Next Connection
| NEXT_CONN_INDEX | Connection Index to be serviced. Allowed values are 0,1,2,3. |
| NEXT_CONN_TYPE | Connection type 1 - Master Connection 0 - Slave Connection |
| NI_VALID | Flag indication if programmed NI_TIMER is valid. FW sets this bit to indicate that the NI_TIMER is programmed. HW clears this bit on servicing the connection of if NI_TIMER is pointing to past value |