Nordic Q&A

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Not Answered
nRF5340_Audio application with LSM6DSOX interrupt issue 0

I'm trying to implement a fall detection feature on the headset side using the LSM6DSOX IMU sensor. The IMU is configured successfully, but the board halts after the INT1...
26 views

0 replies

Started 4 hours ago
by Bassem19
Not Answered
error -22 when subscribing to HOGP reports 0

I have a ready hogp struct and I'm trying to subscribe to an input notification (I'm connecting to a bluetooth keyboard) and I'm getting error -22. Here's the callback in...
- development
- software
- C
- bluetooth le
- nrf52840
16 views

0 replies

Started 5 hours ago
by Orlin
Not Answered
pulse counting with GPIOTE, PPI and TIMER 0

Hello, I am trying to count pulses on nRF52840 DK's pin for measuring water flow with hall effect sensor. I tried to implement PPI + GPIOTE + TIMER in counter mode, but...
21 views

0 replies

Started 5 hours ago
by Pepam
Not Answered
SPIM3 draws higher current even with Errata workaround 0

Hi, I am using nrf52840-based custom hardware and have an external flash connected on SPIM3. Till now I was working with my other peripheral connected on different buses and...
19 views

0 replies

Started 6 hours ago
by Ankit_chauhan
Not Answered
GAZELL and BLE simultaneously activated not working 0

Hello Nordic Team I am using SDK 3.0.1 with a nRF52DK to develop a firmware that can be switched from BLE mode to GAZELL mode and vice versa over a command sent via UART...
19 views

0 replies

Started 6 hours ago
by Christophe_
Not Answered
nrf9151 flash with custom SIM not detecting SOFT SIM 0

I have SIM credentials and I want to write SOft SIM using those credentials. Is there any doc which I can refer to write / flash my SIM to nrf9151.
19 views

0 replies

Started 6 hours ago
by aleem
Not Answered
Power supply for nRF5340 + nRF7002 combination for very low power consumption 0

Hello, We are currently evaluating a very low power application using the nRF5340+7002. Our hardware design includes a complex power supply configuration, and we need to...
- Evaluation
- hardware
- nRF7002
- nRF5340
40 views

0 replies

Started 7 hours ago
by ValentinKunti

Nordic Support - all public tickets

Answered
[iOS App development] Need delay after connection for sending via NUS? 0

Using SDK 7.2 and S110 7.1 IDE : IAR EWARM 7.1 Board : PCA10001 (Revision 2 MCU) Service : Battery Service (BAS), Nordic UART Service (NUS) ...
- io
2994 views

5 replies

Latest over 9 years ago
by RK
Not Answered

Linker settings using S130 and SDK 9 for chips with AA designation. 0

I'm able to run my applications on SDK 9 with softdevice 130 with the development kit. The chip on it is labeled N51422QFACA11503AD. I have a custom board that has a chip...

1565 views

3 replies

Latest over 9 years ago
by Ron
Answered

Does someone have nRF51 SDK v4.3.0 ? 0

Because I need to compare this version of include file , soucre file and lib file. Does someone have this version: V4.3.0 ? thanks a lot.

1295 views

2 replies

Latest over 9 years ago
by Susheel Nuguru
Answered
Is it possible to run uClinux on nRF52 with functioning BLE? 0

I'm wondering if it's possible to run uClinux on nRF52 with functioning BLE.
- 132 nrf52832 uclinux
2402 views

3 replies

Latest over 9 years ago
by Susheel Nuguru
Not Answered

can i add alarm in my nrf51dk board? if yes then how? 0

when i get peer with my chip it rings. plz help me out.

1220 views

4 replies

Latest over 9 years ago
by iqra
Not Answered

how to add buzzer in my nrf51dk board? please give me example. and tell me there is a builtin buzzer in dk? 0

i want to add alarm/ buzzer to my board. any reference about it? help me out please

2212 views

4 replies

Latest over 9 years ago
by Susheel Nuguru
Not Answered

Issue in buzzer beep 0

Hello everyone , I have written the program for getting the buzzer Beep sound and then i compiled the program without any errors and warnings but i am not getting the beep...

5137 views

12 replies

Latest over 9 years ago
by iqra
Not Answered
issues with latest SDK 11.0.0-2 0

I recently grabbed the latest SDK nRF5_SDK_11.0.0-2.alpha. I was looking at some of the changes and wanted to run one or two demos to make sure I was able to build them properly...
- 132 nrf52
2862 views

6 replies

Latest over 9 years ago
by Richard von Lehe
Answered
How can I retrieve rx_handle and cccd_handle on DM_EVT_DEVICE_CONTEXT_LOADED? 0

I am testing this on ble_app_hrs and ble_app_hrs_c. After devices are bound I would like to skip discovery as it takes long time. So all I need to do is get the service's...
1855 views

1 reply

Latest over 9 years ago
by Petter Myhre
Not Answered
ble_nus_string_send get error NRF_ERROR_INVALID_STATE 0

After I receive data by ble_nuts,using example ble_app_uart. I call ble_nus_string_send to the central, however I got error,I print error code is 8 which means "NRF_ERROR_INVALID_STATE...
- nrf_error_invalid_state
2405 views

2 replies

Latest over 9 years ago
by Petter Myhre
Not Answered
Which buzzer is attached with nrf51822 for tracing purpose? 0

And where should it be attached and how?
- nrf51822
1679 views

1 reply

Latest over 9 years ago
by Petter Myhre
Not Answered
nfr51822 SPI multi_slave conrtol 0

hi First,I apology for my poor English... I want to make a project to connect 2 device. With a sensor from TI , which comes out the sensed signal . Transfer the data...
2099 views

2 replies

Latest over 9 years ago
by awneil
Not Answered
DFU ERROR: REMOTE DFU INVALID STATUS 0

Hi, platform info: SDK 9.0, NRF51822, SD:s110_nrf51_8.0.0, Master Control Panel(android):2.0.0 We use eample dual_bank_ble_s110 under dfu/bootaloader/pca10028/ of SDK...
- dfu nrf51822
2053 views

1 reply

Latest over 9 years ago
by peter
Not Answered
A terrible magical conflict problem 0

Hi: I've developed nrf51822 about 1 year.I find a very terrible magical conflict problem.Please verify. Thank you. Platform: nrf51822QFAA H0 + SDK9 + KEIL5 1\ I want to...
- gpio uart gzll conflict
1134 views

2 replies

Latest over 9 years ago
by chenyu
Answered
DFU question 0

Hello, I've built "bootloader" project in sdk6 and sdk8, which named "sdk6_bootloader.hex" and "sdk8_bootloader". Then what I did are listed as below: (1) using ...
- bootloader
- keil
- dfu
- nrf51822
2263 views

2 replies

Latest over 9 years ago
by sara