def _get_generator_values(pricegen):
"""
TODO This function should be parcelled out to conventions
"""
if pricegen['type'] == 'simple':
return pricegen['values']
values = []
if pricegen['type'] == 'resistor':
if 'resistances' in pricegen.keys():
for resistance in pricegen['resistances']:
values.append(resistance)
if 'generators' in pricegen.keys():
for generator in pricegen['generators']:
if generator['std'] == 'iec60063':
rvalues = iec60063.gen_vals(generator['series'],
iec60063.res_ostrs,
start=generator['start'],
end=generator['end'])
for rvalue in rvalues:
values.append(
construct_resistor(
resistance=rvalue,
wattage=generator['wattage']))
else:
raise ValueError
if 'values' in pricegen.keys():
if pricegen['values'][0].strip() != '':
values += pricegen['values']
return values
if pricegen['type'] == 'capacitor':
if 'capacitances' in pricegen.keys():
for capacitance in pricegen['capacitances']:
values.append(capacitance)
if 'generators' in pricegen.keys():
for generator in pricegen['generators']:
if generator['std'] == 'iec60063':
cvalues = iec60063.gen_vals(generator['series'],
iec60063.cap_ostrs,
start=generator['start'],
end=generator['end'])
for cvalue in cvalues:
values.append(
construct_capacitor(
capacitance=cvalue,
voltage=generator['voltage']))
else:
raise ValueError
if 'values' in pricegen.keys():
if pricegen['values'][0].strip() != '':
values += pricegen['values']
return values
def _get_generator_values(pricegen):
"""
TODO This function should be parcelled out to conventions
"""
if pricegen['type'] == 'simple':
return pricegen['values']
values = []
if pricegen['type'] == 'resistor':
if 'resistances' in pricegen.keys():
for resistance in pricegen['resistances']:
values.append(resistance)
if 'generators' in pricegen.keys():
for generator in pricegen['generators']:
if generator['std'] == 'iec60063':
rvalues = iec60063.gen_vals(generator['series'],
iec60063.res_ostrs,
start=generator['start'],
end=generator['end'])
for rvalue in rvalues:
values.append(
construct_resistor(rvalue,
generator['wattage'])
)
else:
raise ValueError
if 'values' in pricegen.keys():
if pricegen['values'][0].strip() != '':
values += pricegen['values']
return values
if pricegen['type'] == 'capacitor':
if 'capacitances' in pricegen.keys():
for capacitance in pricegen['capacitances']:
values.append(capacitance)
if 'generators' in pricegen.keys():
for generator in pricegen['generators']:
if generator['std'] == 'iec60063':
cvalues = iec60063.gen_vals(generator['series'],
iec60063.cap_ostrs,
start=generator['start'],
end=generator['end'])
for cvalue in cvalues:
values.append(
construct_capacitor(cvalue,
generator['voltage'])
)
else:
raise ValueError
if 'values' in pricegen.keys():
if pricegen['values'][0].strip() != '':
values += pricegen['values']
return values
def find_resistor(resistance, footprint, device="RES SMD", wattage=None):
# TODO This should return a symbol instead, and usages should be adapted
# accordingly to make consistent with find_capacitor
if isinstance(resistance, str):
try:
resistance = Resistance(resistance)
except ValueError:
raise NoGedaSymbolException(resistance)
if isinstance(resistance, Resistance):
resistance = resistance._value
if footprint[0:3] == "MY-":
footprint = footprint[3:]
if device == "RES THRU":
resistances = iec60063.gen_vals(iec60063.get_series("E24"), iec60063.res_ostrs)
if resistance in [parse_resistance(x) for x in resistances]:
return construct_resistor(normalize_resistance(resistance), "0.25W") # noqa
else:
raise NoGedaSymbolException(resistance, device)
for symbol in gsymlib:
if symbol.device == device and symbol.footprint == footprint:
res, watt = parse_resistor(symbol.value)
sym_resistance = parse_resistance(res)
if resistance == sym_resistance:
return symbol.value
raise NoGedaSymbolException(resistance)
def gen_vals(self, stype=None, start=None, end=None):
if stype != self._stype:
raise TypeError('This {0} series is not defined for {1}'
''.format(self._stype, stype))
if start is None:
start = self._start
if end is None:
end = self._end
for value in iec60063.gen_vals(self._series, self._ostrs,
start=start, end=end):
yield self._typeclass(value)
def gen_vals(self, stype=None, start=None, end=None):
if stype != self._stype:
raise TypeError('This {0} series is not defined for {1}'
''.format(self._stype, stype))
if start is None:
start = self._start
if end is None:
end = self._end
for value in iec60063.gen_vals(self._series,
self._ostrs,
start=start,
end=end):
yield self._typeclass(value)
def get_iec60063_contextpart(stype, series, start=None, end=None):
return {
"iec60063vals": [
i
for i in iec60063.gen_vals(
iec60063.get_series(series), iec60063.get_ostr(stype), start, end # noqa # noqa
)
],
"iec60063stype": stype,
"iec60063series": series,
"iec60063start": start,
"iec60063end": end,
}
def _set_vout(self, target_vout):
if not isinstance(target_vout, Voltage):
target_vout = Voltage(target_vout)
rfb1_dev = self.get_elem_by_idx('RFB1').data['device']
rfb1_fp = self.get_elem_by_idx('RFB1').data['footprint']
rfb2_dev = self.get_elem_by_idx('RFB2').data['device']
rfb2_fp = self.get_elem_by_idx('RFB2').data['footprint']
if rfb1_fp[0:3] == "MY-":
rfb1_fp = rfb1_fp[3:]
if rfb2_fp[0:3] == "MY-":
rfb2_fp = rfb2_fp[3:]
allowed_rfb1_vals = iec60063.gen_vals(self._configdict['Rseries'],
iec60063.res_ostrs,
start='8.2K',
end='10K')
allowed_rfb2_vals = iec60063.gen_vals(self._configdict['Rseries'],
iec60063.res_ostrs,
self._configdict['Rmin'],
self._configdict['Rmax'])
allowed_rfb1_vals = [x for x in allowed_rfb1_vals]
allowed_rfb2_vals = [x for x in allowed_rfb2_vals]
best_match = None
for pair in itertools.product(allowed_rfb1_vals, allowed_rfb2_vals):
vout = self._get_Vout(*pair)
error = abs(vout - target_vout)
if best_match is None or error < best_match[1]:
best_match = (vout, error, pair[0], pair[1])
rfb1_value = gsymlib.find_resistor(best_match[2], rfb1_fp, rfb1_dev)
self.get_elem_by_idx('RFB1').data['value'] = rfb1_value
rfb2_value = gsymlib.find_resistor(best_match[3], rfb2_fp, rfb2_dev)
self.get_elem_by_idx('RFB2').data['value'] = rfb2_value
def get_iec60063_contextpart(stype, series, start=None, end=None):
return {
"iec60063vals": [
i for i in iec60063.gen_vals(
iec60063.get_series(series), # noqa
iec60063.get_ostr(stype), # noqa
start,
end)
],
"iec60063stype":
stype,
"iec60063series":
series,
"iec60063start":
start,
"iec60063end":
end,
}
def _autoset_ilim(self):
rlim_dev = self.get_elem_by_idx('RLIM').data['device']
rlim_fp = self.get_elem_by_idx('RLIM').data['footprint']
icl = self.Iout * Decimal(1.2 - 0.33)
self.target_rlim = (icl / Current('85uA')) * self.fet_Rdson
allowed_rlim_vals = iec60063.gen_vals(self._configdict['Rseries'],
iec60063.res_ostrs,
self._configdict['Rmin'],
self._configdict['Rmax'])
best_match = None
for r in allowed_rlim_vals:
r = Resistance(r)
if r > self.target_rlim:
if best_match is None or r < best_match:
best_match = r
rlim_value = gsymlib.find_resistor(best_match, rlim_fp, rlim_dev)
self.get_elem_by_idx('RLIM').data['value'] = rlim_value
def _autoset_Cff(self):
cff_dev = self.get_elem_by_idx('CFF').data['device']
cff_fp = self.get_elem_by_idx('CFF').data['footprint']
Zfb = self.RFB1 * (self.RFB2 / (self.RFB1 + self.RFB2))
self.target_cff = Capacitance(
(self.Vout / self.Vin_min) / (self.Fsw.value * Zfb.value)
)
allowed_cff_vals = iec60063.gen_vals(self._configdict['Cseries'],
iec60063.cap_ostrs,
self._configdict['Cmin'],
self._configdict['Cmax'])
best_match = None
for c in allowed_cff_vals:
err = abs(self.target_cff - Capacitance(c))
if best_match is None or err < best_match[0]:
best_match = (err, c)
cff = gsymlib.find_capacitor(best_match[1], cff_fp, cff_dev)
self.get_elem_by_idx('CFF').data['value'] = cff.value
def _autoset_fsw(self):
ron_dev = self.get_elem_by_idx('RON').data['device']
ron_fp = self.get_elem_by_idx('RON').data['footprint']
self.d_min = DutyCycle(
100 * self.Vout / self.Vin_max
)
self.d_max = DutyCycle(
100 * self.Vout / self.Vin_min
)
self.ton_min = TimeSpan(self._configdict['Ton_min'])
self.fs_max_ontime = self.d_min / self.ton_min
self.toff_min = TimeSpan(self._configdict['Toff_min']) + \
TimeSpan(self._configdict['Toff_fet'])
self.fs_max_offtime = (1 - self.d_max.value / 100) / self.toff_min
self.fs_max = Percentage('80%') * min([self.fs_max_ontime, self.fs_max_offtime]) # noqa
self.target_ron = Resistance(
self.Vout.value / (Charge('100pC').value * self.fs_max.value)
)
allowed_ron_vals = iec60063.gen_vals(self._configdict['Rseries'],
iec60063.res_ostrs,
self._configdict['Rmin'],
self._configdict['Rmax'])
best_match = None
for r in allowed_ron_vals:
fsw = self._get_fsw(r)
if self.fs_max > fsw:
if best_match is None or fsw > best_match[0]:
best_match = (fsw, r)
ron_value = gsymlib.find_resistor(best_match[1], ron_fp, ron_dev)
self.get_elem_by_idx('RON').data['value'] = ron_value
def Fc(self, value):
c1_dev = self.get_elem_by_idx('C1').data['device']
c1_fp = self.get_elem_by_idx('C1').data['footprint']
if c1_fp[0:3] == "MY-":
c1_fp = c1_fp[3:]
allowed_cap_vals = iec60063.gen_vals(self._configdict['Cseries'],
iec60063.cap_ostrs,
self._configdict['Cmin'],
self._configdict['Cmax'])
required_cap_val = 1 / (2 * pi * float(self.R1) * value)
cval = None
for val in allowed_cap_vals:
lastval = cval
cval = electronics.parse_capacitance(val)
if cval >= required_cap_val:
self.get_elem_by_idx('C1').data['value'] = gsymlib.find_capacitor(lastval, c1_fp, c1_dev).value # noqa
break
if cval is None:
raise ValueError
def values(self):
if self.std == 'iec60063':
return iec60063.gen_vals(self.series, self._ostrs,
start=self.start, end=self.end)
def _get_data(self):
with open(self._genpath) as genfile:
gendata = yaml.load(genfile)
if gendata["schema"]["name"] == "gsymgenerator" and \
gendata["schema"]["version"] == 1.0:
if gendata['type'] == 'simple':
self._type = 'Simple'
self._ivalues = [
v for v in gendata['values']
if v is not None and v.strip() is not None
]
return gendata['values']
values = []
if gendata['type'] == 'resistor':
self._type = 'Resistor'
giseries = None
for resistance in gendata['resistances']:
if resistance is not None:
values.append(resistance)
self._iunits.append(resistance)
if 'composite_series' in gendata.keys():
from tendril.conventions.series import CustomValueSeries
try:
name = gendata['composite_series']['name']
tsymbol = GedaSymbol(self._sympath)
giseries = CustomValueSeries(
name,
'resistor',
device=tsymbol.device,
footprint=tsymbol.footprint)
except KeyError:
pass
if 'generators' in gendata.keys():
dcomponents = jb_resistor_defs()
for generator in gendata['generators']:
self._igen.append(generator)
if generator['std'] == 'iec60063':
rvalues = iec60063.gen_vals(
generator['series'],
iec60063.res_ostrs,
start=generator['start'],
end=generator['end'])
components = {}
for dcomponent in dcomponents:
if dcomponent.code in generator.keys():
try:
dcomponent.typeclass(
generator[dcomponent.code]) # noqa
components[
dcomponent.code] = generator[
dcomponent.code] # noqa
except:
raise ValueError
for rvalue in rvalues:
pval = construct_resistor(resistance=rvalue,
**components)
values.append(pval)
if giseries is not None:
giseries.add_value(rvalue, pval)
else:
raise ValueError
if giseries is not None:
self._iseries.append(giseries)
if 'values' in gendata.keys():
if gendata['values'][0].strip() != '':
values += gendata['values']
self._ivalues.extend(gendata['values'])
if 'custom_series' in gendata.keys():
from tendril.conventions.series import CustomValueSeries
for name, series in viewitems(gendata['custom_series']):
if series['detail'].pop('type') != 'resistor':
raise ValueError('Expected a resistor series')
vals = series['values']
tsymbol = GedaSymbol(self._sympath)
iseries = CustomValueSeries(
name,
'resistor',
device=tsymbol.device,
footprint=tsymbol.footprint)
for type_val, val in viewitems(vals):
iseries.add_value(type_val, val)
iseries._desc = series['detail'].pop('desc')
iseries._aparams = series['detail']
self._iseries.append(iseries)
values.extend(vals.values())
return values
if gendata['type'] == 'capacitor':
self._type = 'Capacitor'
giseries = None
for capacitance in gendata['capacitances']:
if capacitance is not None:
values.append(capacitance)
self._iunits.append(capacitance)
if 'composite_series' in gendata.keys():
from tendril.conventions.series import CustomValueSeries
try:
name = gendata['composite_series']['name']
tsymbol = GedaSymbol(self._sympath)
giseries = CustomValueSeries(
name,
'capacitor',
device=tsymbol.device,
footprint=tsymbol.footprint)
except KeyError:
pass
if 'generators' in gendata.keys():
dcomponents = jb_capacitor_defs()
for generator in gendata['generators']:
self._igen.append(generator)
if generator['std'] == 'iec60063':
cvalues = iec60063.gen_vals(
generator['series'],
iec60063.cap_ostrs,
start=generator['start'],
end=generator['end'])
components = {}
for dcomponent in dcomponents:
if dcomponent.code in generator.keys():
try:
dcomponent.typeclass(
generator[dcomponent.code]) # noqa
components[
dcomponent.code] = generator[
dcomponent.code] # noqa
except:
raise ValueError
for cvalue in cvalues:
pval = construct_capacitor(capacitance=cvalue,
**components)
values.append(pval)
if giseries is not None:
giseries.add_value(cvalue, pval)
else:
raise ValueError
if giseries is not None:
self._iseries.append(giseries)
if 'values' in gendata.keys():
if gendata['values'][0].strip() != '':
values += gendata['values']
self._ivalues.append(gendata['values'])
if 'custom_series' in gendata.keys():
from tendril.conventions.series import CustomValueSeries
for name, series in viewitems(gendata['custom_series']):
if series['detail'].pop('type') != 'capacitor':
raise ValueError('Expected a capacitor series')
vals = series['values']
tsymbol = GedaSymbol(self._sympath)
iseries = CustomValueSeries(
name,
'capacitor',
device=tsymbol.device,
footprint=tsymbol.footprint)
for type_val, val in viewitems(vals):
iseries.add_value(type_val, val)
iseries._desc = series['detail'].pop('desc')
iseries._aparams = series['detail']
self._iseries.append(iseries)
values.extend(vals.values())
return values
elif gendata['type'] == 'wire':
for gauge in gendata['gauges']:
for color in gendata['colors']:
values.append('{0} {1}'.format(gauge, color))
return values
else:
logger.ERROR("Config file schema is not supported")
def _get_data(self):
with open(self._genpath) as genfile:
gendata = yaml.load(genfile)
if gendata["schema"]["name"] == "gsymgenerator" and gendata["schema"]["version"] == 1.0:
if gendata["type"] == "simple":
self._type = "Simple"
self._ivalues = [v for v in gendata["values"] if v is not None and v.strip() is not None]
return gendata["values"]
values = []
if gendata["type"] == "resistor":
self._type = "Resistor"
for resistance in gendata["resistances"]:
if resistance is not None:
values.append(resistance)
self._iunits.append(resistance)
if "generators" in gendata.keys():
for generator in gendata["generators"]:
self._igen.append(generator)
if generator["std"] == "iec60063":
rvalues = iec60063.gen_vals(
generator["series"], iec60063.res_ostrs, start=generator["start"], end=generator["end"]
)
for rvalue in rvalues:
values.append(construct_resistor(rvalue, generator["wattage"])) # noqa
else:
raise ValueError
if "values" in gendata.keys():
if gendata["values"][0].strip() != "":
values += gendata["values"]
self._ivalues.extend(gendata["values"])
if "custom_series" in gendata.keys():
from tendril.conventions.series import CustomValueSeries
for name, series in viewitems(gendata["custom_series"]):
if series["detail"].pop("type") != "resistor":
raise ValueError("Expected a resistor series")
vals = series["values"]
tsymbol = GedaSymbol(self._sympath)
iseries = CustomValueSeries(
name, "resistor", device=tsymbol.device, footprint=tsymbol.footprint
)
for type_val, val in viewitems(vals):
iseries.add_value(type_val, val)
iseries._desc = series["detail"].pop("desc")
iseries._aparams = series["detail"]
self._iseries.append(iseries)
values.extend(vals.values())
return values
if gendata["type"] == "capacitor":
self._type = "Capacitor"
for capacitance in gendata["capacitances"]:
if capacitance is not None:
values.append(capacitance)
self._iunits.append(capacitance)
if "generators" in gendata.keys():
for generator in gendata["generators"]:
self._igen.append(generator)
if generator["std"] == "iec60063":
cvalues = iec60063.gen_vals(
generator["series"], iec60063.cap_ostrs, start=generator["start"], end=generator["end"]
)
for cvalue in cvalues:
values.append(construct_capacitor(cvalue, generator["voltage"])) # noqa
else:
raise ValueError
if "values" in gendata.keys():
if gendata["values"][0].strip() != "":
values += gendata["values"]
self._ivalues.append(gendata["values"])
if "custom_series" in gendata.keys():
from tendril.conventions.series import CustomValueSeries
for name, series in viewitems(gendata["custom_series"]):
if series["detail"].pop("type") != "resistor":
raise ValueError("Expected a resistor series")
vals = series["values"]
tsymbol = GedaSymbol(self._sympath)
iseries = CustomValueSeries(
name, "resistor", device=tsymbol.device, footprint=tsymbol.footprint
)
for type_val, val in viewitems(vals):
iseries.add_value(type_val, val)
iseries._desc = series["detail"].pop("desc")
iseries._aparams = series["detail"]
self._iseries.append(iseries)
values.extend(vals.values())
return values
elif gendata["type"] == "wire":
for gauge in gendata["gauges"]:
for color in gendata["colors"]:
values.append("{0} {1}".format(gauge, color))
return values
else:
logger.ERROR("Config file schema is not supported")
