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...
Hi all,
I've got some code running on my nRF9160dk that is behaving oddly. LED 3 blinks as expected (2 seconds on, 1 second off) but GPIO 10 (pin 18/ULTRASONIC_TRIG) remains...
Hi all, I'm a little blown away by the complexity of logging for this application (its highly likely I'm missing a few key elements to my understanding). I'm under the impression...
Hello, I read the instructions here for using the Nordic NRF Connect app for testing the CTS example: https://devzone.nordicsemi.com/f/nordic-q-a/53382/implementing-current...
Hello,
Hardware: nRF52840
SKD: nRF5_SDK_16.0.0
SoftDevice v7.0.1
I am working on creating a multilink central application where my central device connects to 3 peripherals...
Is there an issue with releasing application firmware, say v1.0 with and then in a following release via DFU, say v1.1 with .
I'm trying to understand if a network has been...
The nRF52832 (QFN package), Pin 44 is listed as "No connect" and has an additional description of "Leave unconnected". Question is what negative affect would occur if this...
Hi
I am unable to configure the nrf52840 dongle in client mode in light switch mesh example. I have changed the simple_hal.h to include the dongle board as /** Boards with...
I developed a software based on Blinky. I have been trying to add DFU to the current iOS app which is working properly to be like the Android app.
As I did in Android, the...
Hi, I would like to skip pairing process alltogether and just provide the KEys which were generated for both devices beforehand. My question is only. Is it possible to initate...
I have an application that will have up to 20 devices communicating with a gateway. Each device will need to send around 2MB of data every 5 minutes. We would like to use...
Hello.
I try to BLE and GPIOTE.
The reason for using GPIOTE is to read data from the temperature sensor.
And I want to sending data of temperature sensor by BLE...
Which type of PCB antenna should i use for BLE beacons based on nRF52832, nRF52840 and nRF52805 for longer range applications.?
Can i use the same antenna used in nRF52DK...
Hi All,
There are few chips that Nordic supports Direction Finding.
nRF5340,
nRF52833
nRF52820
nRF52811
Is it possible to know the recommended chip I should...
hi all,
NRF_ERROR_INVALID_STATE is coming when i initialise Ble_stak_init form nrf_sdh_enable_request() function.
I initalised ble once and disabled using sd_softdevice_disable...
