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1.如何使用 CC2540 制作一个 iBeacon

如何使用 CC2540 制作一个 iBeacon

       å‡†å¤‡å·¥ä½œ

       ä¸€å° PC

       IAR Embedded Workbench 集成开发环境，可以用天试用版本。

       æ”¯æŒ 蓝牙 4.0 的智能手机一部，并安装下列应用之一

       Android Google Play Store.

       iPhone App Store.

       CC 开发板

       CCDebugger 下载器

       åˆ›å»º iBeacon 工程文档

       å®‰è£… TI 官方的 CCx 开发环境

       å¤åˆ¶ C:\Texas Instruments\BLE-CCx-1.3.2\Projects\ble\SimpleBLEBroadcaster 文件夹

       ç²˜è´´åˆ°ï¼šC:\Texas Instruments\BLE-CCx-1.3.2\Projects\ble\iBeacon

       è¿è¡Œ IAR Embedded Workbench，点击 File > Open > Workspace

       ä¿®æ”¹æºä»£ç 

       simpleBLEBroadcaster.c

       // GAP - Advertisement data (max size = bytes,就是个副图指标公式源码 though this is

       // best kept short to conserve power while advertisting)

       static uint8 advertData[] =

       {

        // Flags; this sets the device to use limited discoverable

        // mode (advertises for seconds at a time) instead of general

        // discoverable mode (advertises indefinitely)

        0x, // length of this data

        GAP_ADTYPE_FLAGS,

        GAP_ADTYPE_FLAGS_BREDR_NOT_SUPPORTED,

        // three-byte broadcast of the data "1 2 3"

        0x, // length of this data including the data type byte

        GAP_ADTYPE_MANUFACTURER_SPECIFIC, // manufacturer specific advertisement data type

        1,

        2,

        3

       };

       ä¿®æ”¹ä¸‹é¢å…³é”®å­—

       UID: E2CDB5-DFFB-D2-B-D0F5AE0

       Major: 1 (0x)

       Minor: 1 (0x)

       Measured Power: - (0xc5)

       // GAP - Advertisement data (max size = bytes, though this is

       // best kept short to conserve power while advertisting)

       static uint8 advertData[] =

       {

        // byte ibeacon advertising data

        // Preamble: 0x4c

        // UUID: E2CDB5-DFFB-D2-B-D0F5AE0

        // Major: 1 (0x)

        // Minor: 1 (0x)

        // Measured Power: - (0xc5)

        0x1A, // length of this data including the data type byte

        GAP_ADTYPE_MANUFACTURER_SPECIFIC, // manufacturer specific advertisement data type

        0x4c,

        0x,

        0x,

        0x,

        0xe2,

        0xc5,

        0x6d,

        0xb5,

        0xdf,

        0xfb,

        0x,

        0xd2,

        0xb0,

        0x,

        0xd0,

        0xf5,

        0xa7,

        0x,

        0x,

        0xe0,

        0x,

        0x,

        0x,

        0x,

        0xc5

       };

       æŽ¥ä¸‹æ¥ä¿®æ”¹å¹¿æ’­ç±»åž‹ï¼Œå°†ä¸‹é¢ä»£ç 

       //uint8 advType = GAP_ADTYPE_ADV_NONCONN_IND;// use non-connectable advertisements

       uint8 advType = GAP_ADTYPE_ADV_DISCOVER_IND; // use scannable unidirected advertisements

       ä¿®æ”¹ä¸º

       uint8 advType = GAP_ADTYPE_ADV_NONCONN_IND; // use non-connectable advertisements

       //uint8 advType = GAP_ADTYPE_ADV_DISCOVER_IND; // use scannable unidirected advertisements

       æŽ¥ä¸‹æ¥ä¿®æ”¹ GAP

       // Set the GAP Role Parameters

       GAPRole_SetParameter( GAPROLE_ADVERT_ENABLED, sizeof( uint8 ), &initial_advertising_enable );

       GAPRole_SetParameter( GAPROLE_ADVERT_OFF_TIME, sizeof( uint ), &gapRole_AdvertOffTime );

       GAPRole_SetParameter( GAPROLE_SCAN_RSP_DATA, sizeof ( scanRspData ), scanRspData );

       GAPRole_SetParameter( GAPROLE_ADVERT_DATA, sizeof( advertData ), advertData );

       GAPRole_SetParameter( GAPROLE_ADV_EVENT_TYPE, sizeof( uint8 ), &advType );

       å› ä¸º iBeacon 必须不间断广播，并且不响应任何数据请求，所以我们要修改 GAPROLE_ADVERT_OFF_TIME 和 GAPROLE_SCAN_RSP_DATA。

       // Set the GAP Role Parameters

       GAPRole_SetParameter( GAPROLE_ADVERT_ENABLED, sizeof( uint8 ), &initial_advertising_enable );

       //GAPRole_SetParameter( GAPROLE_ADVERT_OFF_TIME, sizeof( uint ), &gapRole_AdvertOffTime );

       //GAPRole_SetParameter( GAPROLE_SCAN_RSP_DATA, sizeof ( scanRspData ), scanRspData );

       GAPRole_SetParameter( GAPROLE_ADVERT_DATA, sizeof( advertData ), advertData );

       GAPRole_SetParameter( GAPROLE_ADV_EVENT_TYPE, sizeof( uint8 ), &advType );

       ä¿å­˜å·¥ç¨‹åŽï¼Œè¿›è¡Œç¼–译，并通过 CCDebugger 下载程序到开发板中。

       Select Project > Clean to clean the project.

       Select Project > Make to make the project.

       Select Project > Download and Debug to send the code to the CC Key Fob

       Select Debug > Go to Run the code on the CC Key Fob.

       BLE iBeacon

       TI Displayport ESD Protection – TPD8S

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