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Not Answered
v3.4.0 samples, specifically MCUboot+sysbuild+ns-variant+dts-style partitioning example 0

Hello, I've been asked to create a new ticket for this. It follows on from @ Erlend Isachsen asked: So before marking this problem as resolved, it would be nice to be...
37 views

0 replies

Started 7 hours ago
by embeddedCoder
Not Answered
Speed up first connection to cell? 0

I am developing on the nrf9151 with SDK v3.4.0. The device I am developing will be moving trough all of europe . My goal is to speed up the `AT+CFUN=1` conenction part of...
- development
- battery
- lte-m
- nb-iot
- nRF9151
- iot sdk
- configuration
22 views

0 replies

Started 8 hours ago
by Peter Horauer
Not Answered
PAWR Frequency Hop 0

HI I am currently carrying out secondary development for PAWR based on NCS 3.2.1. I understand that its communication adopts frequency hopping. I would like to ask whether...
29 views

0 replies

Started 10 hours ago
by joey
Not Answered
Enabling RTT console (and logger) appears to corrupt adjacent memory 0

NCS-3.4.0, on nRF5340, custom board losely based on PAN1783. No RTT backend, BLE stack works properly: RTT enabled, BLE stack reads some garbage: Printing is done...
48 views

0 replies

Started 11 hours ago
by reavertm
Not Answered
USB D- Port connected to GND 0

Hello, our design does not use the USB block of the 52833. In the electrical schematic we have connected VBUS (AD2) to GND and we leave D-(AD4) and D+(AD6) open. Due to a...
35 views

0 replies

Started 12 hours ago
by taui

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