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, we understand that the Nordic framework, by default, restarts advertising on disconnect. I learned that here, thank you:
https://devzone.nordicsemi.com/f/nordic-q...
I'm currently running on nRF Connect SDK (hash: 4b012fb4882f0ddd3de9f339ebc5a3f1c3cacd4a). I'm running a connection between a nRF91+nRF52840 (as central running NUS_C) using...
I have an nRF52840 board that fails to connect to Linux over USB. The board powers on and the green LED at the lower left of the PCA10056 flashes on/off rather quickly. But...
There is a bug in fds.c file, Please go through the below code snippet.
I do not return from fds_gc(), execution stays there for infinite.
More information:
1) #define...
Nordic nRF52840, with regards to stored security keys in flash, some wear leveling schemes move data when being updated but do not erase data from the old location. This is...
Based on several posts I've found on the forum, the notification queue size is automatically set by the stack based on the connection event length (NRF_SDH_BLE_GAP_EVENT_LENGTH...
Hello, I have developed a program that reads (with I2C) a temperature sensor and sends it to the central board. The central board is a NRF52480-DK. I have tested the peripheral...
Dear Sir.
I was testing dfu mode with an nrf52840 dk and held down the IF BOOT/RESET button, then powered up and waited a few seconds before it went into bootloader mode...
Hi,
I'm evaluating the NRF52832 for an ultra low power BLE application where I'm going to use GATT. I've built some prototypes with the NRF52832 and right now I have to...
Our engineers have two questions that they are confused with:
1) When applaying ble techniques, does nodic 52 serious of chip compatible with SIG mesh?
2) When applaying...
Hi there,
we are working on getting type approval certification, and the test lab is asking for fixed frequency software, drivers and SOP.
What we need is the fixed frequency...
Hi,
The actual problem: I want to store some stuff to flash at factory, that is never erased. And I also need another persistent memory that can be written in runtime. I...
Hello I am now trying to implement an active NFC Tag using nRF52832. But I don't know what that example project is. Can you point to a command or example source that performs...
Hi,
nrf-sdk: 1.3
Firmware: 1.2.1
Using offloaded sockets(secrets at the modem side)
My use-case is this: Provision PSK and identity to device at the factory for DTLS...
