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 I have a question, after watching the video: youtu.be/7h4wxyFktkQ It is mentioned that it is not recommended to connect to Google Cloud Platform from a device that is...
Hi, I am running NRF5_SDK_13.0.0_04 and s132_nrf52_4.0.3 on a custom board.
I am getting a Soft Device Fault on an NRF52832 device that I am not able to root cause. This...
Hi,
I downloaded nRF5_SDK_15.3.0_59ac345.
The first time,
Uploaded "..\examples\connectivity\ble_connectivity\hex ble_connectivity_s140_usb_hci_pca10059.hex" by nRF...
So I'm sending multiple payloads of the same width from the transmitter to a receiver and I see it sends only sends 3 times after which `TX_FULL` bit is set in the status...
Hi,
I'm working on a project involving pressure sensors.
These are to be read out via UART and then transmit the data via Mesh to a relay node up to a PC, which visualises...
Dear Sir or Madam, I am asking advice on the following matter: When trying to port the "pin_change_int" example to a nrf52833 DK the code compiles but is not showing the expected...
Hello, I developed a project starting from MQTT-SN example available in SDK for Thread and Zigbee.
I noticed that publishing and subscribing requires calls to functions...
hi，
I work in the nrf5_SDK_for_Mesh_v4.1.0_src. I want to adjust TX power based on light switch server . After setting TX power, I find that RSSI varies from high to low...
Hi.
I'm using nrf52840 SDK 16 with S140.
in my last piece of code static arrays were not enough and i needed malloc.
I used malloc without any issue, also i use cJSON...
Hi I am new to BLE energy and I would like to know if there are any SDK examples I could refer to learn about two DKs to communicate the external sensor data to the central...
Hello Nordic team,
I'm working on an nrf52840 with the SDK 15.3.0.
I'm using the SPIM instance 3 at 32MHz to interract with a Slave SPI which can support up to 40MHz....
Hi my USB keyboard application works on Windows and Linux but not on a MacBook Air with macOS Sierra 10.12.6. So I did step back and tried the combined HID example nRF5_SDK_16...
Hi,
I am using NRF52832 on SDK16 and Mesh 4.1.
When I use the NRF Mesh app to connect to a node, everything just works fine. Whenever I reset the device, the app and...
Hi,
I want to use a timestamp in my payload when ever I send data to the cloud.
First I wanted to use the ntp example from Håkon found here: https://github.com/Rallare...
So I've been tinkering with nrf2401 module lately and trying to send data between the modules. PTX is set up on STM32 and PRX on RPI, and i'm sending from PTX to PRX.
I...
