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Using nRF51 as Line Beacon
Dependencies: BLE_API mbed nRF51822
Fork of BLE_GAP_Example by
main.cpp@13:827dd2b32bb8, 2015-04-02 (annotated)
- Committer:
- mbedAustin
- Date:
- Thu Apr 02 21:16:43 2015 +0000
- Revision:
- 13:827dd2b32bb8
- Parent:
- 12:06c984252bd1
- Child:
- 14:1c15d473b42f
removed whitespace and ran code linter/cleanup
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
mbedAustin | 1:0692bee84264 | 1 | // Headers necessary for mbed and BLE device mode |
mbedAustin | 0:5375be4301ed | 2 | #include "mbed.h" |
mbedAustin | 0:5375be4301ed | 3 | #include "BLEDevice.h" |
mbedAustin | 0:5375be4301ed | 4 | |
mbedAustin | 1:0692bee84264 | 5 | // BLE object |
mbedAustin | 1:0692bee84264 | 6 | BLEDevice ble; |
mbedAustin | 0:5375be4301ed | 7 | |
mbedAustin | 11:c9c0c4586c5f | 8 | // Optional: Device Name, add for human read-ability |
mbedAustin | 8:5442739198ec | 9 | //const static char DEVICE_NAME[] = "ChangeMe!!"; // Optional: device name |
mbedAustin | 5:fff16d283dcf | 10 | |
mbedAustin | 11:c9c0c4586c5f | 11 | // You have up to 26 bytes of advertising data to use. |
mbedAustin | 13:827dd2b32bb8 | 12 | const static uint8_t AdvData[] = {0x01,0x02,0x03,0x04,0x05}; // example of hex data |
mbedAustin | 8:5442739198ec | 13 | //const static uint8_t AdvData[] = {"ChangeThisData"}; // example of character data |
mbedAustin | 1:0692bee84264 | 14 | |
mbedAustin | 13:827dd2b32bb8 | 15 | // Optional: Restart advertising when phone app disconnects |
mbedAustin | 13:827dd2b32bb8 | 16 | void disconnectionCallback(Gap::Handle_t handle, Gap::DisconnectionReason_t reason) |
mbedAustin | 13:827dd2b32bb8 | 17 | { |
mbedAustin | 13:827dd2b32bb8 | 18 | ble.startAdvertising(); |
mbedAustin | 8:5442739198ec | 19 | } |
mbedAustin | 8:5442739198ec | 20 | |
mbedAustin | 1:0692bee84264 | 21 | // main program |
mbedAustin | 1:0692bee84264 | 22 | int main(void) |
mbedAustin | 0:5375be4301ed | 23 | { |
mbedAustin | 1:0692bee84264 | 24 | // Initialize BLE baselayer, always do this first! |
mbedAustin | 1:0692bee84264 | 25 | ble.init(); |
mbedAustin | 13:827dd2b32bb8 | 26 | |
mbedAustin | 11:c9c0c4586c5f | 27 | // Optional: add callback for disconnection |
mbedAustin | 13:827dd2b32bb8 | 28 | // ble.onDisconnection(disconnectionCallback); |
mbedAustin | 1:0692bee84264 | 29 | |
mbedAustin | 1:0692bee84264 | 30 | // Sacrifice 3B of 31B to Advertising Flags |
mbedAustin | 1:0692bee84264 | 31 | ble.accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED | GapAdvertisingData::LE_GENERAL_DISCOVERABLE ); |
mbedAustin | 4:d602b1c3aef4 | 32 | ble.setAdvertisingType(GapAdvertisingParams::ADV_CONNECTABLE_UNDIRECTED); |
mbedAustin | 1:0692bee84264 | 33 | |
mbedAustin | 1:0692bee84264 | 34 | // Sacrifice 2B of 31B to AdvType overhead, rest goes to AdvData array you define |
mbedAustin | 1:0692bee84264 | 35 | ble.accumulateAdvertisingPayload(GapAdvertisingData::MANUFACTURER_SPECIFIC_DATA, AdvData, sizeof(AdvData)); |
mbedAustin | 13:827dd2b32bb8 | 36 | |
mbedAustin | 13:827dd2b32bb8 | 37 | // Optional: Add name to device |
mbedAustin | 5:fff16d283dcf | 38 | //ble.accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LOCAL_NAME, (uint8_t *)DEVICE_NAME, sizeof(DEVICE_NAME)); |
mbedAustin | 1:0692bee84264 | 39 | |
mbedAustin | 1:0692bee84264 | 40 | // Set advertising interval. Longer interval = longer battery life |
mbedAustin | 12:06c984252bd1 | 41 | ble.setAdvertisingInterval(100); // 100ms, set as percentage of a second |
mbedAustin | 1:0692bee84264 | 42 | ble.startAdvertising(); |
mbedAustin | 1:0692bee84264 | 43 | |
mbedAustin | 1:0692bee84264 | 44 | // Infinite loop waiting for BLE events |
mbedAustin | 1:0692bee84264 | 45 | for (;;) { |
mbedAustin | 8:5442739198ec | 46 | ble.waitForEvent(); // this saves battery while waiting for callback events |
mbedAustin | 1:0692bee84264 | 47 | } |
mbedAustin | 1:0692bee84264 | 48 | } |