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AN241

2.4 GHZ ZIGBEE™ NETWORK APPLICATION INTERFACE PROGRAMMER'S GUIDE

Silicon Laboratories 

AN241

5.6. NLME-DIRECT-JOIN

5.6.1. Description

This primitive manually adds a child device to its neighbor table. It does not communicate or handshake with the

added child device.

Applicability:

Ability to request applies only to Coordinator or Router-type devices.

All end devices are able to accept a direct join request from a parent.

Prerequisites:

Device must be a Coordinator or Router to initiate.

Requesting device must know 64-bit address of device to add.

Child device must proactively initiate an nlmeJoinRequest(rejoinNetwork=TRUE)

to complete re-join.

5.6.2. Request

Function Prototype:

Parameters:

void nlmeDirectJoinRequest(ADDRESS deviceAddress,

CAPABILITY_INFORMATION_FIELD capabilityInformation)

ADDRESS deviceAddress

The IEEE address of the device to be directly joined.

BYTE capabilityInformation

The operating capabilities of the device being directly joined. Refer to sections 5.5.3 and

6.2.1.

5.6.3. Confirm

Description:

Results:

Parameters:

Confirmation written to nlmeConfirm global.

nlmeConfirm.confirmId = N_DJOIN_CFM;

nlmeConfirm.buffer structure:

typedef struct{

ADDRESS deviceAddress;

NWK_ENUM status;

}NLME_DIRECT_JOIN_CONFIRM; (defined in HS_NET.h)

ADDRESS deviceAddress;

IEEE address of the device joined.

NWK_ENUM status;

SUCCESS:

ALREADY_PRESENT: Device already exists in table.

TABLE_FULL: No capacity available for additional devices.

Rev. 0.1

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