class SetCRModeTransientResistanceAndTiming(Message):
"""Set CR mode transient resistance and timing"""
ID = 0x38
MODE_TYPE = 'CR'
# 3 to 6 Value A of resistance in units of 1 m. Little-endian 4 byte number.
resistance_a = ScalarFloatField('resistance_a', 3, length=4,
scalar=1000) # 1 m Ohm
value_a = resistance_a # Alias so Message(value_a=1) can be used
# 7 to 8 Time for A resistance in units of 0.1 ms. Little-endian 2 byte number.
time_a = ScalarFloatField('time_a', 7, length=2, scalar=10000) # 0.1 ms
# 9 to 12 Value B of resistance in units of 1 m. Little-endian 4 byte number.
resistance_b = ScalarFloatField('resistance_b', 9, length=4,
scalar=1000) # 1 m Ohm
value_b = resistance_b # Alias so Message(value_b=1) can be used
# 13 to 14 Time for B resistance in units of 0.1 ms. Little-endian 2 byte number.
time_b = ScalarFloatField('time_b', 13, length=2, scalar=10000) # 0.1 ms
# 15 Transient operation: 0 is CONTINUOUS, 1 is PULSE, 2 is TOGGLED
OPERATION_NAMES = {'CONTINUOUS': 0, 'PULSE': 1, 'TOGGLED': 2}
operation = Int8Field('operation', 15, d_names=OPERATION_NAMES)
class SetCCModeTransientCurrentAndTiming(Message):
"""Set CC mode transient current and timing
Kwargs:
current_a (float)[0]: Current as 0.1 mA
time_a (float)[0]: Time as 0.1 ms
current_b (float)[0]: Current as 0.1 mA
time_b (float)[0]: Time as 0.1 ms
operation (int/str)[0]: {'CONTINUOUS': 0, 'PULSE': 1, 'TOGGLED': 2}
"""
ID = 0x32
MODE_TYPE = 'CC'
# 3 to 6 Value A of current in units of 0.1 mA. Little-endian 4 byte number.
current_a = ScalarFloatField('current_a', 3, length=4,
scalar=10000) # 0.1 mA
value_a = current_a # Alias so Message(value_a=1) can be used
# 7 to 8 Time for A current in units of 0.1 ms. Little-endian 2 byte number.
time_a = ScalarFloatField('time_a', 7, length=2, scalar=10000) # 0.1 ms
# 9 to 12 Value B of current in units of 0.1 mA. Little-endian 4 byte number.
current_b = ScalarFloatField('current_b', 9, length=4,
scalar=10000) # 0.1 mA
value_b = current_b # Alias so Message(value_b=1) can be used
# 13 to 14 Time for B current in units of 0.1 ms. Little-endian 2 byte number.
time_b = ScalarFloatField('time_b', 13, length=2, scalar=10000) # 0.1 ms
# 15 Transient operation: 0 is CONTINUOUS, 1 is PULSE, 2 is TOGGLED
OPERATION_NAMES = {'CONTINUOUS': 0, 'PULSE': 1, 'TOGGLED': 2}
operation = Int8Field('operation', 15, d_names=OPERATION_NAMES)
class ReadInput(Message):
"""Read input voltage, current, power and relative state"""
ID = 0x5F
REPR_EXCLUDE = ['operation_register', 'demand_register']
# 3 to 6 4 byte little-endian integer for terminal voltage in units of 1 mV
voltage = ScalarFloatField('voltage', 3, length=4, scalar=1000) # 1 mV
# 7 to 10 4 byte little-endian integer for terminal current in units of 0.1 mA
current = ScalarFloatField('current', 7, length=4, scalar=10000) # 0.1 mA
# 11 to 14 4 byte little-endian integer for terminal power in units of 1 mW
power = ScalarFloatField('power', 11, length=4, scalar=1000) # 1 mV
# 15 Operation state register (see bit list below)
operation_register = BitFlagField(
'operation_register',
15,
flags={
'calc_new_demarcation_coeff':
0, # 0 Calculate the new demarcation coefficient
'waiting': 1, # 1 Waiting for a trigger signal
'remote_control_state':
2, # 2 Remote control state (1 means enabled)
'output_state': 3, # 3 Output state (1 means ON)
'local_key_state':
4, # 4 Local key state (0 means not enabled, 1 means enabled)
'remote_sensing_mode':
5, # 5 Remote sensing mode (1 means enabled)
'load_on_timer': 6, # 6 LOAD ON timer is enabled
'reserved': 7, # 7 Reserved
})
# 16 to 17 2 byte little-endian integer for demand state register (see bit list below)
demand_register = BitFlagField(
'demand_register',
16,
length=2,
flags={
'reversed_voltage':
0, # 0 Reversed voltage is at instrument's terminals (1 means yes)
'over_voltage': 1, # 1 Over voltage (1 means yes)
'over_current': 2, # 2 Over current (1 means yes)
'over_power': 3, # 3 Over power (1 means yes)
'over_temperature': 4, # 4 Over temperature (1 means yes)
'connect_remote_terminal': 5, # 5 Not connect remote terminal
'constant_current': 6, # 6 Constant current
'constant_voltage': 7, # 7 Constant voltage
'constant_power': 8, # 8 Constant power
'constant_resistance': 9, # 9 Constant resistance
})
class SetOneStepPowerAndTime(Message):
"""Set one of the step's power and time values"""
ID = 0x44
MODE_TYPE = 'CW'
# 3 to 4 2 byte little-endian integer specifying which step number in the list
step = Int16Field('step', 3)
# 5 to 8 4 byte little-endian integer specifying the power in units of 1 mW
power = ScalarFloatField('power', 5, length=4, scalar=1000) # 1 mV
value = power # Alias so Message(value=1) can be used
# 9 to 10 2 byte little-endian integer specifying the step timing in units of 0.1 ms
time = ScalarFloatField('time', 9, length=2, scalar=10000) # 0.1 ms
class SetOneStepCurrentAndTime(Message):
"""Set one of the step's current and time values"""
ID = 0x40
MODE_TYPE = 'CC'
# 3 to 4 2 byte little-endian integer specifying which step number in the list
step = Int16Field('step', 3)
# 5 to 8 4 byte little-endian integer specifying the current in units of 0.1 mA
current = ScalarFloatField('current', 5, length=4, scalar=10000) # 0.1 mA
value = current # Alias so Message(value=1) can be used
# 9 to 10 2 byte little-endian integer specifying the step timing in units of 0.1 ms
time = ScalarFloatField('time', 9, length=2, scalar=10000) # 0.1 ms
class SetMinimumVoltage(Message):
"""Set minimum voltage in battery testing"""
ID = 0x4E
# 3 to 6 4 byte little-endian integer specifying the minimum voltage in units of 1 mV
voltage = ScalarFloatField('voltage', 3, length=4, scalar=1000) # 1 mV
value = voltage # Alias so Message(value=1) can be used
class SetOneStepResistanceAndTime(Message):
"""Set one of the step's resistance and time values"""
ID = 0x46
MODE_TYPE = 'CR'
# 3 to 4 2 byte little-endian integer specifying which step number in the list
step = Int16Field('step', 3)
# 5 to 8 4 byte little-endian integer specifying the resistance in units of 1 m Ohm
resistance = ScalarFloatField('resistance', 5, length=4,
scalar=1000) # 1 mV
value = resistance # Alias so Message(value=1) can be used
# 9 to 10 2 byte little-endian integer specifying the step timing in units of 0.1 ms
time = ScalarFloatField('time', 9, length=2, scalar=10000) # 0.1 ms
class SetCWModePower(Message):
"""Set CW mode power"""
ID = 0x2E
MODE_TYPE = 'CW'
power = ScalarFloatField('power', 3, length=4, scalar=1000)
value = power # Alias so Message(value=1) can be used
class SetCRModeResistance(Message):
"""Set CR mode resistance"""
ID = 0x30
MODE_TYPE = 'CR'
resistance = ScalarFloatField('resistance', 3, length=4, scalar=1000)
value = resistance # Alias so Message(value=1) can be used
class SetCVModeVoltage(Message):
"""Set CV mode voltage"""
ID = 0x2C
MODE_TYPE = 'CV'
voltage = ScalarFloatField('voltage', 3, length=4, scalar=1000)
value = voltage # Alias so Message(value=1) can be used
class SetCCModeCurrent(Message):
"""Set CC mode current"""
ID = 0x2A
MODE_TYPE = 'CC'
current = ScalarFloatField('current', 3, length=4, scalar=10000)
value = current # Alias so Message(value=1) can be used
class SetCWModeTransientPowerAndTiming(Message):
"""Set CW mode transient power and timing"""
ID = 0x36
MODE_TYPE = 'CW'
# 3 to 6 Value A of power in units of 1 mW. Little-endian 4 byte number.
power_a = ScalarFloatField('power_a', 3, length=4, scalar=1000) # 1 mW
value_a = power_a # Alias so Message(value_a=1) can be used
# 7 to 8 Time for A power in units of 0.1 ms. Little-endian 2 byte number.
time_a = ScalarFloatField('time_a', 7, length=2, scalar=10000) # 0.1 ms
# 9 to 12 Value B of power in units of 1 mW. Little-endian 4 byte number.
power_b = ScalarFloatField('power_b', 9, length=4, scalar=1000) # 1 mW
value_b = power_b # Alias so Message(value_b=1) can be used
# 13 to 14 Time for B power in units of 0.1 ms. Little-endian 2 byte number.
time_b = ScalarFloatField('time_b', 13, length=2, scalar=10000) # 0.1 ms
# 15 Transient operation: 0 is CONTINUOUS, 1 is PULSE, 2 is TOGGLED
OPERATION_NAMES = {'CONTINUOUS': 0, 'PULSE': 1, 'TOGGLED': 2}
operation = Int8Field('operation', 15, d_names=OPERATION_NAMES)
class SetMaxPower(Message):
"""Set the maximum power allowed"""
ID = 0x26
power = ScalarFloatField('power', 3, length=4, scalar=1000) # 1 mW
value = power # Alias so Message(value=1) can be used
class SetMaxCurrent(Message):
"""Set the maximum current allowed"""
ID = 0x24
current = ScalarFloatField('current', 3, length=4, scalar=10000) # 0.1 mA
value = current # Alias so Message(value=1) can be used
class SetMaxVoltage(Message):
"""Set the maximum voltage allowed"""
ID = 0x22
voltage = ScalarFloatField('voltage', 3, length=4, scalar=1000) # 1mV
value = voltage # Alias so Message(value=1) can be used