Nordic DevZone

Recent and unreplied - Help your fellow developer and earn points!

Not Answered
What types of actual devices correspond to N/A, Google, beacon, and manufacturer information in nRF Connect for iOS？ 0

Title: What types of actual devices correspond to N/A, Google, beacon, and manufacturer information in nRF Connect for iOS? Hello, I am a university student using nRF...
26 views

0 replies

Started 3 hours ago
by Liqu
Not Answered
nRF93M1 DK PPP Shell Sample: Unable to Connect to Network 0

Hi Nordic Team, I've just received my nRF93M1 DK. Similar to this issue, I am unable to get my DK connected using the PPP shell sample. Hardware: PCA10232 v0.4.0 Modem...
32 views

0 replies

Started 6 hours ago
by Macro Yau
Not Answered
Zephyr TWIM too slow so need to use NRFX driver 0

I have an application which is not able to talk with my gas gauge device when the TI EV2400 can. Looking at the waveforms all look the same except for the Zephyr code has...
58 views

0 replies

Started 22 hours ago
by John Galvin
Not Answered
Accessing the USB data lines from the nPM1300EK 0

Is there a recommended way to access the USB data lines from the J3 connector of the nPM1300EK? I would like to be able to charge the battery and also provide a USB mass storage...
- development
- usb
- hardware
- nPM1300
59 views

0 replies

Started 1 day ago
by Scigrapher
Not Answered
nRF9151 DECT NR+ – PT association fails with MAC_STATUS_NO_RESOURCES (7) using official dect_shell sample 0

Hello, I am currently testing DECT NR+ communication between multiple nRF9151 SMA DK boards, but I am unable to establish a connection between an FT and a PT. I initially...
67 views

0 replies

Started 1 day ago
by Damntrak06

Recent in the DevZone Blog

Writing BLE firmware with a few lines of code

Nguyen Hoan Hoang

Writing a BLE firmware can now be done with a few lines of code. The code example bellow is all you need to write for a non-connectable BLE firmware that advertise a counter value every second in the…
- 29 Dec 2017
nrF52 Tutorial: ETM Instruction Trace with Keil MDK

Bob Boys

Hello I wrote a tutorial on using the nrF52 Development Kit with Keil MDK. www.keil.com/appnotes/docs/apnt_308.asp This document features essential debugging capabilities of the nrF52 series. ETM Instruction…
- 15 Dec 2017
One minute to understand BLE connection data package

viewtool

1.Profile During connection procedure of BLE, there are three packages: SCAN_REQ, SCAN_RSP 和 CONNECT_REQ。 SCAN_REQ： Scan request, issued by MASTER DEVICE, send to SLAVE DEVICE，sent by the Link Layer…
- 15 Dec 2017
One minute to understand BLE MTU data package

viewtool

1.Profile MTU: ATT Maximum Transmission Unit (MTU) is the maximum length of an ATT packet. The ATT MTU is defined by the L2CAP and can be anywhere between 23 and infinity. The implementation of the Bluetooth…
- 15 Dec 2017
Debugging on nrf52840 with GDB from CLI on linux

jfcamel

Today I tried to find the better ways to debug program on nRF52840 PDK from CLI on linux. The ways that I tried [Failed] openocd (both stlink and jlink) & gdb [Succeeded] JLink & JLinkGDBServer &…
- 14 Dec 2017
The KEY POINT of example "ble_app_uart"

QQ645116977

This article baed on "pca10040", nRF52832 example code path "examples/ble_peripheral/ble_app_uart" IMPORTANT!!!! board config file of this example located in "components/boards/pca10040.h" and uart…
- 12 Dec 2017