omnia_cmd_read_u16
err = omnia_cmd_read_u16(mcu_client, OMNIA_CMD_GET_STATUS_WORD, &reply);
err = omnia_cmd_read_u16(mcu_client, OMNIA_CMD_GET_FEATURES, &reply);
err = omnia_cmd_read_u16(client, OMNIA_CMD_GET_STATUS_WORD, &status);
err = omnia_cmd_read_u16(client, OMNIA_CMD_GET_FEATURES,
err = omnia_cmd_read_u16(mcu->client, OMNIA_CMD_GET_STATUS_WORD,
err = omnia_cmd_read_u16(mcu->client, OMNIA_CMD_GET_WDT_TIMELEFT,