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...
Is this the right cable to program the Thingy 91 using nRF9160-DK?
https://www.digikey.com/products/en/cable-assemblies/rectangular-cable-assemblies/450?k=adafruit%201675...
Hi,
I've developed a custom board with nRF5340-QKAA (see schematic sheet attached). nRF5340's VDD pins are not tied to VDDH pin, then I assume the nRF5340 automatically...
I tried to build the OpenThread CLI sample in nrfConnect SDK 3.1 with the version of Segger as installed by the ToolChain Manager. 4.52 on a nRF52840 DK board.
This is the...
Hi I am now aiming to progress ota with android application. Following the guidelines on ithub, I created a class DfuService, NotificationActivity. The class internal code...
Hi,
I am using nrf9160 module and want communicate with cloud via NB-iot network.
But I don't have idea that NB-iot supported in India or not.can you please help here...
Hi,
I'm trying to include a library written in C++ which requires at least GNU++11. Unfortunately if I switch the C++ compiler in SES I get the following error:
Is there...
Hi there, I have been trying recently to DFU a custom device using desktop nrf connect, and I get an error message as in the following picture right after pressing start DFU...
Hello,
Currently we working on a project that uses:
- nRF9160
- Zyphre OS
- Segger Embedded Studio for Arm (Nordic Edition) V4.52
- SDK v1.2
I saw in others...
Hello, i have configured the Timer1 as follows
ISR_DIRECT_DECLARE(timer_handler){
if (NRF_TIMER1->EVENTS_COMPARE[0]){ NRF_TIMER1->EVENTS_COMPARE[0] = 0;
gpio_pin_toggle...
Dear experts.. we are trying to build a 12 lead ecg system which sends real time data to mobile phone for plotting using nRF52832. While most of the time it works ok, when...
We have an application that sends a short BLE packet to a mobile app every second, for about 15 minutes, and then shuts down and sleeps. Meanwhile, it also writes to an SPI...
SDK version: nRF5_SDK_15.0.0_a53641a
Softdevice version: s140nrf52611
HW: Custom
I am using the example for open bootloader (nRF5_SDK_15.3.0_59ac345\examples\dfu\open_bootloader...
Hi,
Our device ( nrf9160) is running application ( non secur) built with sdk 1.2.0 (toolchain v4.42) , we've updated it using FOTA download to the application built with...
Hi, Devzone.
Well, I found the calendar library from the following link. https://github.com/NordicPlayground/nrf5-calendar-example
By the way, I'm using RTC0 for Softdevice...
Hi, I want to know what is the different between QFAAB0 and QFAAD0. The IO of QFAAD0 version seems to be broken down easily.Maximum 4mA current flows into IO.
