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Runlock POC code
Dependencies: BLE_API mbed nRF51822
Fork of BLE_GATT_Example by
main.cpp@6:97b22b5bfbb8, 2015-02-14 (annotated)
- Committer:
- mbedAustin
- Date:
- Sat Feb 14 15:49:47 2015 +0000
- Revision:
- 6:97b22b5bfbb8
- Parent:
- 5:d0548c64e2e7
- Child:
- 7:f6814152873c
added writeCharCallback handler, now when something is written we can handle it
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
mbedAustin | 0:cd5b6733aeb1 | 1 | #include "mbed.h" |
mbedAustin | 0:cd5b6733aeb1 | 2 | #include "BLEDevice.h" |
mbedAustin | 1:94152e7d8b5c | 3 | #include "CustomService.h" |
mbedAustin | 1:94152e7d8b5c | 4 | |
mbedAustin | 1:94152e7d8b5c | 5 | |
mbedAustin | 1:94152e7d8b5c | 6 | // BLE object |
mbedAustin | 1:94152e7d8b5c | 7 | BLEDevice ble; |
mbedAustin | 1:94152e7d8b5c | 8 | |
mbedAustin | 1:94152e7d8b5c | 9 | // LED object |
mbedAustin | 1:94152e7d8b5c | 10 | DigitalOut led(LED1); |
mbedAustin | 1:94152e7d8b5c | 11 | |
mbedAustin | 1:94152e7d8b5c | 12 | const static char DEVICE_NAME[] = "MyDeviceName"; // change this |
mbedAustin | 1:94152e7d8b5c | 13 | static const uint16_t uuid16_list[] = {0xFF}; //Custom UUID, FF is reserved for development |
mbedAustin | 1:94152e7d8b5c | 14 | |
mbedAustin | 2:e84c13abc479 | 15 | // Set Up Characteristics |
mbedAustin | 2:e84c13abc479 | 16 | static uint8_t readValue[1] = {0x00}; |
mbedAustin | 2:e84c13abc479 | 17 | GattCharacteristic readChar(0xAAAA /* read char UUID*/, readValue, sizeof(readValue), sizeof(readValue), |
mbedAustin | 2:e84c13abc479 | 18 | GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_READ | GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_NOTIFY); |
mbedAustin | 2:e84c13abc479 | 19 | |
mbedAustin | 2:e84c13abc479 | 20 | static uint8_t writeValue[1] = {0x00}; |
mbedAustin | 2:e84c13abc479 | 21 | GattCharacteristic writeChar(0xBBBB /*write char UUID*/, writeValue, sizeof(writeValue), sizeof(writeValue), |
mbedAustin | 2:e84c13abc479 | 22 | GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_WRITE | GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_NOTIFY); |
mbedAustin | 2:e84c13abc479 | 23 | |
mbedAustin | 2:e84c13abc479 | 24 | GattCharacteristic *characteristics[] = {&readChar, &writeChar}; |
mbedAustin | 2:e84c13abc479 | 25 | |
mbedAustin | 2:e84c13abc479 | 26 | // Set up custom service |
mbedAustin | 2:e84c13abc479 | 27 | GattService customService(0x221D /*Service UUID*/, characteristics, sizeof(characteristics) / sizeof(GattCharacteristic *)); |
mbedAustin | 2:e84c13abc479 | 28 | |
mbedAustin | 2:e84c13abc479 | 29 | |
mbedAustin | 1:94152e7d8b5c | 30 | // Restart advertising when phone app disconnects |
mbedAustin | 1:94152e7d8b5c | 31 | void disconnectionCallback(Gap::Handle_t handle, Gap::DisconnectionReason_t reason) |
mbedAustin | 1:94152e7d8b5c | 32 | { |
mbedAustin | 1:94152e7d8b5c | 33 | ble.startAdvertising(); // restart advertising |
mbedAustin | 1:94152e7d8b5c | 34 | } |
mbedAustin | 0:cd5b6733aeb1 | 35 | |
mbedAustin | 3:0fb60f81f693 | 36 | // This function is called whenever someone writes something to the writeCharacteristic |
mbedAustin | 4:7ef90665b399 | 37 | void writeCharCallback(const GattCharacteristicWriteCBParams *params) |
mbedAustin | 3:0fb60f81f693 | 38 | { |
mbedAustin | 5:d0548c64e2e7 | 39 | led = params->data[0]; |
mbedAustin | 5:d0548c64e2e7 | 40 | printf("LED Written To, value=%x",params->data[0]); |
mbedAustin | 6:97b22b5bfbb8 | 41 | // TODO: update the readChar value to match write char, or better yet give it an english value |
mbedAustin | 3:0fb60f81f693 | 42 | } |
mbedAustin | 0:cd5b6733aeb1 | 43 | |
mbedAustin | 0:cd5b6733aeb1 | 44 | int |
mbedAustin | 0:cd5b6733aeb1 | 45 | main(void) |
mbedAustin | 0:cd5b6733aeb1 | 46 | { |
mbedAustin | 1:94152e7d8b5c | 47 | led = 0; // turn LED off |
mbedAustin | 2:e84c13abc479 | 48 | ble.init(); |
mbedAustin | 2:e84c13abc479 | 49 | ble.onDisconnection(disconnectionCallback); |
mbedAustin | 4:7ef90665b399 | 50 | ble.onDataWritten(writeCharCallback); //TODO: this is not correct, figure out correct syntax |
mbedAustin | 2:e84c13abc479 | 51 | |
mbedAustin | 2:e84c13abc479 | 52 | /* setup advertising */ |
mbedAustin | 2:e84c13abc479 | 53 | ble.accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED); |
mbedAustin | 2:e84c13abc479 | 54 | ble.setAdvertisingType(GapAdvertisingParams::ADV_CONNECTABLE_UNDIRECTED); |
mbedAustin | 2:e84c13abc479 | 55 | ble.setAdvertisingInterval(160); /* 100ms; in multiples of 0.625ms. */ |
mbedAustin | 2:e84c13abc479 | 56 | ble.startAdvertising(); // start advertising |
mbedAustin | 2:e84c13abc479 | 57 | |
mbedAustin | 2:e84c13abc479 | 58 | ble.addService(customService); // Add our custom service to device |
mbedAustin | 2:e84c13abc479 | 59 | |
mbedAustin | 2:e84c13abc479 | 60 | while (true) { |
mbedAustin | 2:e84c13abc479 | 61 | ble.waitForEvent(); //Save power |
mbedAustin | 2:e84c13abc479 | 62 | } |
mbedAustin | 2:e84c13abc479 | 63 | |
mbedAustin | 1:94152e7d8b5c | 64 | |
mbedAustin | 1:94152e7d8b5c | 65 | // TODO: impliment the rest of triggering for LED based on Write of characteristic. |
mbedAustin | 1:94152e7d8b5c | 66 | // TODO: impliment a read characteristic that sends text back to app |
mbedAustin | 1:94152e7d8b5c | 67 | // take a look at http://developer.mbed.org/teams/Bluetooth-Low-Energy/code/BLE_GroveColourSensor/file/000c8f8c7f03/main.cpp for inspiration. |
mbedAustin | 0:cd5b6733aeb1 | 68 | } |