Hi Nordic,
I've built a ble app with a custom protocol, but am struggling with storing bonds, when running under freeRtos.
What I see:
central app crashes (hardfault...
Hello All,
I am new to this forum, I have been using nRF51822 for a while, and its a great little BLE chip. I am usinga BLE keyboard to send a key to iphone and I captured...
I WANT COMMUNICATION BETWEEN A NRF51422 AND NRF528321 BOARDS, IN WHICH IN NRF51422 BOARD I WILL MEASURE PWM COUNT(IT IS PHERIPHERAL) AND SEND IT TO NRF528321 BOARD WHICH IS...
Hi,
I've been working on a way to detect and prevent replay attacks when beacons are used for sensor data. This is mostly used for home automation sensors, where I have BLE...
Hi,
For our current application we have migrated from SDK 13 to SDK 14. We are using RTOS to handle the functionalities of our application. We replaced our own task for handling...
hello,
I use nrf51822 + S130 + SDK12.2 in my product, nrf51822 work at central + peripheral mode，and i use nrf_duf_flash module for my dfu funtion.
The problem is, i...
I want to communicate Central and peripheral devices with KeyPass. Also I want to generate keypass in Peripheral device. But keypass should to include symbols, low/upper case...
We are applying the CE certifcate for a product using nRF51822 and softdevice S130. Certification lab requires us to fill in below techanical questions. Please help to answer...
Hello, my program stuck at these assembly codes:
I decided that it was stuck because I keep pressing F11 and it just go around in circles in these 4 lines.
So:
...
Can't I connect to device that hasn't been discovered yet??
I'm trying to connect one device( A ) to another device( B ) which ADDRESS is known but never discovered yet...
Hi there,
We're looking at doing something with beacons so that we can make use of the way iOS handles scans for them in the background differently to other peripherals...
The debugger does not work with the latest GNU toolchain for ARM Cortex-M build. It throws the following error on Eclipse:
Could not determine GDB version after sending...
GPIOTE Library makes my Board(nRF51422-QFAC) Brick??
I just build my nRF51422 Board, and It's pretty working well before I've used GPIOTE Library.
Before using GPIOTE...
Hi everyone,
I am seeing an issue where the SPI (master) ignores the first byte of RX buff and begins storing the received bytes from RxBuff[1] instead of RxBuff[0]. In...
Does anyone know if there is any documentation of nrf51822's current consumption? Perhaps, something similar to CC254x's Application Note . I'm mostly interested in the current...
Hello,
I would like to build two boards that can send small messages between them, at long distance. For that I would like to use some of your devices (I used 51822 in...
Hi
I have working module which communicates via uart with another module. It works good, unless it is heated to 40C. After that temperature UART communication is not correct...
Hi Engineers!
We made our own ten (10) PCB's with nRF52840 MCU onboard fully according to "Circuit configuration no. 3":
1. LDO only mode (VDDH connected to VDD connected...
I have a custom circuit with nrf52832 which I am trying to program.
All i/o pins seem to be working fine except pins P0.06 - P0.10.
I'm testing it with mbed (digitalout...
Hi,
Thanks for taking the time looking into issue.
We are using Keil uVision 5.14.
Our target is a custom board (BMD200 eval Module based on nRF51822)
We were able to...
Hei guys,
for a new custom board based on nrf52832 where i have to minimize power:
have an external Li-Po battery, with a cutoff @3.0v, so the range will be 4.2v...
