代码里好像没有看到初始配置的接口
// Link parameter update success event
typedef struct
{
uint8_t     conidx;         //!< Connection index
uint16_t    con_interval;   //!< Connection interval
uint16_t    con_latency;    //!< Connection latency value
uint16_t    sup_to;         //!< Supervision timeout
}gap_evt_link_param_update_t;

