microbit_BLE_RCBController_mbed
Dependencies: BLE_API mbed nRF51822
Fork of BLE_GATT_Example by
main.cpp
- Committer:
- robo8080
- Date:
- 2017-10-10
- Revision:
- 23:53883bb55dc3
- Parent:
- 22:406127954d1f
File content as of revision 23:53883bb55dc3:
#include "mbed.h" #include "ble/BLE.h" #include "RCBController.h" Serial pc(USBTX, USBRX); uint16_t RCBController_service_uuid = 0xFFF0; uint16_t RCBController_Characteristic_uuid = 0xFFF1; RCBController controller; const static char DEVICE_NAME[] = "micro:bit"; // change this static const uint16_t uuid16_list[] = {0xFFFF}; //Custom UUID, FFFF is reserved for development //static const uint16_t uuid16_list[] = {0xFFF0}; //Custom UUID, FFFF is reserved for development /* Set Up custom Characteristics */ static uint8_t writeValue[10] = {0}; WriteOnlyArrayGattCharacteristic<uint8_t, sizeof(writeValue)> Controller(RCBController_Characteristic_uuid, writeValue, GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_WRITE_WITHOUT_RESPONSE); /* Set up custom service */ GattCharacteristic *characteristics[] = {&Controller}; GattService customService(RCBController_service_uuid, characteristics, sizeof(characteristics) / sizeof(GattCharacteristic *)); void connectionCallback(const Gap::ConnectionCallbackParams_t *) { printf("connectionCallback\n\r"); } /* * Restart advertising when phone app disconnects */ void disconnectionCallback(const Gap::DisconnectionCallbackParams_t *) { printf("disconnectionCallback\n\r"); BLE::Instance(BLE::DEFAULT_INSTANCE).gap().startAdvertising(); } /* * Handle writes to writeCharacteristic */ void writeCharCallback(const GattWriteCallbackParams *params) { printf("writeCharCallback\n\r"); /* Check to see what characteristic was written, by handle */ if(params->handle == Controller.getValueHandle()) { /* toggle LED if only 1 byte is written */ if(params->len == 10) { printf("Data received: length = %d, data = 0x",params->len); for(int x=0; x < params->len; x++) { printf("%x", params->data[x]); } printf("\n\r"); } } } /* * Initialization callback */ void bleInitComplete(BLE::InitializationCompleteCallbackContext *params) { BLE &ble = params->ble; ble_error_t error = params->error; if (error != BLE_ERROR_NONE) { return; } ble.gap().onConnection(connectionCallback); ble.gap().onDisconnection(disconnectionCallback); ble.gattServer().onDataWritten(writeCharCallback); /* Setup advertising */ ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED | GapAdvertisingData::LE_GENERAL_DISCOVERABLE); // BLE only, no classic BT ble.gap().setAdvertisingType(GapAdvertisingParams::ADV_CONNECTABLE_UNDIRECTED); // advertising type ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LOCAL_NAME, (uint8_t *)DEVICE_NAME, sizeof(DEVICE_NAME)); // add name ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LIST_16BIT_SERVICE_IDS, (uint8_t *)uuid16_list, sizeof(uuid16_list)); // UUID's broadcast in advertising packet ble.gap().setAdvertisingInterval(100); // 100ms. /* Add our custom service */ ble.addService(customService); /* Start advertising */ ble.gap().startAdvertising(); } /* * Main loop */ int main(void) { pc.baud(115200); /* initialize stuff */ printf("\n\r********* Starting Main Loop *********\n\r"); BLE& ble = BLE::Instance(BLE::DEFAULT_INSTANCE); ble.init(bleInitComplete); /* SpinWait for initialization to complete. This is necessary because the * BLE object is used in the main loop below. */ while (ble.hasInitialized() == false) { /* spin loop */ } /* Infinite loop waiting for BLE interrupt events */ while (true) { ble.waitForEvent(); /* Save power */ } }