why use 50ms and 400ms connection interval for testing the maximum data throughput(2M,247byte payload)?
Because 50ms can only send a pdu , and 400ms can send up to 8 pdu...
Hi,
I am using Keil IDE to develop nRF51822 project.
in main(), the command line
APP_SCHED_INIT(APP_SCHED_MAX_EVT_SIZE, APP_SCHED_QUEUE_SIZE);
has Error : L6218E...
Hello,
I'm new to the Nordic SDK and I would like to ask you for help with implementation of PORT events for revision < 3 in "low power" mode instead of "high power" mode...
Hi Nordic,
I've built a ble app with a custom protocol, but am struggling with storing bonds, when running under freeRtos.
What I see:
central app crashes (hardfault...
Hello All,
I am new to this forum, I have been using nRF51822 for a while, and its a great little BLE chip. I am usinga BLE keyboard to send a key to iphone and I captured...
I WANT COMMUNICATION BETWEEN A NRF51422 AND NRF528321 BOARDS, IN WHICH IN NRF51422 BOARD I WILL MEASURE PWM COUNT(IT IS PHERIPHERAL) AND SEND IT TO NRF528321 BOARD WHICH IS...
Hi,
I've been working on a way to detect and prevent replay attacks when beacons are used for sensor data. This is mostly used for home automation sensors, where I have BLE...
https://devzone.nordicsemi.com/f/nordic-q-a/79832/need-interface-mcu-initial-boot-firmware
apparently i can't update it anymore. does 'engineer assigned' mean that it can...
Hello,
I was measuring the current of a circuit I made using a PPK II and noticed I am getting two different readings from the two PCs I used (a work and a home PC).
Both...
hi
my first test do not run, bletooth is not enabled and could not get the bluetooth device led on board and signal on my mobile.
i following this link
https://infocenter...
Dear team,
i am working on ble_app_lbs_nus_c project when in this project try to add nrfx_timer.c file
we got an error like this.
and in sdk_config.h file is there ...
Hi,
I am receiving NRF9160 board. Please let me know if we need to change anything to support India Bands. Also it will be great if you can share Indian service provider...
How do I quickly check if the external crystal (32.768 with 15pf load caps.) I soldered is working.
I built a custom board but had to reflow solder in my lab.
Everything...
Dear DevZone community,
I'm developing a Mesh application using nRF52840 Segger Embedded Studio (SES) onLinux. I'm using version 5.0.0 of the Mesh SDK. As desccribed in...
Hi all, I have integrated a slightly customised Ble to Uart example with the buttonless DFU implementation and libraries, and obviously its size inflated. I need to decrease...
Hi. I am trying to generate a shared key via ECDH to encrypt message through UART between nrf52832 and Qualcomm chip. nRF52832 is using uECC and Qualcomm is using openssl...
Hi engineer,
I have developed a dongle that uses 52840 and is used as the master device. Now the data sent by the dongle to the slave device needs to use prepare write request...
Hi,
I have just started playing with nrf connect sdk.
Things I have achieved so far:
1. Build the code.
2. Download the sample codes.
3. Evaluate the performance...
Hey all,
I've run into an interesting situation where writing multiple notifications to successively to a multi-characteristic (custom) service causes data loss. Look like...
I updated nRFConnect from 3.6.1 to 3.7.1 and it started to have intermittent issues with the following error:
---
15:34:27.142
Application data folder: C:\Users\User...
To the kind attention of Nordic support team,
Let's take this as an example:
static inline void usbd_errata_187_211_begin(void) { NRFX_CRITICAL_SECTION_ENTER(); if (*...
As a test of how to add a library to a project, I am trying to add access to this library http://developer.nordicsemi.com/nRF_Connect_SDK/doc/1.5.0/nrf/include/dk_buttons_and_leds...