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 have a problem when I build my project from sample central_uart & peripheral_uart .
I have two nrf5340 called A and B . B scans the broadcast to A to establish...
I'm having problems reading channel AIN7 in the rRF52, SDK11
I configure every channel in a similar way:
//adc_channel_5
{
nrf_saadc_channel_config_t channel_config...
Hi I am working on nrf52840 dk project. I want to find out the maximum stack usage of the program.I searched in the devzone support forum and stumbled upon this method to...
Is there a problem with writing-to and notifying-from the same characteristic? Or is it recommended that one create two characteristics, one for receiving data, and the other...
Hi everyone,
I am using the nRF52840-PDK and nRF5_SDK_17.1.0_ddde560, And trying to enter System Off modes with no RAM Retention.
I use the ram_retention example from...
Hi,
I have met a problem that I try to advertise nRF52840 dongle in pc-ble-driver-py. However, connection is not built from this command:
The uuid is uart over ble which...
Hello Nordic family, I hope everyone is fine.
I want to do modifications to the nRF Toolbox android App such that the data received by the nRF Toolbox android App from the...
I'll start off by saying, as a new developer, Nordic has made an absolute mess out of the docs. The default example 'TWI_sensor' starts with easyDMA enabled, meaning it defaults...
Hello,
I am using nrf5340 module with external hardware audio codec to test stereo audio output.
I use nrf5340 module as the headset to connect with Pixel 7 mobile phone...
Hi Nordic Team,
The default stream direction is undirectional, so I add CONFIG_STREAM_BIDIRECTIONAL=y in prj.conf, then use " python buildprog.py -c both -b debug -d both...
Hello,
We have a fitness application that employs concurrent use of ANT+ and BLE communications on an nRF52840, that we wish to port to the nRF5340. The product brief...
I created a custom bootloader based on the SDK 15.3.0 secure bootloader. At location 0xFF8 I defined the uicr bootloader start address as 0xE4000 but my bootloader actually...
Hello
I was trying to add BH1749 I2C Sensor for existing Mesh_Sensor example to get RGB values like shown in this Light_Sensor example. Couldn't decide how to do it and...
Hello all,
Environment: nRF52840-DK, NRF SDK V15.0.0, SoftDevice s140 v 6.0.0, ARMGCC building with Makefile
I am currently trying to combine the examples of the USB and...
On a 52840 USB stick, I successfully tested the "observer" demo app.
Now, I tried to extend it by enabling CONFIG_BT_EXT_ADV=y which is supposed to print some details about...
