RSS
Sort by » date activity ▼ answers views votes

304 questions

Tagged
  • x
19
views
no
votes
no
answers
Last activity 2017-11-19 19:58:41 +0200 by Sween

Is there a way to increade data rate from BLE device ?

Hi,

I'm retreiving data from my Running Speed and Cadence BLE device to my Android smartphone. The BLE device is the Polar Stride.

The problem I have is that the data I receive is only sent every seconds. Is ... (more)

49
views
1
vote
1
answer
Last activity 2017-11-14 10:48:06 +0200 by Hung Bui

Is there any example of using nRF51 UART for iOS similar to for android?

I am developing a solution that needs to use nRF51 UART to send streaming data and I found a great example for android at GitHub, however the application is multiplatform and I need an example of how to do in ... (more)

36
views
no
votes
1
answer
Last activity 2017-11-13 14:03:25 +0200 by Petter Myhre flag of Norway

PIN access on app for BLE device

I would like to know how to create a prompt that asks for a PIN before a user gets access to pairing to a BLE peripheral. Currently I'm using a CurieBot and once it's found via the app ... (more)

29
views
no
votes
no
answers
Last activity 2017-11-09 06:59:14 +0200 by Light

Can't start DFU with nRF connect/Tool box on Android OS

I work with nRF52832, based on SDK 14.0.0, and I have done DFU operation successfully with nRF connect on iOS, but when I used Android phone, nRF connect couldn't start DFU, it just displayed "disconnecting" and quited ... (more)

48
views
no
votes
1
answer
Last activity 2017-11-07 11:35:41 +0200 by enes.sakut

How to receive nRF51 BLE device from android phone notifications?

Hi I'm creating an android app for smartwatch(used nrf51 ble),I have two questions

1.I used ANCS(Apple notification center service) in my android app,but nrf51 device didn't read anything.I added ANCS UUID,characteristics ... (more)

42
views
no
votes
no
answers
Last activity 2017-11-06 21:24:32 +0200 by ckellerman

nRF Cloud Gateway Android Beta

Has anyone been able to successfully connect a BLE device to nRF Cloud using an Android device as a gateway?

I don't see many posts or discussions around this topic. After following the steps of "Add a Gateway" on ... (more)

46
views
no
votes
1
answer
Last activity 2017-11-06 11:21:35 +0100 by Hung Bui

FDS record download on android

Hi,

I am wondering if its possible to download a fds record on android device when connected ?

I want to save data and retrieve it when I get connected to it.

Thanks

50
views
2
votes
1
answer
Last activity 2017-11-04 01:49:28 +0200 by Zaeer khan

Need UART service only in nRF toolbox

Hi All,

I am a beginner in app development. I am working on a project where i am supposed to transfer texts to my pca10040. Although i wanted know if i can modify nRF Toolbox 2.4.0 such that ... (more)

19
views
no
votes
no
answers
Last activity 2017-11-02 05:16:57 +0200 by kaochin

DeviceScan uses the android studio with miniSdkVersion newer than SDK21

Hi: I download the google official example "android-BluetoothLeGatt" from github In the original code, the SDK26 is used, but it can not find any BLE device.

If the minSdkVersion is modified as 21, it can works proper.

Does anyone suffer ... (more)

56
views
no
votes
no
answers
Last activity 2017-11-02 00:09:29 +0200 by Fanis

Bonding request on connect

I've got a little confused about variety of peer/bonding/whitelist abstractions realized in NRF5 SDK. My goal is to maintain longterm connections (nrf52832 peripheral + smartphone central) only with bonded devices. I've successfully protected my BLE characteristics' data ... (more)

74
views
no
votes
no
answers
Last activity 2017-10-31 04:23:31 +0200 by vtarantik

Unable to connect to bonded device on Android

Hi, I have a problem with BLE connection. When I bond to the device and then connect, everything works and connection is stable. When I kill the app and try to connect again to the bonded device, I get disconnected ... (more)

40
views
no
votes
no
answers
Last activity 2017-10-30 21:19:52 +0200 by Rob Lewis

Bluetooth HCI snoop log analyzer for Mac? (GATT_INTERNAL_ERROR)

Is there a good Mac log analyzer for Android's btsnoop_HCI.log file?

I'm trying to debug an Error 0x81 (GATT_INTERNAL_ERROR) that is being returned when I try to write characteristic 2a52 (the Record Access Control Point) in a ... (more)

46
views
no
votes
no
answers
Last activity 2017-10-25 01:20:13 +0200 by Usama Aftab

OnError is triggering in Nordic Android API during DFU

I am having problems implementing Device Firmware Update in Android. The specs of my development environment is:

  • Samsung Galaxy S7 Edge.
  • Nordic DFU API v1.5.1
  • Nordic SDK 12.0 on Peripheral.

I don't have any problem starting ... (more)

86
views
no
votes
1
answer
Last activity 2017-10-24 09:23:28 +0200 by Bjørn Kvaale

Sending data to Arduino 101

I would like to start off by saying I am not a very experienced programmer and I only have base knowledge of Java and Android Studio. Furthermore, I have no experience in Bluetooth communication or BLE. I've done a ... (more)

46
views
no
votes
no
answers
Last activity 2017-10-22 10:23:36 +0100 by Stas

uart android app best template

I want to create own android app with just nus service (uart).I'm not very good in android programming, so there are two ways for me doing that: 1. Use Android-nRf-uart example on github pros: what I need. There ... (more)

69
views
no
votes
1
answer
Last activity 2017-10-17 08:27:32 +0200 by tommik

Type 4 tag NDEF record update

Hello,

i am working with SDK 14 type 4 tag library on NRF52832 hardware. I've based my code on the example "writable ndef msg".

When receiving a record, the NFC handler assumes, that NLEN is first updated to 0 ... (more)

85
views
no
votes
1
answer
Last activity 2017-10-16 16:12:31 +0100 by Aleksander Nowakowski

Can I modify 'access modifier' of mService instance in the BleProfileServiceReadyAcvitiy?

I'm building an android application using BleProfile classes in the nrftoolbox.

I want to request characteristic write to a peer(nRF51) in MyApplicationActivity inheriting BleProfileServiceReadyActivity.

To do this, MyApplicationBinder inherit LocalBinder in the MyApplicationService and I added new methods ... (more)

72
views
2
votes
1
answer
Last activity 2017-10-13 13:05:36 +0200 by Joakim Jakobsen flag of Norway

Android/ios starter guide

Hello,

I am an android developer and very new to Nordic. I have a client who wants me to develop an android app which can update his Nordic (nrf52) device firmware OTA. There are some other features of his nordic ... (more)

74
views
2
votes
1
answer
Last activity 2017-10-09 07:50:33 +0200 by soumil

Parsing of Advertising Data in Android and IOS.

Hi,

We are integrating a 3rd party device with our application and while we were parsing advertising data, we found the same data received in Android at 3rd and 4th index of the advertising packet, while in IOS it is ... (more)

70
views
no
votes
no
answers
Last activity 2017-10-04 04:54:57 +0200 by D J

Nordic Thingy 52 connection on Samsung A5 2017 with Nougat

Hi,

I've couple of Nordic Thingy 52. I was able to connect to these using my Samsung A5 2017 running Marshmallow and see the various sensor readings.

After an OS update on Samsung A5 2017 from Marshmallow to Nougat ... (more)

59
views
no
votes
no
answers
Last activity 2017-10-03 19:56:55 +0100 by ataii

Android long connection time when wifi is off

I am having strange behavior with android application/nrf51 pair I am normally able to connect to my nrf51 device in a second or two with an android app. however when the wifi is turned off or not connected it ... (more)

86
views
no
votes
1
answer
Last activity 2017-09-28 11:51:32 +0200 by endnode

Bluetooth 5 high throughput android -> nrf52 example

Is there any on SDK14?

75
views
1
vote
no
answers
Last activity 2017-09-25 06:04:04 +0200 by khnoizer

Cannot connect beacon to android app

I have ordered two "nRF51822 Bluetooth Smart Beacon Kit"s on this page: https://www.nordicsemi.com/eng/Produc..., and got these two: image description

I've downloaded the android source code provided there, built and ran the app on my phone ... (more)

134
views
no
votes
1
answer
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)

40
views
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)

154
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)

182
views
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)

41
views
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)

34
views
no
votes
1
answer
Last activity 2017-09-07 19:20:10 +0100 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)

66
views
no
votes
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)

Statistics

  • Total users: 25345
  • Latest user: Elisabeth Richard
  • Resolved questions: 10981
  • Unanswered questions: 3702
  • Total questions: 27097