micro:bitにRCBControllerを接続するサンプルプログラム。 接続が不安定。micro:bitの電源入り切りやリセットSW押下を何度か試せば接続できるかも。
Fork of BLE_GATT_Example by
main.cpp
- Committer:
- robo8080
- Date:
- 2017-10-11
- Revision:
- 23:ceaedc4f00fe
- Parent:
- 22:406127954d1f
- Child:
- 24:cc9bc216c814
File content as of revision 23:ceaedc4f00fe:
#include "MicroBit.h" #include "ble/BLE.h" #include "RCBController.h" Serial pc(USBTX, USBRX); MicroBit uBit; MicroBitImage ARROW_N("\ 0 0 1 0 0\n\ 0 1 1 1 0\n\ 1 0 1 0 1\n\ 0 0 1 0 0\n\ 0 0 1 0 0\n"); MicroBitImage ARROW_S("\ 0 0 1 0 0\n\ 0 0 1 0 0\n\ 1 0 1 0 1\n\ 0 1 1 1 0\n\ 0 0 1 0 0\n"); MicroBitImage ARROW_E("\ 0 0 1 0 0\n\ 0 0 0 1 0\n\ 1 1 1 1 1\n\ 0 0 0 1 0\n\ 0 0 1 0 0\n"); MicroBitImage ARROW_W("\ 0 0 1 0 0\n\ 0 1 0 0 0\n\ 1 1 1 1 1\n\ 0 1 0 0 0\n\ 0 0 1 0 0\n"); 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 *) { uBit.display.print("C"); printf("connectionCallback\n\r"); } /* * Restart advertising when phone app disconnects */ void disconnectionCallback(const Gap::DisconnectionCallbackParams_t *) { uBit.display.print("D"); 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()) { 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"); memcpy( &controller.data[0], ¶ms->data[0], sizeof(controller)); if(controller.status.UP) { uBit.display.print(ARROW_N); } else if(controller.status.DOWN) { uBit.display.print(ARROW_S); } else if(controller.status.RIGHT) { uBit.display.print(ARROW_E); } else if(controller.status.LEFT) { uBit.display.print(ARROW_W); } else { uBit.display.clear(); } } } } /* * 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 */ } uBit.init(); uBit.display.print("D"); /* Infinite loop waiting for BLE interrupt events */ while (true) { ble.waitForEvent(); /* Save power */ } }