Unitech PA982 Manuel d'utilisateur télécharger pdf (Page 71)

12.3 RFID Reader Configuration

After RFID Reader Interface has been successfully initialized, Developer must open a RFID Reader and

then Configure parameters of RFID Reader for the current operation environment. Such as the operation

mode, data response format, the power state of RFID Reader and other parameters.

12.3.1 Open RFID Reader

Description:

Open a RFID Reader for control. An application must call this function before

control the RFID Reader.

Function Call:

RFID_STATUS RFIDOpen(int nRadio = 0);

Parameters:

nRadio - Reserved for future use.

Returns: RFID_STATUS.

12.3.2 Close RFID Reader

Description:

Release control of a RFID Reader.

Function Call:

RFID_STATUS RFIDClose (int nRadio = 0);

Parameters:

nRadio - Reserved for future use.

Returns: RFID_STATUS.

12.3.3 Set the Operation Mode for the RFID Reader

Description:

The RFID Reader module may operate either in continuous or non-continuous mode. In

continuous mode, when a tag-protocol-operation cycle (i.e. one iteration through all enabled

antenna ports) has completed, the RFID Reader module begins a new tag protocol-operation

cycle with the first enabled antenna port and continues to do so until the operation is

explicitly cancelled by the application. In non-continuous mode, only a single tag-protocol-

operation cycle is executed upon the RFID radio module.

Function Call:

RFID_STATUS RFIDSetOperationMode(RFID_RADIO_OPERATION_MODE mode);

Parameters:

mode - The operation mode for the RFID Reader.

Returns: RFID_STATUS.

12.3.4 Get the Operation Mode for the RFID Reader

Description:

Retrieves the operation mode for the RFID Reader.

Function Call:

RFID_RADIO_OPERATION_MODE RFIDGetOperationMode();

Parameters:

None

Returns: RFID_STATUS.

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Unitech PA982 Manuel d'utilisateur Page 71