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...
Hello all,
I'm currently working on a project with a due date coming up soon. I'm using two (2) nRF24L01's with a nRF24L01+PA+LNA shield.
Right now I have my micro controller...
I want to change the advertising data of the advertising packets with time. I did find the solution for the same in this link - https://devzone.nordicsemi.com/f/nordic-q-a...
I have a board with an NRF52832 and an LED driver. I wrote a function that bit bangs a serial stream to an LED driver. It works when I use the nrf_gpio.h library.
However...
I am working with NRF 51DK. I am trying to flash a software on the target device which uses NRF51 microcontroller. I am using NrfGo studio. I am facing an error that, Unable...
Hi All,
I am newbie with nordic, and I need some help.
I am using nRF52832 with softdevice.
I need to generate a 128 kHz clock signal (PWM pulses with 128kHz frequency...
Hello, everyone!
I am a newbie developer about nrf51.
I need to advertise my BLE and save my power.
I have read the document that nrf51 has System-on (including some...
We have a couple of development units that are showing the above error in the nRF Toolbox app. Using the nRF Connect app, the DFU dialog just goes away and the screen reverts...
What is the difference between 'NRF_SDH_DISPATCH_MODEL_INTERRUPT', 'NRF_SDH_DISPATCH_MODEL_APPSH' and 'NRF_SDH_DISPATCH_MODEL_POLLING' in the 'NRF_SDH_DISPATCH_MODEL' related...
Dear All,
Currently I'm developing a BLE module that will be useful by its uart service and will use nrf51822. Nordic provided an example based on sdk 6.1 for low power...
Hello,
I want to read data from mesh network (from all the servers) to send it to a gateway. I saw in the documentation that Provisioner s can be a part of gateway devices...
Hi all,
I'm trying to enable Bluetooth 5 extended advertisement in nRF52840.
Currently, I'm using Nordic SDK v15.0.0 and S140 Softdevice v6.0.0.
In order to init the...
Dear Nordic Support Team,
I want to send the new PCB layout for manufacturer but I am not sure that
I can use any pairs of pin for DFU over serial or not.
I want to...
Hi all,
I have a question regarding the BLE mesh specification. When you are transmitting data using advertising frames, how does it check if the transmission medium is...
Hello everyone,
I am working on DFU bootloader application for android and iOS (using Qt C++).
For android everything works fine, but for iOS I have problems.
In order...
