ec100_read_reg
ret = ec100_read_reg(state, 0x42, &tmp);
ret = ec100_read_reg(state, 0x01, &tmp);
ret = ec100_read_reg(state, 0x65, &tmp);
ret = ec100_read_reg(state, 0x66, &tmp2);
ret = ec100_read_reg(state, 0x24, &tmp);
ret = ec100_read_reg(state, 0x33, &tmp);