"""
CI1302(继承ci130x)

MicroPython library for the CI130Xx (ASR-I2C)
=======================================================
@dahanzimin From the Mixly Team
"""
from ci130x import CI130X


class CI1302(CI130X):
    def __init__(self, i2c_bus, func, addr=0x64):
        self._device = i2c_bus
        self._address = addr
        self._cmd_id = None
        self._func = func

    def _wreg(self, reg):
        '''Write memory address'''
        try:
            self._device.writeto(self._address, reg)
        except:
            self._func(1, 700)  # Power on
            self._device.writeto(self._address, reg)

    def _rreg(self, reg, nbytes=1):
        '''Read memory address'''
        try:
            return self._device.readfrom_mem(self._address, reg, nbytes)
        except:
            self._func(1, 700)  # Power on
            return self._device.readfrom_mem(self._address, reg, nbytes)