Intermec CN2B Manual de usuario descargar pdf (Pagina 186)

Chapter 7 — Programming

168 CN2B Mobile Computer User’s Manual

GetPowerMode()

Call this function to get the current power savings mode of the radio.

Syntax UINT GetPowerMode( ULONG & );

Parameters NDIS_RADIO_POWER_MODE_CAM Continuous Access Mode (ie: always on).

NDIS_RADIO_POWER_MODE_PSP Power Saving Mode.

NDIS_RADIO_POWER_UNKNOWN Unknown power mode.

NDIS_RADIO_POWER_AUTO Auto.

NDIS_RADIO_POWER_MODE_FAST_PSP Fast PSP, good savings, fast

Return Values ERROR_SUCCESS when successful, ERR_QUERY_FAILED when the query failed, or

ERR_CONNECT_FAILED if a connection with the radio failed.

Remarks If ERROR_SUCCESS is returned, your ULONG reference is populated with one of the parameters

listed above.

Definitions #ifdef DYNAMIC_LOADING

typedef UINT (*PFN_GetPowerMode)(ULONG &);

#else

UINT GetPowerMode(ULONG &);

#endif

Note: Do not use Automatic Switching mode at this time.

GetRSSI()

Call this function to get the current RSSI (Radio Signal Strength Indica-

tor), in Dbm.

Syntax UINT GetRSSI( ULONG & );

Parameters References a ULONG that is populated with the current RSSI after a

successful call.

Return Values ERROR_SUCCESS when successful, ERR_QUERY_FAILED when

the query failed, or ERR_CONNECT_FAILED if a connection with

the radio failed.

Remarks If ERROR_SUCCESS is returned, your ULONG reference contains

the RSSI. Valid RSSI range is from -100 Dbm to -30 Dbm.

Definitions #ifdef DYNAMIC_LOADING

typedef UINT (*PFN_GetRSSI)(ULONG &);

#else

UINT GetRSSI(ULONG &);

#endif

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Intermec CN2B Manual de usuario Pagina 186