Dissertation project, looking at BLE communication in cars. This project is BLE peripheral acting as car indicator stalk
Dependencies: BLE_API mbed nRF51822
Fork of BLE_GATT_test1 by
main.cpp
- Committer:
- alexanderlea
- Date:
- 2015-03-22
- Revision:
- 10:2c5c202c69a5
- Parent:
- 9:0ed64b14d46b
- Child:
- 11:35b63ab4c76c
File content as of revision 10:2c5c202c69a5:
/* * TODO: * - Make it work! */ #include "mbed.h" #include "BLEDevice.h" #include "BroadcasterService.h" #include "ErrorService.h" #include <string> using namespace std; BLEDevice ble; DigitalOut led1(LED1); Serial pc(USBTX, USBRX); /*Variable Declarations*/ const static char DEVICE_NAME[] = "BLE_Broadcaster"; static volatile bool go = false; void blink(void) { led1 = !led1; /* Do blinky on LED1 while we're waiting for BLE events */ go = true; } void disconnectionCallback(Gap::Handle_t handle, Gap::DisconnectionReason_t reason) { pc.printf("Disconnected! - start advertising. Handle:%d, Reason:0x%02x\r\n", handle, reason); ble.startAdvertising(); } void connectionCallback(Gap::Handle_t handle, Gap::addr_type_t peerAddrType, const Gap::address_t peerAddr, const Gap::ConnectionParams_t *parms) { pc.printf("Connected! - stop advertising. Handle:%d, eType:%d, Add:%u.\r\n", handle, peerAddrType, peerAddr); ble.stopAdvertising(); } int main(void) { //TODO: I want to be able to send something like: uint8_t cmdOn[8] = { 0x4d,0x32,0x81,0xc0,0x4d,0x4d,0x4d,0x4d }; uint8_t cmdOff[8] = { 0x4d,0x32,0x81,0xc0,0x00,0x00,0x00,0x00 }; //with first 4 bits being type code, and last 4 being command, or something //uint8_t cmdOn = 0x01; //uint8_t cmdOff = 0x02; //blinky led1 = 1; Ticker t; t.attach(blink, 5.0f); //Create BLE stuff ble.init(); ble.onDisconnection(disconnectionCallback); ble.onConnection(connectionCallback); //CarCommsService commsService(ble, cmd); BroadcasterService broadcasterService(ble); ErrorService errorService(ble); /* **BREDR_NOT_SUPPORTED = BLE only **LE_GENERAL_DISCOVERABLE = Device is discoverable at any moment (no time out) **ADV_CONNECTABLE_UNDIRECTED = Any central device can connect */ ble.accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED | GapAdvertisingData::LE_GENERAL_DISCOVERABLE); // ble.accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LIST_16BIT_SERVICE_IDS, (uint8_t *)uuid16_list, sizeof(uuid16_list)); ble.accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LOCAL_NAME, (uint8_t *)DEVICE_NAME, sizeof(DEVICE_NAME)); ble.setAdvertisingType(GapAdvertisingParams::ADV_CONNECTABLE_UNDIRECTED); //Advertise ble.setAdvertisingInterval(160); /* 1s; in multiples of 0.625ms. */ //was 1600 ble.startAdvertising(); pc.printf("Advertising node %s\n\r", DEVICE_NAME); bool x = true; while(true) { ble.waitForEvent(); // this will return upon any system event (such as an interrupt or a ticker wakeup) if(go) { if(x) { pc.printf("Command = %u\r\n", cmdOn); broadcasterService.sendCommand(cmdOn); errorService.registerError(ErrorService::ERROR_GENERIC); x = false; } else { pc.printf("Command = %u\r\n", cmdOff); broadcasterService.sendCommand(cmdOff); x = true; } go = false; } } }