How do I receive multiple signals simultaneously at a single receiver (433MHz) with multiple transmitters ?
I am working on a polling system. This one is similar to the audience...
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...
Background:
First, let me state that this is a huge amount of contradictory information on this forum due to the UICR registers behaving differently for each generation...
Hello,
I am designing a test jig with embedded gang programmer (10 targets) for our NRF52840 module and i have issue with reliable target acquisition, i would like to know...
I’m very familiar with the HID keyboard and mouse profile and have built products using it but need direction on how to replicate the functionality of a up/down/left/right...
Hello
I've seen that this topic already has been discussed several times but i couldn't find an answer.
Am I right when I say, there is no PC application for logging received...
Hello,
I'm trying on the ESB examples in nRF Connect SDK v1.3.1, but it seems the Zephyr is crashing during the call k_sleep (l. 54). The following code I isolate the "k_sleep...
Hi All.
I am writing an application that has several notifiable characteristics, and up until now they have been sending data just fine, however the other day I was cleaning...
Dear all,
I'm currently implementing the 802.15.4 stack using the precompiled library inside SDK 17.00. I'm trying to send data every tot (10/20/30) ms. What I currently...
Hi,
On our custom nRF52840 board, we have an external LTE-M modem.
We would like to eventually use this modem to send data over the network, including LwM2M. What is the...
Hi i am debugging my code and i don't understand why i end up in a "fatal error" even if my function is returning NRF_SUCCESS.
My errors are so defined:
and in my...
I am in the process of evaluating the NRF52840dk and the NRF52840 dongle. I would like to have a program that will show, or record, RSSI data between units, or a unit and...
Hi,
Our setup includes two devices, a central and peripheral. For both devices, nRF52840 is used.
We are working with nRF5 SDK version 16.0.
In our application, the...
I am having difficulty copying the light_switch client and server demos outside of the SDK, what is the general procedure? I have manually deleted and re-inserted the files...
We have created a custom board using the nRF52832 (as part of the uBlox ANNA-B112 module), and are using the internal LF RC oscillator.
We are about to go through some pre...
Hi all,
the installation of nrfutils as per nordic infocenter
is failing. Not sure if the first step worked (claims it did but with some error messages):
Next step...
I have added the include and src. file paths to the MAKEFILE and yet I am experiencing this error.
I tried deleting the main.c.o file too, but am still experiencing this...
