def __init__(self, i2c_bus):
MockSMBus.__init__(self, i2c_bus)
self.regs[0x86] = 0x09 << 4 # Fake part number
self.regs[0x86] |= 0x02 # Fake revision
self.regs[0x87] = 0x05 # Fake manufacturer ID
self.regs[0x88:0x8C] = [0xff, 0xff, 0xff, 0xff] # ALS CH0 & CH1
self.regs[0x8C] = 0xff # ALS / PS Status
self.regs[0x8D] = 0xf0 # Proximity Data (240)
def __init__(self, i2c_bus):
"""Initialise device mock.
:param i2c_bus: i2c bus ID
"""
MockSMBus.__init__(self, i2c_bus)
self.regs[0x40] = 0b001011 # Fake part number
self.regs[0x92] = 0xE0 # Fake manufacturer ID
colour_data = struct.pack('<HHHH', *BH1745_COLOUR_DATA)
colour_data = [ord(x) if type(x) is str else x for x in colour_data]
self.regs[0x50:0x50 + 8] = list(colour_data)
def __init__(self, i2c_bus):
"""Initialise the class.
:param i2c_bus: i2c bus ID.
"""
MockSMBus.__init__(self, i2c_bus)
self.status = 0b01 # Fake status register
self.ptr = None # Fake register pointer
# Virtual registers, thes contain the data actually used
self.regs[0x00] = 0x88 # Fake HW type
self.regs[0x01] = 0x77 # Fake HW version
self.regs[0x02] = 0xFE # Fake FW version MSB (Sub, Minor)
self.regs[0x03] = 0xFF # Fake FW version LSB (Minor, Major)
self.regs[0x04] = 0x02 # Control Register
# Prime the Calibrated Data registers with fake data
self.regs[0x14:24] = [
ord(c) if type(c) is str else c
for c in struct.pack('>ffffff', *reversed(CALIBRATED_VALUES))
]
def __init__(self, i2c_bus):
MockSMBus.__init__(self, i2c_bus)
self.regs[0x86] = 0x09 << 4 # Fake part number
self.regs[0x86] |= 0x02 # Fake revision
self.regs[0x87] = 0x05 # Fake manufacturer ID
def __init__(self, i2c_bus):
MockSMBus.__init__(self, i2c_bus)
self.regs[0x00:0x01] = 0x0f, 0x00
def __init__(self, bus):
MockSMBus.__init__(self, bus)
# Set the uppermost bit of the CONFIG register
# to indicate an "inactive/start" status
self.regs[1] = 0b10000000
def __init__(self, i2c_bus):
MockSMBus.__init__(self, i2c_bus)
self.regs[0xD0] = 0x60 # Fake chip ID
def __init__(self, i2c_bus):
MockSMBus.__init__(self, i2c_bus)
self.regs[0x0F] = 0x49 # Fake part ID