Nordic Q&A

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Not Answered
issue debugging nRF52833 DK with OpenOCD 0

Hello, My setup: nRF5833 DK, OpenOCD-0.11.0 on Windows 10 I installed the xpac OpenOCD package and attepmted to connect to server using the command and I get the...
7 views

0 replies

Started 1 hour ago
by SpicyChef
Not Answered
Random high byte when double converted to signed 16 int and sent over BLE 0

I am taking over a firmware Bluetooth project and am reading the code that is having some issues. Below is a snippet from a BLE characteristic read callback. Here a double...
- software
- C
- zephyr
- nrf52832
- bluetooth le
- production
10 views

0 replies

Started 1 hour ago
by yayembedded
Not Answered
USB CDC ACM max transfer speed 0

Hello ! I'm using USB CDC ACM serial port in interrupt driven mode. I can see driver operate by 64 bytes chunks. Linux PC is used as data source and I can see 450KB...
10 views

0 replies

Started 1 hour ago
by Hiihtaja
Not Answered
Nordic Thungy 91, Ibasis SIM card does not activate 0

I bought a Nordic Thingy 91, I wrote the ICCID and PUK but the Ibasis SIM card does not activate. It says: "Error: user not updated"
21 views

0 replies

Started 3 hours ago
by iarakis
Not Answered
app_usbd_cdc_acm_write takes more time to transfer 0

Hi team, I'm streaming the sensor data through USB (using hterm) every 2.5ms. i have configures USB as CDC and using virtual COM port. In each iteration, i transfer...
- development
- software
- nrf52840
- usb
24 views

0 replies

Started 6 hours ago
by john.ashok
Not Answered
how to use spi for nrf52840 in nrf9160 dk board 0

Hello, I have the nrf52840 dongle but as you can't debug the code in the nrf52840 dongle, I want to use the nrf52840 in the nrf9160 dk module. I'm a beginner in this...
- nRF9160
- Evaluation
- bluetooth le
- nrf52840
- hardware
41 views

0 replies

Started 9 hours ago
by Seema
Not Answered
Max value of external pull-up resistor 0

After reading this https://devzone.nordicsemi.com/f/nordic-q-a/3830/what-is-the-value-of-the-gpio-pull-up-and-pull-down-resistor and seeing that the internal pull-up is...
43 views

0 replies

Started 11 hours ago
by Graeme Parker

Nordic Support - all public tickets

Not Answered
nRF52840 Zephyr dual QSPI Cypress S25hS512 flash Problem 0

Hi, We are using nrf52840 for custom design and we have replaced the mx25r6435f qspi flash with Cypress S25hS512 qspi flash. We configured the flash as below in the dts...
76 views

2 replies

Latest 11 hours ago
by Tushar_V
Answered
SAADC double buffering not working 0

Hi, I'm setting up SAADC as explained in the examples: First start conversions with buffer 0, then with buffer 1. On the SAADC callback I queue the current buffer for conversions...
656 views

3 replies

Latest 13 hours ago
by juulee
Not Answered
Is full duplex audio communication over BLE possible? 0

Hi, My application has one master device and 5 slaves. can I select the slave and do audio full duplex communication? How many simultaneous full-duplex audio links can...
51 views

0 replies

Started 13 hours ago
by Hanu
Suggested Answer
How to control a node(Server) with several mobiles(Clients) inside the mesh network? 0

Hello I am launching a project and I intend to: Want to use multiple mobile phones and nrf-mesh software, Connect to a mesh server and turn on or off a led So I connect...
- development
- software
- android
- mesh
- zephyr
- Other
- bluetooth le
131 views

3 replies

Latest 13 hours ago
by M__1993
Not Answered
Controlling Servers using unicast address 0

Hi everyone, I am looking into controlling servers using light_lightness server in 17.0.2 As far as I know, you can control the the publishing from client side by changing...
365 views

11 replies

Latest 15 hours ago
by kyle goldsteins
Not Answered
UARTE enable, then disable 0

My project uses nRF52832 and I'm at the point of the project where I'm trying to minimize power consumption. To assist in this, I created a very small main() that goes...
49 views

0 replies

Started 19 hours ago
by CktDesigner
Not Answered
How to enable BLE PIN based security for Arduino Nano 33 BLE? 0

Hi, I need to enable PIN based security for my dev. project on Nano 33 BLE, by PIN security I mean force mobile app to enter a hard-coded PIN to connect to my BLE device...
53 views

0 replies

Started 20 hours ago
by pauldeg
Not Answered
How to set a GPIO 0

Hi I wanna use second pin of nRF52832 as a gpio output pin. I'm using software as a follows. ・nRF5_SDK_17.1.0_ddde560 I don't know which function programs I must...
93 views

2 replies

Latest 20 hours ago
by TakaTaka
Not Answered
How to use nrf5340 as a USB Microphone device? 0

I want to use nrf5340 as a USB Audio Microphone. I am taking the help of zephyr/samples/subsys/usb/audio/headphones_microphone sample app, which contains USB Headphone...
- development
- software
- usb
- nRF5340
669 views

8 replies

Latest 23 hours ago
by Jeff
Not Answered
Sharing UART between DFU & APP 0

I am using the UART to perform serial DFU on nRF52832. I got it to work fine using nRF Connect SDK 1.8.0. Now, I need to pass some serial data to the APP when not in DFU...
51 views

0 replies

Started 23 hours ago
by BZK
Not Answered
SPI with LS7366R 0

Hi I'm working with an nrf52840-dk on NCS 1.8.0. I'm attempting to interface the board with an LS7366R quadrature counter over SPI; however, I'm not receiving any count...
- development
- Education
- spi
- configuration
- zephyr
- nrf52840
56 views

0 replies

Started 1 day ago
by jopayne24
Not Answered
SPI slave mode power usage 0

Hi, when using the spi peripheral in slave configuration, what can I expect at power consumption level? does the spi peripheral derive its clock from an internal system...
54 views

0 replies

Started 1 day ago
by daan
Not Answered
how to dfu from bare metal with s132 to zephyr 0

Hello Nordic We have a device, working on nrf52832, with s132 and nRF5 sdk11.0.0, at customers around the world. It contains a bootloader mechanism that copies a received...
- software
- Evaluation
- nrf5 sdk
- zephyr
- nrf52832
- dfu
61 views

0 replies

Started 1 day ago
by ziv123
Not Answered
nRF5340DK kit stopped being detected on USB port 0

I baught new DK. Form last few days, I was testing sample programs for learning purpose. Suddenly, SDK stopped being detcected via USB port ? I could not diagnose the reason...
41 views

0 replies

Started 1 day ago
by mexco
Not Answered
Need Zepher RTOS porting support for nRF52840 Based Application. 0

Hi Team, We build the bare application with nRF52840 Soc with the SDK Version 16 with out any RTOS Layer. We are planning to port our code base to Zepher RTOS layer. ...
218 views

4 replies

Latest 1 day ago
by Srinivas V