Datasheet

void setup(void)

{

// Other startup code here

// ...

// Set up Advertising Packet

setupAdv();

// Start Advertising

Bluefruit.Advertising.start();

}

void startAdv(void)

{

// Advertising packet

Bluefruit.Advertising.addFlags(BLE_GAP_ADV_FLAGS_LE_ONLY_GENERAL_DISC_MODE);

Bluefruit.Advertising.addTxPower();

// Include bleuart 128-bit uuid

Bluefruit.Advertising.addService(bleuart);

// Secondary Scan Response packet (optional)

// Since there is no room for 'Name' in Advertising packet

Bluefruit.ScanResponse.addName();

/* Start Advertising

* - Enable auto advertising if disconnected

* - Interval: fast mode = 20 ms, slow mode = 152.5 ms

* - Timeout for fast mode is 30 seconds

* - Start(timeout) with timeout = 0 will advertise forever (until connected)

* For recommended advertising interval

* https://developer.apple.com/library/content/qa/qa1931/_index.html

Bluefruit.Advertising.restartOnDisconnect(true);

Bluefruit.Advertising.setInterval(32, 244); // in unit of 0.625 ms

Bluefruit.Advertising.setFastTimeout(30); // number of seconds in fast mode

Bluefruit.Advertising.start(0); // 0 = Don't stop advertising after n seconds

}