main.cpp

00001 // ヘッダのインクルード
00002 #include "mbed.h"
00003 #include "BLEDevice.h"
00004 #include "ble_gap.h"
00005 #include "Gap.h"
00006 
00007 #define CHARACTERISTIC_LEN 100
00008 
00009 // デバイス名の登録
00010 const static char  DEVICE_NAME[] = "mbed_HRM1017";
00011 
00012 // UUIDの登録
00013 static const uint8_t UUID_BRIL_SERVICE[]    = {0x4d,0x92,0x37,0xc0,0xbd,0x5b,0x45,0x93,0xad,0x55,0xd8,0xf5,0x95,0xcf,0xe2,0xea};
00014 static const uint8_t UUID_CHAR_DATA[]       = {0xe5,0xc1,0xcf,0x6e,0xe0,0x57,0x40,0x08,0x98,0x21,0x17,0x71,0x10,0x24,0xe8,0x85};
00015 
00016 // ble_gap_evt_scan_req_report_t report_rssi;
00017 // 
00018 uint8_t gRwData[CHARACTERISTIC_LEN] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15};
00019 uint8_t g_txdata[100];
00020 uint8_t g_rxdata[100];
00021 
00022 BLEDevice   ble;
00023 Serial      pc(USBTX, USBRX);
00024 
00025 GattCharacteristic  gDataCharacteristic ( UUID_CHAR_DATA, gRwData, sizeof(gRwData), sizeof(gRwData),
00026                                             GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_READ | GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_WRITE);
00027 
00028 // 送信用バッファ
00029 uint8_t     txTempPayload[100];
00030 
00031 // タイマ送信用バッファ
00032 uint8_t     txUpdate[5] = { 0, 0, 0, 0, 0 };
00033 
00034 // 送信用GATTの宣言
00035 GattCharacteristic txChar( 0x3A01, txTempPayload, 100, 100,
00036                                 GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_INDICATE |
00037                                 GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_READ |
00038                                 GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_WRITE );
00039 
00040 // 受信用バッファ
00041 uint8_t     rxTempPayload[100];
00042 
00043 // 受信用GATTの宣言
00044 GattCharacteristic rxChar( 0x3A02, rxTempPayload, 100, 100,
00045                                 GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_NOTIFY |
00046                                 GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_READ |
00047                                 GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_WRITE );
00048 
00049 // RSSI値用変数
00050 int8_t     g_rssi;
00051 
00052 // RSSI値用GATTの宣言
00053 GattCharacteristic rssiChar( 0x3A03, (uint8_t *)g_rssi, 1, 1,
00054                                 GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_NOTIFY |
00055                                 GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_READ |
00056                                 GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_WRITE );
00057 
00058 GattCharacteristic *txChars[] = {&txChar, };
00059 GattCharacteristic *rxChars[] = {&rxChar, };
00060 GattCharacteristic *rssiChars[] = {&rssiChar, };
00061 GattCharacteristic *RwDataChars[] = {&gDataCharacteristic};
00062 
00063 GattService     txService( 0x181C, txChars, sizeof(txChars) / sizeof( GattCharacteristic * ) );
00064 GattService     rxService( 0x181C, rxChars, sizeof(rxChars) / sizeof( GattCharacteristic * ) );
00065 GattService     rssiService( 0x181C, rssiChars, sizeof(rssiChars) / sizeof( GattCharacteristic * ) );
00066 
00067 GattService     gBrilService = GattService(UUID_BRIL_SERVICE, RwDataChars, sizeof(RwDataChars) / sizeof(GattCharacteristic *));
00068 
00069 uint16_t        uuid16_list[] = { 0x181C, };
00070 
00071 static Gap::ConnectionParams_t connectionParams;
00072 
00073 void onDisconnectionCallback( Gap::Handle_t handle, Gap::DisconnectionReason_t reason ){
00074 
00075     ble.startAdvertising();
00076     pc.printf( "Disconnect!!\r\n" );
00077 
00078 }
00079 
00080 void onConnectionCallback( Gap::Handle_t handle, Gap::addr_type_t type, const Gap::address_t addr,
00081                             Gap::addr_type_t addr_type_townAddrType, const Gap::address_t ownAddr,
00082                             const Gap::ConnectionParams_t *params ){
00083 
00084     pc.printf( "Connect!!\r\n" );
00085 
00086 }
00087 
00088 void onDataWrittenCallback( const GattCharacteristicWriteCBParams *params ){
00089     int i;
00090     int8_t p_rssi=0;
00091     int error = 0;
00092     
00093     uint16_t bytesread = params->len;
00094 
00095     pc.printf( "Written: %d Bytes.\r\n", bytesread );
00096     for( i = 0; i < bytesread; i++ ){
00097         pc.printf( "%02x",params->data[i] );
00098         if( ( i + 1 ) < bytesread ){
00099             pc.printf( ", " );
00100         }
00101     }
00102 
00103 //    ble.updateCharacteristicValue( txChar.getValueAttribute().getHandle(), params->data, bytesread );
00104     
00105     error = sd_ble_gap_rssi_get( rxChar.getValueAttribute().getHandle(), ( int8_t * )p_rssi );
00106     sd_ble_gap_rssi_stop( rxChar.getValueAttribute().getHandle() );
00107     sd_ble_gap_rssi_start( rxChar.getValueAttribute().getHandle(), 0x00, 0x00 );
00108 
00109     pc.printf( "   RSSI: %d, ", p_rssi );
00110     pc.printf( "ERROR: %d\r\n", error );
00111 
00112     ble.updateCharacteristicValue( rssiChar.getValueAttribute().getHandle(), (uint8_t *)p_rssi, sizeof( p_rssi ) );
00113 
00114 
00115 }
00116 
00117 void tickerCallback( void ){
00118     uint16_t byteswrite = 1;
00119 
00120     ble.updateCharacteristicValue( txChar.getValueAttribute().getHandle(), txUpdate, byteswrite );
00121     
00122     txUpdate[0]++;
00123 }
00124 
00125 int main( void )
00126 {
00127 
00128 // 初期設定
00129     ble.init();
00130 // コールバック関数の設定
00131     ble.onDisconnection( onDisconnectionCallback );
00132     ble.onConnection( onConnectionCallback );
00133     ble.onDataWritten(onDataWrittenCallback);
00134 
00135     ble.getPreferredConnectionParams( &connectionParams );
00136 
00137     ble.accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED | GapAdvertisingData::LE_GENERAL_DISCOVERABLE);
00138 //    ble.accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LIST_16BIT_SERVICE_IDS, (uint8_t*)uuid16_list, sizeof(uuid16_list));
00139 //    ble.accumulateAdvertisingPayload(GapAdvertisingData::GENERIC_THERMOMETER);
00140     ble.accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LOCAL_NAME, (uint8_t *)DEVICE_NAME, sizeof(DEVICE_NAME));
00141     ble.setAdvertisingType(GapAdvertisingParams::ADV_CONNECTABLE_UNDIRECTED);
00142     ble.setAdvertisingInterval(160);    // 100ms; in multiples of 0.625ms
00143     ble.setAdvertisingTimeout(0);       // アドバタイジングモードのタイムアウト無効
00144     
00145     sd_ble_gap_rssi_start( rxChar.getValueAttribute().getHandle(), 0x00, 0x00 );
00146 
00147 // アドバタイズモード開始
00148     ble.startAdvertising();
00149 
00150 // サービスの追加
00151     ble.addService( txService );
00152     ble.addService( rxService );
00153     ble.addService( rssiService );
00154     
00155 // タイマーの設定
00156     Ticker  ticker;
00157     ticker.attach( tickerCallback, 0.5 );
00158 
00159     while(1){
00160 
00161         ble.waitForEvent();
00162 
00163     }
00164 }