Nordic Q&A

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Not Answered
heart rate read 0

Hello, I have set nRF51822 Evaluation Kit. With its help, I would like to read the pulse of the heart rate monitor: link text I manage to connect to it using the...
- nrf51822 hrm
798 views

0 replies

Started over 10 years ago
by Greg
Not Answered

Retry Pairing Procedure 0

Does the s110 stack allow retrying pairing procedure? It looks like the stack (peripheral) always ends with disconnect upon invalid passkey. We would like to explore the...

696 views

0 replies

Started over 10 years ago
by Chaowen Young
Not Answered

device disconnects with the client after cutting the link SB8 for current measurement in nRf51822 eKit.any solution ?? 0

the sB8 link was cut for current measurement .but now no services are enabled and the device doesnt connects to master .pls help !!!

568 views

0 replies

Started over 11 years ago
by hrg
Not Answered

DFU-OTA with S110 v7a3 and nRFToolBox on iPhone 5S 0

Hi Guys, since yesterday i am trying to get the DFU with Softdevice S110 (BLE) v7-alpha3 working but haven't succeeded yet. My process is the following: s110_nrf51822_7...

963 views

0 replies

Started over 11 years ago
by Marius R.
Not Answered
relation in channel and pin 0

Hi All, i would like to know about 1) what is channel in nrf51288? 2) is there any mathematical relationship between channel no and pin no as in ble_app_hrs example channel...
606 views

0 replies

Started over 11 years ago
by renu
Not Answered
uart(with USB to UART bridge) dfu can not work 0

Hi, I use UART bootloader SDK example(dfu_dual_bank_hci) to do update firmware on EK PCA10001 board,it can work ok.But i changed the HCI_SLIP_UART_RX_PIN_NUMBER and HCI_SLIP_UART_TX_PIN_NUMBER...
- dfu with hci
998 views

0 replies

Started over 11 years ago
by jay
Not Answered
Re-connecting iOS(ANCS) takes about 20 sec. 0

Hi. I have been trying get a notification through ANCS. I have created an app which is made by modifying ble_app_ancs sample. It works basically but there is one problem...
- s110
- nrf51822
750 views

0 replies

Started over 11 years ago
by Masa

Nordic Support - all public tickets

Answered
Option for using TWI1 and SPI1 at a time or one after another in nRF52840 0

I want to use SPI1 and TWI1 instances at a same time or one after another. How can I configure it?
798 views

2 replies

Latest over 5 years ago
by Manish Gawade
Not Answered
How To Add AES128 bit encription in my Application 0

Dear Nordic Team, Thanks for supporting. I want support for AES18bit Encription. Need basic tutorials and how to add my existing code.
- development
- software
- beacons
- nrf52832
1032 views

6 replies

Latest over 5 years ago
by Amanda Hsieh
Answered
NRF_EVT_FLASH_OPERATION_ERROR occurred during saving DFU setting and no ANT/BLE activity 0

We are using NRF52840 with Softdevice 340 and several sensors connected via ANT and BLE. NRF is connected to STM32 via serial UART connection and use ANT serial protocol for...
597 views

2 replies

Latest over 5 years ago
by Rostokus
Answered
Coin cell supply to PPK voltage lower than supply directly to DUT 0

I am using PPK to measure current. The system uses 2 CR2430 in parallel. I observe that 1. When using the battery as external supply, the battery voltage drop to 2.5V...
686 views

2 replies

Latest over 5 years ago
by 5IM00N
Not Answered
In TiyoYuden EYSHJNZWZ, how to use the internal RC Oscillator 0

I am using the original board. It does not have a 32kHz crystal. So I want to use the built-in RC oscillator. In addition, use the time example of nRF5_SDK_16.0.0. "NRFX_CLOCK_CONFIG_LF_SRC...
1199 views

9 replies

Latest over 5 years ago
by Simonr
Answered
Understanding DTM test setup 0

Hello, I am using nRF52840 S140 v7.0.1. I have few queries on DTM functionality. 1) As per standards, we can do DTM test either by sending HCI commands or UART commands...
2580 views

4 replies

Latest over 5 years ago
by beemavishnu
Not Answered
Eddystone eTLM data decoding 0

Hi, Using Eddystone example I configured EID and TLM slots. I see in nRF connect app both EID and encrypted TLM(encrypted data, salt, MIC). How to exactly decode the...
1412 views

6 replies

Latest over 5 years ago
by Sridhar Jonnavittula
Answered
Nrf52811 AoA TX timing, does this require manual timing 0

Hello, we are experimenting with the Nrf52811 CTE feature and have a few doubts concerning the documentation. We program our experiments with bare-metal (no soft device...
5313 views

5 replies

Latest over 5 years ago
by Pete W
Not Answered
Log data continuously from Nordic Thingy 52 sensors 0

Hi, I am working on one business use case. The basic requirement is to monitor the outdoor air environment from different locations. I want to try out the initial things...
774 views

3 replies

Latest over 5 years ago
by rbshah7388
Answered
Request tolerance in the D/E dimension of nRF52840 0

There is no tolerance in the A/A2/A3/D/E dimension of nRF52840,could you help offer it? Or do you make a supplement?pls see below picture,tks
790 views

3 replies

Latest over 5 years ago
by shanmao
Not Answered
How BLE scan is done in the DFU (OTA) example? 0

Hi, For nRF52840 BLE, in the DFU (OTA) example (buttonless OTA): ../nRF5_SDK_15.3.0_59ac345/examples/ble_peripheral/ble_app_buttonless_dfu How scanning is done? Or where...
1269 views

8 replies

Latest over 5 years ago
by TigerD
Answered
[Zigbee] Unable to subscribe to attributes and/or receive reports on device with multiple endpoints +4

Hello, I'm using Zigbee SDK 4.0.0 with Segger Embedded Studio 4.30 and custom pca10059-compatible debug board. I ran into difficulties when trying to subscribe to attributes...
- development
- software
- zigbee
- nrf52840
7427 views

17 replies

Latest over 5 years ago
by happy_nordic_user
Not Answered
Swift Pairing for custom gatt service 0

Hi, I am using custom gatt service & I have included some of the code which supports swift pairing from ble_hid_mouse example. Here is my sniffer log - & the jlink rtt...
4391 views

19 replies

Latest over 5 years ago
by Kenneth
Not Answered
please help me, i dont know this error 0

why this error occur? i dont know how to fix this error please help me how to fix
294 views

1 reply

Latest over 5 years ago
by Kenneth
Answered
Difference between DTM and Radio test example. 0

Hello, I am using nRF52840, S140 V7.0.1. I am new to certification and trying to understand the setup. This query is on top of DTM setup query https://devzone.nordicsemi...
1775 views

2 replies

Latest over 5 years ago
by beemavishnu