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...
Hey folks,
I'm trying to modify the SPI Master loop back example into a 4 line SPI Master_Slave program. Whenever I change the Tx_Buffer_lenght from 10 to lsome other numbers...
After working with NRF51822, I decided to go for NRF52832, and I bought some modules that have NRF52. I am using GCC and SDK13. I installed the S132 soft device which is in...
Hi - I am using NUS (Nordic UART Service) to send raw sensors data over BLE to my PC for later processing. However, I found that I can not get a more-than-20-packets-per-second...
Hello,
I am preparing a driver for the SAADC of nRF52832; I have to acquire data from five channels; consequently - in a scanning mode.
However, what I observed is that...
Hello,
I need to read SAADC input pin of nRF52832 that is multiplexed and wonder what the optimal strategy is to implement that.
Especially: setting a ppi channel so that...
Target - NRF52832 populated on a custom PCB using SDK 14.0.0 and s132 5.0
Background - end device will be used to send logged IMU data to the cloud via a smart device,...
Hi,
This is my first post here. I hope I will follow the structure of a good question.
I want to have a sequence of defined duty cycles (let's say 4 values). The aim...
serial-rtt.zip I'm having trouble debugging SDK14.1.0 example serial using NRF_LOG with NRF_LOG_BACKEND_RTT_ENABLED using the NRF52 DK, PCA10040.
With NRF_LOG_ENABLED set...
Situation: Trying to upgrade previous versions of the SD and BL (V3.0.0) to (V5.0.0)
Problem: device power cycles after a new application is flashed to the device into the...
I have successfully managed to communicate back and forth ( message ,Temp and Humidity data) between Two Arduino Nano using NRF24L01 module. However when I am trying to receive...
Hello All,
I'm using nRF52810 with SDK 14.1 base on ble_app_uart example. where i am continously receiving the GPS data via UART i changed the uart pin configuration as...
dear nordic employee:
I want to use the PPK measure my hardware
I set as the 《PPK_User_Guide_v1.1》 says,and the led1 is ok
but the ppk cannot work well
the details like...
Hello! Is it possible to subcribe on more then one characteristic (which support NOTIFY) on nRF52832 (in Central role)?
I check it in nRF Connect app, it's working, so probably...
Hi，i use SDK13.1 and nRF52840.I keep the DFU_APP_DATA_RESERVED equal to the FDS_VIRTUAL_PAGES.When i change the pages of them to 200,OTA was broken off when starting DFU.When...
SDK13, S132, nRF52832.
I use whitelist and bond peripherails. But after bonded 20 pcs of peripherials, I can work with only first 8 bonded.
Which parameters should change...
I’m trying to create a nRF8001 device without the need for any keys, because the device will be inaccessible in mounted condition. Additionally the connection must be secured...
