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 Team,
Scenario-1:
There is a use-case where 8 to 10 peripheral devices need to be connected with the HUB which is based on nRF52810 and a mobile device should be...
I'm working with nRF52840 on a battery powered device , as a result theres a constraint in the total power of the cell . Now , it's been decided to use the USB2.0 at full...
Hello,
I have a problem with communicating with SD cards ( https://devzone.nordicsemi.com/f/nordic-q-a/34401/fatfs-example-does-not-work-with-every-sd-card ). I resloved...
Occasionally, the NRF_LOG output just keep putting out random old log data. I have enabled the timestamp so I know they are old data. Once it happens, it just stuck in an...
Where do we get support for NRF24L01+ ?
There is no option in the pull down menu for the device.
I attempted to set up a profile for private support but they have made...
Hello , I am having 3 nRF52832 DK . I tried Light switch - proxy_client and proxy_server example . I provisioned nodes using nRF Mesh app . Here i want to send data from server...
Hi! I'm trying to figure out the nrf_ringbuf module, and would really appreciate some advice about its intended use case. The api exposes the following functions:
This...
I created a DFU package from the HEX file through following command nrfutil pkg generate —hw-version 51 —sd-req 0x5A —application-version 4 —application /Users/username/Desktop...
nrf_ringbuf has many logic bugs that cause it to both corrupt internal structures and return invalid data. For example one of these calls to nrf_ringbuf_alloc tells me that...
How to calculate the Distance between the central and peripheral where the peripheral is transmitting power at -40 dBm and my rssi value is -100 dBm ?
I'm using the nRF52...
Hi,
I'm wondering if the nRF52810 supports Central mode. I noticed that currently only the S112 is intended for production on the nRF52810, which only supports Peripheral...
Hi,
I came up with one application where i will be using one master and multilateral . with one master i want to scan all the the available peripherals and display it on...
Hello,
I´m using nrf52832 with sdk 14.2.0 and softdevice s132.
I'm trying the example bootloader_secure_ble and compiles me correctly.
The problem is that when I debug...
In a documentation i read that i can transmit power at minimum of -40 dBm ?But i cannot achieve my target as my range has to be minimum of one meter?
So how do reduce the...
