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, all!
nRF51822 had been used in my project, because of dual bank bootloader and softdevice, the
internal flash memory was not enough for the application. I want to...
Hi there,
I need to add more the function based on Bluetooth, and I need the better security of the function. However, I do not want others read flash data freely and I hope...
Hi
I'm preparing for some tests and I'm wondering where I can find information about what the expected percentage error rate should be?
Right now with 2 nrf boards connected...
Hello to all nordic jedi masters!
I have made an observation, on which I would like your confirmation.
My combo is: nrf52832 + SDK 11 + SD132.
Will my application ...
I'm currently writing my thesis, and my goal is to establish a network protocol like IP. We need to transmit about 200kB of data between 2 or more nodes once every 10-30 minutes...
I am programming a device with a NF52 that uses a hall effect switch o enter/exit sleep mode when BLE is in advertising mode. When connected, It will generate a separate BLE...
Hello,
i have a strange behaviour on a board with nRF52. The board is flashed with SD 4.0.2 and bootloader.
On Keil If i load the bootloader with JLink, it runs and...
I'm using nrfutil version 2.0.0 and have noticed a strange bug today when generating a new signed application image for bootloading.
If I have a version number of 0207...
hello , I am new to SPI protocol.I am using NRF52 DK &nRF5_SDK_13.0.0_04a0bfd( pca10040) using keil-5. I want spi master example code. Can any one suggested me where I find...
Hi there,
The S132 SoftDevice for the nRF52832 has grown in size from 0x1F000 for release 1.0.0-2.alpha, to 0x23000 for 5.0.0-3.alpha. It appears that the nRF52840 will...
I have a small PCB I'm prototyping/assembling, based on a nRF52832 with a few sensors. Looking for someone here to help me with writing basic firmware for testing the board...
Hi,
I am having trouble reading the contents of a record after the NFC tag in the microcontroller has been written by a smartphone.
I'm using the t4t emulator. When...
