Attached a screenshot of the scan:
Complete code here:
Code: Select all
#include "BLEDevice.h"
#include "BLEUtils.h"
#include "BLEServer.h"
//#include "esp_sleep.h"
/******************** BLE ************************************/
BLEAdvertising *pAdvertising;
String product_url = "bit.ly/Brizo64a";
/*****************************************************************************
Initialize Bluetooth Low energy for Eddystone
*****************************************************************************/
void setup() {
char beacon_data[36];
uint16_t beaconUUID = 0xFFAA; // UUID for Eddystone Service
int url_length;
int count;
// Create BLE device
BLEDevice::init("UniShelf");
// Create BLE Server
BLEServer *pServer = BLEDevice::createServer();
pAdvertising = pServer->getAdvertising();
//setBeacon();
BLEAdvertisementData oAdvertisementData = BLEAdvertisementData();
oAdvertisementData.setFlags(0x06); // GENERAL_DISK_MODE 0x02 | BR_EDR_NOT_SUPPORTED 0x04
oAdvertisementData.setCompleteServices(BLEUUID(beaconUUID));
//beacon_data[0] = 0x20; // Eddystone Frame Type (Unencrypted Eddystone - TLM)
beacon_data[0] = 0x02; // Length
beacon_data[1] = 0x01; //
beacon_data[2] = 0x06; //
beacon_data[3] = 0x03; // Length
beacon_data[4] = 0x03; // Flag - Complete list of 16-bit Service UUIDs data type value
beacon_data[5] = 0xAA; // 16bit Eddystone UUID
beacon_data[6] = 0xFE; // ...
url_length = product_url.length();
beacon_data[7] = url_length+6; // Length
beacon_data[8] = 0x16; // Frame Type - Service Data
beacon_data[9] = 0xAA; // Eddystone
beacon_data[10] = 0xFE; //
beacon_data[11] = 0x10; // Frame Type - URL
beacon_data[12] = 0x00; // Tx power 4dBm?
beacon_data[13] = 0x03; // URL Scheme Prefix - https://
for(count=0; count<url_length; count++) {
beacon_data[14+count] = product_url.charAt(count);
}
//beacon_data[14+count] = 0xFF;
#ifdef DEBUG
Serial.print("Beacon Data: ");
for(count=0; count<url_length+15; count++) {
if(beacon_data[count] < 16){
Serial.print('0');
}
Serial.print(beacon_data[count], HEX);
Serial.print(' ');
}
Serial.println();
#endif
oAdvertisementData.setServiceData(BLEUUID(beaconUUID), std::string(beacon_data, url_length+14));
#ifdef DEBUG
Serial.println("Service Data set!");
#endif
pAdvertising->setScanResponseData(oAdvertisementData);
#ifdef DEBUG
Serial.println("Scan response set!");
#endif
// Start advertising
pAdvertising->start();
#ifdef DEBUG
Serial.println("Advertising started...");
#endif
delay(5000);
}
/*****************************************************************************
the loop function runs over and over again forever
*****************************************************************************/
void loop() {
}