Multiprotocol#

RAIL_SchedulerStatus_t#

RAIL_SchedulerStatus_t

Multiprotocol scheduler status returned by RAIL_GetSchedulerStatus().

Multiprotocol scheduler status is a combination of the upper 4 bits which constitute the type of scheduler task and the lower 4 bits which constitute the type of scheduler error.

RAIL_TaskType_t#

RAIL_TaskType_t

Multiprotocol radio operation task types, used with RAIL_SetTaskPriority.

RAIL_YieldRadio#

void RAIL_YieldRadio (RAIL_Handle_t railHandle)

Yield the radio to other configurations.

This function is used to indicate that the previous transmit or scheduled receive operation has completed. It must be used in multiprotocol RAIL because the scheduler assumes that any transmit or receive operation that is started can go on indefinitely based on state transitions and your protocol. RAIL will not allow a lower priority tasks to run until this is called so it can negatively impact performance of those protocols if this is omitted or delayed. It is also possible to call the RAIL_Idle() API to both terminate the operation and idle the radio. In single protocol RAIL this API does nothing, however, if RAIL Power Manager is initialized, calling RAIL_YieldRadio after scheduled TX/RX and instantaneous TX completion, is required, to indicate to the Power Manager that the the radio is no longer busy and can be idled for sleeping.

See Yielding the Radio for more details.

RAIL_GetSchedulerStatus#

RAIL_SchedulerStatus_t RAIL_GetSchedulerStatus (RAIL_Handle_t railHandle)

Get the status of the RAIL scheduler.

Returns

• RAIL_SchedulerStatus_t status.

This function can only be called from a callback context after the RAIL_EVENT_SCHEDULER_STATUS event occurs.

RAIL_GetSchedulerStatusAlt#

RAIL_Status_t RAIL_GetSchedulerStatusAlt (RAIL_Handle_t railHandle, RAIL_SchedulerStatus_t * pSchedulerStatus, RAIL_Status_t * pRailStatus)

Get the status of the RAIL scheduler, specific to the radio operation, along with RAIL_Status_t returned by RAIL API invoked by the RAIL scheduler.

Returns

• RAIL_Status_t indicating success of the function call.

This function can only be called from a callback context after the RAIL_EVENT_SCHEDULER_STATUS event occurs.

RAIL_SetTaskPriority#

RAIL_Status_t RAIL_SetTaskPriority (RAIL_Handle_t railHandle, uint8_t priority, RAIL_TaskType_t taskType)

Change the priority of a specified task type in multiprotocol.

Returns

• RAIL_Status_t indicating success of the function call.

While the application can use this function however it likes, a major use case is being able to increase an infinite receive priority while receiving a packet. In other words, a given RAIL_Handle_t can maintain a very low priority background receive, but upon getting a RAIL_EVENT_RX_SYNC1_DETECT_SHIFT or RAIL_EVENT_RX_SYNC2_DETECT_SHIFT event, the app can call this function to increase the background RX priority to lower the risk another protocol might preempt during packet reception.

RAIL_GetTransitionTime#

RAIL_Time_t RAIL_GetTransitionTime (void )

Get time needed to switch between protocols.

Returns

• RAIL_Time_t Time needed to switch between protocols.

RAIL_SetTransitionTime#

void RAIL_SetTransitionTime (RAIL_Time_t transitionTime)

Set time needed to switch between protocols.

Call this API only once, before any protocol is initialized via RAIL_Init(). Changing this value during normal operation can result in improper scheduling behavior.

RAIL_SCHEDULER_STATUS_MASK#

#define RAIL_SCHEDULER_STATUS_MASK

0x0FU

Radio Scheduler Status mask.

RAIL_SCHEDULER_STATUS_SHIFT#

#define RAIL_SCHEDULER_STATUS_SHIFT

0

Radio Scheduler Status shift.

RAIL_SCHEDULER_TASK_MASK#

#define RAIL_SCHEDULER_TASK_MASK

0xF0U

Radio Scheduler Task mask.

RAIL_SCHEDULER_TASK_SHIFT#

#define RAIL_SCHEDULER_TASK_SHIFT

4

Radio Scheduler Task shift.