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...
I was testing 9160 power consumption, the specifications says it is the minimum consumption current 7µA, but when I test on the DK board, the minimum current is 2ma, my test...
Greetings, I designed custom board using nRF52832 and sht20 temperature sensor. I defined sda and scl pin number of sht20 in pca board file (pin number 23 and 24). 4.7k pull...
Hello,
I want to test cold start performance of GPS on the nRF9160 DK using the gps example from the SDK. If I run the example unmodified from the sdk, get a fix, power...
Hello!
I am working on a project where we want over the air updates for the finished product. To make that possible I implemented the buttonless DFU and it is working great...
By following this post , I had some issues.
When compiling nrf_ppi.h:
1) For channels 10, 11, 12, 13, 14, 15: 'PPI_CHEN_CH10_Pos' undeclared here (not in a function...
Hello !!
I have custom board on nrf52832 having 10 buttons which is pull down by default. I have achieved 22uA after modifying the ble_app_beacon example to broadcast when...
I am writing a program by moving the contents of twi_master_using_nrf_twi_mngr based on the ble_app_uart project.
The source code is as follows.
Please tell me how...
Hi, 1- I have worked on ble_app_template(As Peripheral Only). Now, what changes I should make to gain max range? Any specific changes for long-range? 2- Here is my code. I...
Hi I am using ncs version 1.5.0 and dk version 0.15.0
I want go get the modem info like MCC,MNC,CellID & LAC..I followed the following snippet
err = modem_info_string_get...
Hi,
I am able to sniff and decrypt all the packets in Mesh Network as per NRF_Sniff Procedure Manual.
But unable to decrypt the packets received between the Low Power...
I'm developing an application where there will be multiple central links to relatively low bandwidth sensors and 1 central link where sensor data will be streamed. The throughput...
Hi teams,
I am developing with Mesh SDK 4.0.0, and suffers from random fault during long-term test.
The last readable callstack position is the below.
The callstack...
I am currently trying to use a nordic semi ppk and nrf52840 to read current in the nordic semi power profiler software. I am able to flash the DK successfully (while P22 is...
