W83793_REG_BEEP
data->beeps[i] = w83793_read_value(client, W83793_REG_BEEP(i));
data->beeps[index] = w83793_read_value(client, W83793_REG_BEEP(index));
w83793_write_value(client, W83793_REG_BEEP(index), data->beeps[index]);