class Bq27542():
def __init__(self):
self.aa = Aardvark()
self.i2c_addr = 0x55
def __del__(self):
self.aa.die()
def get_voltage(self):
return self._reg_to_int(0x08)
def get_current(self):
return self._reg_to_int(0x14)
def get_soc(self):
return self._reg_to_int(0x04)
def get_remcap(self):
return self._reg_to_int(0x10)
def get_fcc(self):
return self._reg_to_int(0x12)
def _reg_to_int(self, offset):
bytes = self.aa.read(self.i2c_addr, offset, 2)
if bytes < 0:
return -999999999
res = struct.unpack('h', bytes)[0]
return res
def __init__(self): self.aa = Aardvark() self.i2c_addr = 0x55