File content as of revision 0:af868ad47854:

/*
*   TODO:
*       - Make it work!
*/

#include "mbed.h"
#include "BLEDevice.h"
#include "CarCommsService.h"
#include "TestGattService.h"
#include <string>

using namespace std;

BLEDevice ble;
DigitalOut led1(LED1);
Serial pc(USBTX, USBRX);

/*Variable Declarations*/
const static char     DEVICE_NAME[]        = "BLE_CAR_NODE";

///*
//* Define a custom UUID, first as an array of uint8_t and then convert to
//* a proper UUID later. The UUID must be 16 bytes (128-bits, 16 letters)
//* long - here we have padded out to 16 bytes by adding an extra '0' at
//* the end. Make sure you fill more than 4 bytes otherwise it will count
//* as a 'short' code and you could end up using a predefined value from
//* the BLE spec.
//*/
//uint8_t raw_characteristic_uuid[16] = {
//    'M', 'Y', '_', 'T',
//    'E', 'S', 'T', '_',
//    'C', 'H', 'A', 'R',
//    0, 0, 0, 0
//};
//
//// Create a proper UUID
//UUID characteristic_uuid =       {0x4d,0x32,0x81,0xc0,0x86,0xd1,0x11,0xe4,0xb0,0x84,0x00,0x02,0xa5,0xd5,0xc5,0x10};

uint8_t raw_service_uuid[16] = {
    'M', 'Y', '_', 'T',
    'E', 'S', 'T', '_',
    'S', 'E', 'R', 'V',
    'I', 'C', 'E', 0
};

static volatile bool connected;
//Ticker ticker;
//
//
//// Setup some dummy properties for our characteristic
//static uint8_t my_char_values[2] = { 15, 10 };
//
///*
//* Here we create our Characteristic adding in the dummy parameter values
//* we just setup, we also make it readable and writeable meaning that a
//* central can read and update the parameters we have stored.
//*/
//GattCharacteristic pattern(
//    characteristic_uuid,
//    my_char_values,
//    sizeof(my_char_values),
//    sizeof(my_char_values),
//    GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_READ | GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_WRITE
//);
//
///* 
//* List the Characteristics of our custom Service, can have one or more
//* of these each with a custom UUID and parameter values.
//*/
//GattCharacteristic *my_service_chars[] = {
//    &new_alert,
//};
//
// Now setup a custom Service UUID, in the same fashion as for the Characteristic
//uint8_t raw_service_uuid[16] = {
//    'M', 'Y', '_', 'T',
//    'E', 'S', 'T', '_',
//    'S', 'E', 'R', 'V',
//    'I', 'C', 'E', 0
//};



//
//UUID service_uuid = UUID(raw_service_uuid);
//// Setup the Service with the UUID and all of the Characteristics
//GattService my_service(
//    service_uuid,
//    my_service_chars,
//    sizeof(my_service_chars) / sizeof(GattCharacteristic *)
//);
//
///* 
//* Now list the long UUIDs of the services we offer, these will be bundled into the
//* advertisement. It may look like repetition of 'raw_service_uuid' but here you can
//* list multiple UUIDs one after another.
//*/
//static const uint8_t uuid128_list[] = {
//    'M', 'Y', '_', 'T', 'E', 'S', 'T', '_', 'S', 'E', 'R', 'V', 'I', 'C', 'E', 0
//    // List more long UUIDs below...
//};

void blink(void)
{
    led1 = !led1; /* Do blinky on LED1 while we're waiting for BLE events */
}

void disconnectionCallback(Gap::Handle_t handle, Gap::DisconnectionReason_t reason)
{
    pc.printf("Disconnected! - start advertising. Handle:%d, Reason:0x%02x\r\n", handle, reason);
    connected=false;
    ble.startAdvertising();
}


//Handle_t, addr_type_t peerAddrType, const address_t peerAddr, const ConnectionParams_t *
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);

    connected = true;
//    ble.stopAdvertising();
}

int main(void)
{    
    uint8_t testLevel = 50;
    
    //blinky
    led1 = 1;
    Ticker t;
    t.attach(blink, 1.0f);

    //Create BLE stuff
    ble.init();
    ble.onDisconnection(disconnectionCallback);
    ble.onConnection(connectionCallback);

    //CarCommsService commsService(ble, cmd);
    TestGattService testService(ble, testLevel);
    
    
    /*
    **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);

//GATT service stuff - referring to CarCommsService.h
//string testCommand = "Hello world";
//    CarCommsService carComm(ble, 150);
//
//    uint8_t x = carComm.getCommand();
//
//    pc.printf("Command: %u \n", x);


    while(true) {

        ble.waitForEvent(); // this will return upon any system event (such as an interrupt or a ticker wakeup)        
        
        //if(led1 == 1) {
//            cmd = 1;
//        } else {
//            cmd = 0;
//        }
//        
//        commsService.sendCommand(0);
//        pc.printf("Command: %u\r\n", commsService.getCommand());

        testLevel++;
        
        if (testLevel > 100) {
            testLevel = 20;
        }

        pc.printf("Level = %u\r\n", testLevel);
        testService.updateTestLevel(testLevel);
        
        //if(connected) {
//            led1 = 1;
//            //read data
//            //pc.printf("Command: %u \n", carComm.getCommand());
//        } else {
//            led1 = 0;
//            pc.printf("Waiting...\n\r");
//            ble.waitForEvent();
//            connected = false;
//        }
    }
}