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...
Hello All,
I'm very new to Nordic.
For our product development we are using NRF52832 chip and nRF5_SDK_14.2.0_17b948a stack.
Battery powered device it's so is there...
Hi,
Previously, I have done a board and this board have completely no problem to debug in Segger embedded studio.
I have route a new board, this board is almost everything...
Hi,
During evaluation of both nRF52840 Dev Kit and Dongle somehow the Dev Kit bootloader was erased. We were able to flash MCU firmware, but now J-Link is not able to connect...
I am working on a derivative of the Glucose sensor code from nRF Toolbox. The sensor peripheral accumulates a number of readings. The central sends a command to the Record...
I am looking at implementing some security features on a NRF52832. I am especially interesting in a Secure Boot process. Looking at the product specifications, I noticed the...
Consider the following steps:
1. At t=0s: Set a timer that expires in 30 seconds.
2. At t=30s: The timer set in step 1 expires. This will cause the app_timer module to...
Is there a planned update to the following repository, to bring it up to the latest version of the SDK?
https://github.com/NordicPlayground/nrf528xx-ble-throughput-demo...
Hi All,
As far as I understood, to complete a Diffie Hellman public key exchange the peer devices A and B needs to:
(1) A and B each generates two numbers, one as private...
Hello. We are trying to develop commercial devices using chips of nrf52 series. I would like to use nRFgo Studio for rewriting the farm, but will it cost the license fee?
Anyone aware of an implementation supporting performing a DFU on a mobile application using Google's Flutter framework? There are now fairly establish plugins for BLE such...
Hi,
I am on a BLE project to calculate weight using HX711 but i could find proper library file for this over in Github or anywhere. Kindy please someone share the file
...
NRF52840 - SDK 15.0 - Tested with Softdevice and No Softdevice
We have an application that requires deterministic execution of a group of SPI transfers over EasyDMA, where...
hello everybody!
i want to sample an analog signal with the board and send the 0/1 data with ble to the receiver .
i created my on service with rx and tx like in ble uart...
Hello Nordic Expert,
I am facing a stall pid issue with nRF52840 Dongle using nRF5_SDK_15.2.0_9412b96. The chip build code is QIAA C0 . I started with usbd_hid_generic example...
