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281 questions

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37
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1
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Last activity 2017-09-22 10:22:36 +0200 by alutun

HID Consumer control settings

Dear fellow developper,

I'm trying to create a BLE device using HID service to control music, volume and so on.

I have successfully implemented a keyboard + Consumer control command in the HID service.

It works great on iOS and ... (more)

16
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no
votes
no
answers
Last activity 2017-09-19 10:46:50 +0200 by AmiguelS

Error 10 on DFU

I'm using S132 (SDK 12.3) and I'm trying to perform DFU over the air. The procedure I am using with this device (and failing) is being used on other devices an succeeding.

Using the Android Nordic DFU ... (more)

63
views
1
vote
1
answer
Last activity 2017-09-13 21:13:13 +0200 by David K.

DFU with Android 7.0 fails on connection

Dear Helpers,

We are facing an issue. It is all related to DFU (secure buttonless) and Android 7.0 (deployed on a Samsung A5).

We have a code that is running perfectly that allows advertising / scanning and connection with an ... (more)

92
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no
votes
2
answers
Last activity 2017-09-12 12:41:52 +0200 by Aleksander Nowakowski

Connection between Android phone and nRF52

Hello,

I'm having problems getting a stable channel from an Android device (LG K8) and the nRF52 development board. It is hard to tell whether which side is causing the problems. What happens is that one of the side ... (more)

35
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1
vote
2
answers
Last activity 2017-09-08 22:31:24 +0200 by Emil Lenngren flag of Sweden

Does nRF Connect app require a handshake from a device when scanning?

Hi,

The below results indicate the nRF Connect app requires a handshake even when scanning without connecting. Is this true?

I am using the android 'nRF Connnect' app on a phone to scan for an nRF52832 based device, let's ... (more)

29
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no
votes
1
answer
Last activity 2017-09-07 19:20:10 +0200 by Martin Børs-Lind flag of Norway

Scan and Gatt Connection Simulataneously

Is it possible to scan and make Gatt Connection simulataneously from Android app to NRF device.I have seen issues in second connection after disconnection.I have seen second gatt getting established after a long delay 10-13 secs. Is it ... (more)

28
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no
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no
answers
Last activity 2017-09-06 15:10:20 +0200 by Ilia

Android unbonded connection with NRF51822

I have troubles with connection using nrf51822 and android phones:

1) First I connect and bond the device to the phone and it works ok.

2) Then I periodically call gatt.readRemoteRssi() and gatt.readCharacteristic(BATTERY_LEVEL_CHARACTERISTIC), everything works fine so ... (more)

46
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no
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no
answers
Last activity 2017-09-05 11:32:03 +0200 by Torfinn Berset flag of Norway

Samsung Galaxy S8 cannot find nRF52 after Directed Advertisement

We have a discovery issue that seemingly only happens with the Samsung Galaxy S8.

We are using the nRF52832 with SoftDevice S132 v2.0.1, and do directed advertisements to the last connected peer when disconnecting. We do not use ... (more)

1k
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5
votes
4
answers
Last activity 2017-09-04 20:09:34 +0200 by flodis

Wireless Printf using BLE UART

We are developing a custom ble service and profile however having printf makes our lives that much easier so we are trying to incorporate it purely for testing purposes.

The idea is to send debug messages to an Android device ... (more)

31
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no
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no
answers
Last activity 2017-09-04 01:35:38 +0200 by Marcwolf

nRF51822 - Loading interface App back to phone

Hi all. On a competitors module (Simblee) it has a feature where it could pass a user interface back to the smartphone

This is a link that explains how it is done https://evothings.com/4-easy-steps-to...

Is there this capability ... (more)

36
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1
vote
1
answer
Last activity 2017-09-01 02:59:55 +0200 by DragonAnger

Is there any backup download site for mobile apps ? [closed]

I have trouble for downloading mobile app from Google play, since it is blocked in China. So... is there any official mirror site for download these apps ? Yes, we can find some download services, but we are not sure if ... (more)

67
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1
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no
answers
Last activity 2017-08-29 16:09:43 +0200 by Martin

Nordic SDK (softdevice) crashes during paring with Android 7.0

Hello,

We are facing a critical issue with our BLE peripheral product under development crashing during paring/bonding. The phones used are all different, but the ones running Android 7.0 crash the peripherad (device) running Nordic NRF52 chip with ... (more)

61
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no
votes
1
answer
Last activity 2017-08-25 14:53:17 +0200 by run_ar

Re-bonding issue with Android and S110

Hello,

we are facing the following issue when using Android and trying to rebond with a previously bonded S110 peripheral: Bonding the Android device with the S110 based device the first time is working fine - no problems. Next, the user ... (more)

52
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no
votes
no
answers
Last activity 2017-08-24 23:51:37 +0200 by frodyteen

How to poll data from sensor using an android app nrf52 nordic

I am developing on the nRF52 boards with a capacitive sensor. I followed the tutorial in this link and created a custom service with 3 read characteristics. I am able to use the nordic connect app to read the values ... (more)

60
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no
votes
1
answer
Last activity 2017-08-23 15:12:19 +0200 by Aleksander Nowakowski

Problem with killing process in Android

Hello !

I've created an app based on the nrf blinky master : it works perfectly on my smartphones. But when I kill the app, and when I relaunch it, it doesn't connect (or it connects, but in 2 minutes ... (more)

79
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2
votes
1
answer
Last activity 2017-08-21 17:25:14 +0200 by Petter Myhre flag of Norway

Why Additional features of nRF Connect for Android only not for iOS?

I'm talking about these following features:

  1. Parses values of most of known
  2. characteristics GATT server
  3. configuration Listing paired devices
  4. Bluetooth low energy Advertising
  5. (peripheral role) Simultaneous
  6. scanning, advertising and maintaining multiple connections

  7. Full support for Eddystone beacons and iBeacons ...

(more)

75
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no
votes
1
answer
Last activity 2017-08-18 11:25:00 +0200 by Aleksander Nowakowski

[android]how to disconnect connection gracefully

hi, Nordic I'm using your nRF51-DK(PCA10028) board, on android, i disconnect connection by call BluetoothGatt.disconnect (https://developer.android.com/referen...), it's work fine on almost android phones, but on some ones (such as xiaomi4LTE ) we can ... (more)

32
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1
vote
no
answers
Last activity 2017-08-17 10:15:30 +0200 by Markus

Android devices lose bonding

Hi,

we've developed a custom board with nrf51 and use bonding and white listing.

Everything works fine when connecting and bonding iOS phones with this devices but with Android things are a bit more difficult.

Somehow after bonding certain ... (more)

151
views
no
votes
1
answer
Last activity 2017-08-15 13:55:20 +0200 by Bjørn Spockeli flag of Norway

Android Bluetooth Mesh sample app

Hi!

Thank you for providing an SDK for BT mesh so early. I'm wondering if you also provide an Android (or perhaps iOS) mobile app that interacts with BT mesh, e.g. by acting as a provisioner through a ... (more)

40
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no
votes
1
answer
Last activity 2017-08-11 09:53:14 +0200 by Sigurd flag of Norway

connect interval

SDK: nRF5_SDK_11.0.0 Softdevice: s132_nrf52_2.0.0_softdevice

#define MIN_CONN_INTERVAL               MSEC_TO_UNITS(20, UNIT_1_25_MS)             /**< Minimum acceptable connection interval (20 ms), Connection interval uses 1.25 ms units. */
#define MAX_CONN_INTERVAL               MSEC_TO_UNITS(20, UNIT_1_25_MS)             /**< Maximum acceptable connection interval (75 ms), Connection interval uses ...
(more)

62
views
no
votes
1
answer
Last activity 2017-08-10 15:43:20 +0200 by Kristoffer

How to use the android app control expansion pin(Nordic Thingy:52)

Hi everyone I'm Rookie....

Recently bought this board, want to do more applications in the expansion of the pin, for example, control stepper motor or LED, but can not find the relevant development environment and grammar, can provide relevant ... (more)

45
views
no
votes
1
answer
Last activity 2017-08-04 11:20:33 +0200 by Aleksander Nowakowski

achieve beacon region enter and exit in android with nRF58122

Hello, Dear Nordic Development Team,

I recently developed android application for detecting nRF51822 beacon which is working as a peripheral. I was trying to launch an app when user enters beacon region and do some action on exit of the ... (more)

100
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1
vote
1
answer
Last activity 2017-08-04 07:27:14 +0200 by Roger Clark

What is the beacon layout of nRF58122?

Hi,

Please let me what is the beacon layout of nRF58122 for scanning beacons in region by using following method: BeaconManager.getBeaconParsers().add(new BeaconParser() .setBeaconLayout("BEACON_LAYOUT"));

Thanks in advance.

26
views
no
votes
1
answer
Last activity 2017-08-03 07:58:40 +0200 by skydiver

Receiving characteristic notification with Bluetooth disabled?

Hi, I am currently trying to receive a characteristic notification using an Android device which is connected to a ble beacon with the nRF52832 microcontroller. It works fine. I established the connection and run it in a service.

But if ... (more)

19
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no
votes
no
answers
Last activity 2017-08-02 16:47:57 +0200 by Mabbas

Unable to connect noridic nrf51 with andriod 5.x

Hello everyone,

I tried to connect with nrf51 with andriod 5.x .On connection indication the Master (android ) shows the following values of connection parameter (taken from sniffer):

  connInterval: 37,50  ms
  connSlaveLatency: 0
  connSupervisionTimeout: 20000,00  ms

The nrf52 ... (more)

94
views
2
votes
1
answer
Last activity 2017-07-20 11:56:40 +0200 by levshkatov

Can't connect Android to nRF52832

I'm trying to create a connection between Android 6.0 and nRF52832. I created a service, like in tutorial, added it's uuid to adv packet (I seeit in nRF Connection). I can connect to it using nRF Connection ... (more)

119
views
no
votes
no
answers
Last activity 2017-07-18 16:31:13 +0200 by paula

setBeaconLayout on Android-Beacon Library

Has anyone successfully used the Android-Beacon Library to detect the nRF51822 Beacon on and Android application? I tried several different layouts but I just can't detect it.

public class MainActivity extends AppCompatActivity implements BeaconConsumer {

protected static final String TAG ...
(more)

89
views
2
votes
no
answers
Last activity 2017-07-13 21:44:48 +0200 by Sebastian van Wickern

Android LE Connection Update terminates with Reason Connection Timeout

I'm trying to figure out why "some" (as in not all of them) Android Devices drop my Bluetooth Low Energy connection (to an NRF52 which I don't think is the problem) after a few seconds.

The behavior within ... (more)

238
views
3
votes
3
answers
Last activity 2017-07-13 02:33:11 +0200 by Youngjun

nRF52832 connection problem with some android device

Hi, I'm using nRF52832 with sdk 13.0.0(softdevice 4.0.2). I had trouble to connect nRF52 and some android 7.0(or upper version) smart device. I tested samsung galaxy tap 10.1 A6 (android 7 ... (more)

57
views
1
vote
no
answers
Last activity 2017-07-10 05:04:42 +0200 by runninghorse

An andoid phone connect to multiple ble devices

In my project, an android phone is needed to connect to two ble devices. All my ble devices are nrf51822. The android phone can connect to and receive data from every device respectively, but can't work when connecting to ... (more)

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