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...
Hi,
For our current application we have migrated from SDK 13 to SDK 14. We are using RTOS to handle the functionalities of our application. We replaced our own task for handling...
hello,
I use nrf51822 + S130 + SDK12.2 in my product, nrf51822 work at central + peripheral mode，and i use nrf_duf_flash module for my dfu funtion.
The problem is, i...
Hi!
I am trying to use serial port library with Free RTOS (SDK 15.3). I created a read task but when I try to read, the function does sometimes receive wrong bytes. I also...
So I am trying to store a few configuration parameters in flash. I am using nrf_fstorage for that. so before storing the parameters, I am erasing the flash but, it hangs at...
I am using the chip NRF52840 ,the board is powed by a battery, and I program the firmware by using the JLINK,then I unplug the JLINK and waiting the system to go into sleep...
I'm working on a project using the nRF52840 that will have a central device with an NFC reader and up to three peripheral devices with an NFC tag. The goal is to have an LED...
We have already developed firmware for our product using SDK nRF5 SDK v14.2.0 with Soft device S132 V5.0.0. For the new product development, we plan to use the Soft device...
Hello all,
We are trying to use Background DFU.
We are able to trigger using "background_dfu_validate_trigger" and "background_dfu_process_trigger". Process the init packet...
Hi,
I'm looking to connect DAC 5504 ( By AD ) to my NRF52840 based design.
I was wondering if a similar work has been done before ? I can use a good reference code
...
Hi!,
Im curious of what the below module (U34) does within the GPS circuit?
Also, what does the MAGPIO0 "55" do?, can I use one of the GPIOS for enabling the GPS?...
Hello All,
I created a BLE service (relay service) to be able to turn ON or OFF a relay switch. The relay switch hardware is attached to Adafruit Bluefruit Feather (nRF52832...
Hi,
As i know that the nRF52840 DK having thread, Ant and zigbee supports. Till now we can tested examples using the DK's only. Now am eagerly waiting to know that is...
Hi.
I use SDK15.3 (PCA10056 NRF52840) USB MSC example.
i can enumerate disk, creat file and delete file. but i can not edit file.
When I edited the file, re-plugged...
Hello! i am working with nrf5-ble-mpu-data-ready-interrupts example from github, I defined twi, could compile it without errors. But the case it, it doesn't advertise and...
Hi,
I'm trying to get my NRF52840 to minimum current in sleep, but got stuck around 440 uA. Reading through the various posts about sleep current for this type of device...
Hello,
I have created a service with three characteristics in which the 1st and 3rd characteristics have all the three Notify, read, write properties. The second characteristic...
Hi!
I'm try restrict device connections with whitelist.
Code based on examples/ble_peripheral/ble_app_hids_mouse.
My problem - any devices can bond and connect even...
