robo 8080 / Mbed 2 deprecated microbit_BLE_RCBController_mbed

microbit_BLE_RCBController_mbed

Dependencies:   BLE_API mbed nRF51822

Fork of BLE_GATT_Example by Bluetooth Low Energy

main.cpp@23:53883bb55dc3, 2017-10-10 (annotated)

Committer:
robo8080
Date:
Tue Oct 10 12:46:14 2017 +0000
Revision:
23:53883bb55dc3
Parent:
22:406127954d1f 
first commit

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbedAustin 0:cd5b6733aeb1 1 #include "mbed.h"
andresag 19:477567297aac 2 #include "ble/BLE.h"
robo8080 23:53883bb55dc3 3 #include "RCBController.h"
mbedAustin 1:94152e7d8b5c 4
robo8080 23:53883bb55dc3 5 Serial pc(USBTX, USBRX);
robo8080 23:53883bb55dc3 6
robo8080 23:53883bb55dc3 7 uint16_t RCBController_service_uuid = 0xFFF0;
robo8080 23:53883bb55dc3 8 uint16_t RCBController_Characteristic_uuid = 0xFFF1;
mbedAustin 1:94152e7d8b5c 9
robo8080 23:53883bb55dc3 10 RCBController controller;
robo8080 23:53883bb55dc3 11
robo8080 23:53883bb55dc3 12 const static char DEVICE_NAME[] = "micro:bit"; // change this
mbedAustin 8:60ede963dfe2 13 static const uint16_t uuid16_list[] = {0xFFFF}; //Custom UUID, FFFF is reserved for development
robo8080 23:53883bb55dc3 14 //static const uint16_t uuid16_list[] = {0xFFF0}; //Custom UUID, FFFF is reserved for development
mbedAustin 1:94152e7d8b5c 15
andresag 22:406127954d1f 16 /* Set Up custom Characteristics */
mbedAustin 9:b33f42191584 17 static uint8_t writeValue[10] = {0};
robo8080 23:53883bb55dc3 18 WriteOnlyArrayGattCharacteristic<uint8_t, sizeof(writeValue)> Controller(RCBController_Characteristic_uuid, writeValue, GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_WRITE_WITHOUT_RESPONSE);
mbedAustin 2:e84c13abc479 19
andresag 22:406127954d1f 20 /* Set up custom service */
robo8080 23:53883bb55dc3 21 GattCharacteristic *characteristics[] = {&Controller};
robo8080 23:53883bb55dc3 22 GattService customService(RCBController_service_uuid, characteristics, sizeof(characteristics) / sizeof(GattCharacteristic *));
mbedAustin 2:e84c13abc479 23
robo8080 23:53883bb55dc3 24 void connectionCallback(const Gap::ConnectionCallbackParams_t *)
robo8080 23:53883bb55dc3 25 {
robo8080 23:53883bb55dc3 26 printf("connectionCallback\n\r");
robo8080 23:53883bb55dc3 27 }
mbedAustin 2:e84c13abc479 28
mbedAustin 8:60ede963dfe2 29 /*
mbedAustin 8:60ede963dfe2 30 * Restart advertising when phone app disconnects
andresag 19:477567297aac 31 */
andresag 19:477567297aac 32 void disconnectionCallback(const Gap::DisconnectionCallbackParams_t *)
mbedAustin 1:94152e7d8b5c 33 {
robo8080 23:53883bb55dc3 34 printf("disconnectionCallback\n\r");
andresag 22:406127954d1f 35 BLE::Instance(BLE::DEFAULT_INSTANCE).gap().startAdvertising();
mbedAustin 1:94152e7d8b5c 36 }
mbedAustin 0:cd5b6733aeb1 37
andresag 19:477567297aac 38 /*
andresag 22:406127954d1f 39 * Handle writes to writeCharacteristic
mbedAustin 8:60ede963dfe2 40 */
melmon 18:7d89c4fba362 41 void writeCharCallback(const GattWriteCallbackParams *params)
mbedAustin 3:0fb60f81f693 42 {
robo8080 23:53883bb55dc3 43 printf("writeCharCallback\n\r");
andresag 22:406127954d1f 44 /* Check to see what characteristic was written, by handle */
robo8080 23:53883bb55dc3 45 if(params->handle == Controller.getValueHandle()) {
andresag 22:406127954d1f 46 /* toggle LED if only 1 byte is written */
robo8080 23:53883bb55dc3 47 if(params->len == 10) {
andresag 19:477567297aac 48 printf("Data received: length = %d, data = 0x",params->len);
mbedAustin 8:60ede963dfe2 49 for(int x=0; x < params->len; x++) {
andresag 19:477567297aac 50 printf("%x", params->data[x]);
mbedAustin 8:60ede963dfe2 51 }
andresag 19:477567297aac 52 printf("\n\r");
mbedAustin 8:60ede963dfe2 53 }
mbedAustin 8:60ede963dfe2 54 }
mbedAustin 3:0fb60f81f693 55 }
andresag 22:406127954d1f 56 /*
andresag 22:406127954d1f 57 * Initialization callback
andresag 22:406127954d1f 58 */
andresag 22:406127954d1f 59 void bleInitComplete(BLE::InitializationCompleteCallbackContext *params)
andresag 22:406127954d1f 60 {
andresag 22:406127954d1f 61 BLE &ble = params->ble;
andresag 22:406127954d1f 62 ble_error_t error = params->error;
andresag 22:406127954d1f 63
andresag 22:406127954d1f 64 if (error != BLE_ERROR_NONE) {
andresag 22:406127954d1f 65 return;
andresag 22:406127954d1f 66 }
mbedAustin 0:cd5b6733aeb1 67
robo8080 23:53883bb55dc3 68 ble.gap().onConnection(connectionCallback);
andresag 19:477567297aac 69 ble.gap().onDisconnection(disconnectionCallback);
andresag 19:477567297aac 70 ble.gattServer().onDataWritten(writeCharCallback);
mbedAustin 2:e84c13abc479 71
andresag 22:406127954d1f 72 /* Setup advertising */
andresag 19:477567297aac 73 ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED | GapAdvertisingData::LE_GENERAL_DISCOVERABLE); // BLE only, no classic BT
andresag 19:477567297aac 74 ble.gap().setAdvertisingType(GapAdvertisingParams::ADV_CONNECTABLE_UNDIRECTED); // advertising type
andresag 19:477567297aac 75 ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LOCAL_NAME, (uint8_t *)DEVICE_NAME, sizeof(DEVICE_NAME)); // add name
andresag 19:477567297aac 76 ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LIST_16BIT_SERVICE_IDS, (uint8_t *)uuid16_list, sizeof(uuid16_list)); // UUID's broadcast in advertising packet
andresag 19:477567297aac 77 ble.gap().setAdvertisingInterval(100); // 100ms.
mbedAustin 2:e84c13abc479 78
andresag 22:406127954d1f 79 /* Add our custom service */
mbedAustin 13:62b1d32745ac 80 ble.addService(customService);
mbedAustin 2:e84c13abc479 81
andresag 22:406127954d1f 82 /* Start advertising */
andresag 19:477567297aac 83 ble.gap().startAdvertising();
andresag 22:406127954d1f 84 }
andresag 19:477567297aac 85
andresag 22:406127954d1f 86 /*
andresag 22:406127954d1f 87 * Main loop
andresag 22:406127954d1f 88 */
andresag 22:406127954d1f 89 int main(void)
andresag 22:406127954d1f 90 {
robo8080 23:53883bb55dc3 91 pc.baud(115200);
andresag 22:406127954d1f 92 /* initialize stuff */
andresag 22:406127954d1f 93 printf("\n\r********* Starting Main Loop *********\n\r");
andresag 22:406127954d1f 94
andresag 22:406127954d1f 95 BLE& ble = BLE::Instance(BLE::DEFAULT_INSTANCE);
andresag 22:406127954d1f 96 ble.init(bleInitComplete);
andresag 22:406127954d1f 97
andresag 22:406127954d1f 98 /* SpinWait for initialization to complete. This is necessary because the
andresag 22:406127954d1f 99 * BLE object is used in the main loop below. */
andresag 22:406127954d1f 100 while (ble.hasInitialized() == false) { /* spin loop */ }
andresag 22:406127954d1f 101
andresag 22:406127954d1f 102 /* Infinite loop waiting for BLE interrupt events */
mbedAustin 2:e84c13abc479 103 while (true) {
andresag 22:406127954d1f 104 ble.waitForEvent(); /* Save power */
mbedAustin 2:e84c13abc479 105 }
andresag 20:fcc752d401ec 106 }