Hello,
I established a connection between my central and peripheral module. Now i want to write characteristic value on peripheral. I tried with sd_ble_gattc_write function...
I am using the NRF24l01 for my products and looking to buy in bulk(100-1000). Now I know where to buy the just the IC but antenna design is a hard point to break right now...
Hi, my friend,
I've been with nrf905. I use a 16-bit CRC check.
But I encountered problems in use:
1.Nrf905 16-bit CRC check format is CRC-16(IBM):X16+X15+X2+1 or other...
I have two custom PCBs, each of which has a microcontroller and an nrf24L01+. Everything related to the transceiver in the designs are complete duplicates (with the exception...
Hello,
I've built a small BLE-device based on the nrf8001.
With my Iphone I can discover this device and I am able to connect to it and listen to notifications of the...
Our pcb is used for gps location data. We have a nrf24L01 nordic chip as the micro process or between the gps module and wireless module (2G). Our engineer needs to capture...
Hey folks,
I'm trying to modify the SPI Master loop back example into a 4 line SPI Master_Slave program. Whenever I change the Tx_Buffer_lenght from 10 to lsome other numbers...
Hi,
I am a little bit confused about the different supported stack for the nRF52833 when using BLE Mesh. With the current example, there is only support for the S113. Can...
I started a timer on the nrf52840 and the SDK is nRF5_SDK_15.2.0_9412b96, but I haven't never receive the callback message after the time. What's the reason?The code is as...
Hello ,
In this scenario, I have to measure the time interval between the START and STOP pulses generated by a peripheral device connected to nRF52 DK. The thing is START...
Hello!
I am currently using a module called BLENano2 (nRF52832). SDK15.0.0 is used and the editor is "Segger Embedded Studio v4.16".
Finished writing the program that...
Hi,
I tried out the light switch example on a nRF52833 and it seems not to be reliable at all. So i connected the debugger and saw, that in access.c,
in packet_alloc_and_tx...
Hi all,
I am trying to use nrf52840 dongle as hci_usb with the very simple task: scan
Host is Raspberry Pi with BlueZ
Controller is nrf52840 dongle with firmware hci_usb...
Hi
I want to move DFU at the application level. Is this possible? I want to move DFU at the application level because of my project requirement.
1. In my project, I have...
Hi, I am trying to get the BLE values on Thingy91 (PCA20035) . And I have followed the
devzone.nordicsemi.com/.../217018 I have ported the diff (nrf and zephyr diffs from...
I am using built-in DTLS for encrypting my UDP traffic. In order to save expensive data quota and reduce battery drain, I have to make use of session resumption, so that I...
Hi. I have a question about Bluetooth 5.1. I just want to know what the main difference is between a Bluetooth 5.0 and Bluetooth 5.1 chip.
Is it the hardware or software...
I am developing a firmware on a nrf52840 board with FreeRTOS. Unfortunately, due to a mistake during the development process, the board misses the XTAL 32,768 Hz.
Is there...
Hi Nordic:
I want to build a raspberry connected to a 52832 board via uart,
this raspberry pi with 52832 board need doing secure DFU to remote BLE device, the raspberryPI...
Using the nRF9160 on the Verizon network we are having some issues with eDRX. Specifically sending data to the device from our MQTT server.
We have configured a eDRX interval...
Hi,
I am working on nrf52 msc example. I am required to use internal flash for msc. In example there is support for ram, sd card and spi flash. I am required to use internal...
Hello,
I'm currently trying to sniff the DH Key Exchange as specified in Spec 5.1 p.2446. I'm using the nRF51 Dongle as sniffer, the nRF52 DK as slave and the nRF52840...
