def _check_awg_nr(self, awg_nr):
"""
Checks that the given AWG index is valid for the device.
"""
if self.devtype == 'HDAWG8' and (awg_nr < 0 or awg_nr > 3):
raise zibase.ziValueError(
'Invalid AWG index of {} detected!'.format(awg_nr))
elif self.devtype == 'HDAWG4' and (awg_nr < 0 or awg_nr > 1):
raise zibase.ziValueError(
'Invalid AWG index of {} detected!'.format(awg_nr))
def _check_awg_nr(self, awg_nr) -> None:
"""
Checks that the given AWG index is valid for the device.
"""
if (awg_nr != 0):
raise zibase.ziValueError(
'Invalid AWG index of {} detected!'.format(awg_nr))
def _ensure_activity(self,
awg_nr,
mask_value=None,
timeout=5,
verbose=False):
"""
Record DIO data and test whether there is activity on the bits activated in the DIO protocol for the given AWG.
"""
if verbose: print("Testing DIO activity for AWG {}".format(awg_nr))
vld_mask = 1 << self.geti('awgs/{}/dio/valid/index'.format(awg_nr))
vld_polarity = self.geti('awgs/{}/dio/valid/polarity'.format(awg_nr))
strb_mask = (1 << self.geti('awgs/{}/dio/strobe/index'.format(awg_nr)))
strb_slope = self.geti('awgs/{}/dio/strobe/slope'.format(awg_nr))
if mask_value is None:
mask_value = self.geti('awgs/{}/dio/mask/value'.format(awg_nr))
cw_mask = mask_value << self.geti(
'awgs/{}/dio/mask/shift'.format(awg_nr))
for i in range(timeout):
valid = True
data = self.getv('raw/dios/0/data')
if data is None:
raise zibase.ziValueError('Failed to get DIO snapshot!')
vld_activity = 0
strb_activity = 0
cw_activity = 0
for d in data:
cw_activity |= (d & cw_mask)
vld_activity |= (d & vld_mask)
strb_activity |= (d & strb_mask)
if cw_activity != cw_mask:
print(
"Did not see all codeword bits toggle! Got 0x{:08x}, expected 0x{:08x}."
.format(cw_activity, cw_mask))
valid = False
if vld_polarity != 0 and vld_activity != vld_mask:
print("Did not see valid bit toggle!")
valid = False
if strb_slope != 0 and strb_activity != strb_mask:
print("Did not see valid bit toggle!")
valid = False
if valid:
return True
return False
def _set_dio_calibration_delay(self, value):
# Sanity check the value
if value < 0 or value > 15:
raise zibase.ziValueError(
'Trying to set DIO calibration delay to invalid value! Expected value in range 0 to 15. Got {}.'
.format(value))
log.info('Setting DIO calibration delay to {}'.format(value))
# Store the value
self._dio_calibration_delay = value
# And configure the delays
self.setd('raw/dios/0/delays/*', self._dio_calibration_delay)