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Using nRF51 as Line Beacon
Dependencies: BLE_API mbed nRF51822
Fork of BLE_GAP_Example by
Diff: main.cpp
- Revision:
- 1:0692bee84264
- Parent:
- 0:5375be4301ed
- Child:
- 3:e9646631084f
diff -r 5375be4301ed -r 0692bee84264 main.cpp --- a/main.cpp Wed Jan 28 00:30:09 2015 +0000 +++ b/main.cpp Fri Feb 13 20:59:53 2015 +0000 @@ -1,10 +1,38 @@ + +// Headers necessary for mbed and BLE device mode #include "mbed.h" #include "BLEDevice.h" +// BLE object +BLEDevice ble; -int -main(void) +/** + You have up to 26 bytes of advertising data to use. + Make up your own encoding for these 26bytes, send it across + and decode it using the evothings app. + */ +const static uint8_t AdvData[] = {"ChangeThisData"}; // example of character data +//const static uint8_t AdvData[] = {0x01,0x02,0x03,0x04,0x05}; // example of hex data + +// main program +int main(void) { - printf("This is an example program..."); - while(1){} -} \ No newline at end of file + // Initialize BLE baselayer, always do this first! + ble.init(); + + // Sacrifice 3B of 31B to Advertising Flags + ble.accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED | GapAdvertisingData::LE_GENERAL_DISCOVERABLE ); + + // Sacrifice 2B of 31B to AdvType overhead, rest goes to AdvData array you define + ble.accumulateAdvertisingPayload(GapAdvertisingData::MANUFACTURER_SPECIFIC_DATA, AdvData, sizeof(AdvData)); + + // Set advertising interval. Longer interval = longer battery life + ble.setAdvertisingType(GapAdvertisingParams::ADV_NON_CONNECTABLE_UNDIRECTED); + ble.setAdvertisingInterval(160); // 100ms; in multiples of 0.625ms. + ble.startAdvertising(); + + // Infinite loop waiting for BLE events + for (;;) { + ble.waitForEvent(); // this saves battery + } +}