delayLut = zip(
np.arange(busStarts[iBus], busStarts[iBus] + busBitLength),
busDelays[iBus] * np.ones(busBitLength))
logger.info('delayLut = '.format(delayLut))
loadDelayCal(roach.fpga, delayLut)
logger.info('done with iBus {}'.format(iBus))
calDict = findCal(roach.fpga)
logger.info('calDict = '.format(calDict))
roach.sendUARTCommand(0x5)
logger.info('switched off ADC ZDOK Cal ramp')
def program_v6(hwm):
logger.info("Programming V6 FPGA")
roaches = hardware_map.get_roaches(hwm)
for roach in roaches:
roach.fpga.upload_to_ram_and_program(roach.FPGAFirmwareFile)
fpgaClockRate = roach.fpga.estimate_fpga_clock()
logger.info("Fpga Clock Rate: {}".format(fpgaClockRate))
def calibrate_qdr(hwm):
logger.info('Calibrating QDR')
roaches = hardware_map.get_roaches(hwm)
for roach in roaches:
bFailHard = False
results = {}
for iQdr, qdr in enumerate(roach.fpga.qdrs):
mqdr = myQdr.from_qdr(qdr)
results[qdr.name] = mqdr.qdr_cal2(fail_hard=bFailHard)
logger.info('Qdr cal results: {}'.format(results))
def initialize_v7(hwm):
logger.info('Initializing V7 FPGA')
roaches = hardware_map.get_roaches(hwm)
for roach in roaches:
logger.info('Initializing UART')
roach.initializeV7UART(waitForV7Ready=roach.waitForV7Ready)
logger.info('UART initialized')
logger.info('Initializing V7 MB')
roach.initV7MB()
logger.info('V7 MB initialized')
logger.info('Setting LO to {} GHz'.format(2))
roach.setLOFreq(2.e9)
logger.info('LO frequency set to {} GHz'.format(2))
roach.loadLOFreq()
def load_frequencies(hwm):
roaches = hardware_map.get_roaches(hwm)
for roach in roaches:
roach.load_freq(hwm)
def define_dac_lut(hwm):
roaches = hardware_map.get_roaches(hwm)
for roach in roaches:
roach.defineDacLUTs()
def define_roach_lut(hwm):
roaches = hardware_map.get_roaches(hwm)
for roach in roaches:
roach.defineRoachLUTs()
help='Start frequency of LO sweep')
P.add_argument('--LOstop', default=None, action='store', type=float,
help='Stop frequency of LO sweep')
P.add_argument('--LOstep', default=None, action='store', type=float,
help='Frequency step of LO sweep')
args = P.parse_args()
hwm = hardware_map.build(args.configFile)
# connect to the roach
load_frequencies(hwm)
define_roach_lut(hwm)
define_dac_lut(hwm)
# get some numbers needed for the sweep
roaches = hardware_map.get_roaches(hwm)
for roach in roaches:
LO_freq = roach.LOFreq
LO_span = roach.sweeplospan
LO_step = roach.sweeplostep
if args.LOstart:
LO_start = args.LOstart
else:
LO_start = LO_freq - LO_span/2.
if args.LOstop:
LO_stop = args.LOstop
else:
LO_stop = LO_freq + LO_span/2.
def connect(hwm):
logger.info("Connecting to roach")
roaches = hardware_map.get_roaches(hwm)
for roach in roaches:
roach.connect()