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New nRF52840 finger tip size module with Type-C Dongle fully compatible with Nordic dongle 0

Hi to all Nordic product lovers, This is not a question but rather an announcement of a new nRF52840 based finger tip size module 14 x 9 x 1.6mm launched at CrowdSupply...
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Started over 5 years ago
by Nguyen Hoan Hoang
Not Answered
Bitwise operations on uint8_t / Integer promotion 0

Hi, I have a SPI slave device which outputs 8-bit registers that I have to assemble. For example, I receive two 8-bit registers, a high and a low register, which I have...
1279 views

0 replies

Started over 5 years ago
by fuesel
Not Answered
CMSIS tool 0

Hello, Is there a way to show only enabled options in CMSIS tool? If not, that would be a nice enhancement for future versions. Thanks, Sam
958 views

0 replies

Started over 5 years ago
by Sam123
Not Answered
Erase 0

I have a PCA10059 dongle. I have inadvertently configured pin P0.25 as the sleep debug pin and I use active state 0 as I am using off board LEDs with reverse logic. This means...
526 views

0 replies

Started over 5 years ago
by Malcolm
Not Answered
Where can I find Name/Description String for Bluetooth Service, Characteristic or Descriptor UUIDs? 0

If you're working on a product that requires you to show and translate GATT Attribute (Service, Characteristic and/or Descriptor) UUIDs to Strings to the user, it's likely...
604 views

0 replies

Started over 5 years ago
by Dinesh Harjani

Recent in Nordic 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