I'm trying to design a very low power sensor that takes readings using ADC and SPI 200 times a second. I'm a bit worried by the current EasyDMA uses (1.1mA). As far as I can...
Hi, I am working on a project where I want to make one nrf51288 chip as central hub and connect that to a android phone and other salve nrf51288 .
idea similar to this: ...
Hi,
I have a code programming the nRF51422 development board to write to a Sharp Memory 96x96 pixel LCD screen using SPI.
Currently the code writes two numbers and a...
I've modified the ble_app_uart example by adding GPIOTE so that the transmitter sends a character to the receiver when a GPIO pin is toggled. This part is working well.
...
Hi,
I am working on my hardware product having nRF-51422 chipset. I just came to know from forum post that
nRF-52 chips will get arduino IDE support as standalone. I want...
Hi!
I've been using PCA10028 for a long time and I had some bricking issues but I've managed to un-brick it with "nrfjprog --recover" and everything would work again. ...
I want to build nrftoolbox app in android studio. I downloaded the zip file from the github website and also the required dfu library. I unzipped both the files in a folder...
Hi,
I have an application where first nrf51822 would act as central, a second nrf51822 would act as peripheral, a third nrf51822 would act as a peripheral. I found that a...
I have the opportunity to select the voltage of the power supply feeding an nRF52. There no other chips in the system, thus there are no other constraints on the voltage....
I want to sign a block of data from my nrf51822. I though the cryptographic library would serve my purpose. But I am not quite able to get my code working. I tried searching...
How to enable semihosting in sdk11 examples?
This works, but I can't port it to examples/periferal/template_project :(
changes:
pca10028/armgcc/Makefile:
adding...
Hi,
I have an application, where I need to send beacons and listen to beacons. Is it possible to do both in the same code base, without tearing down the softdevice and re...
Hi,
I would like first nRF51822(device 1) to use Gazelle library to talk with another nRF51822(device 2) and the same first nRF51822 to use Bluetooth to connect to another...
Hello,
i'm currently looking into ble-bcast-mesh with the goal to transfer a large amount of data (up to 1kB) from one node to another. ble-bast-mesh is working (as far...
Using GCC 4.8.4, it seems to me, that the nrf52_common.ld shiped with the sdk version 12.2 contains a bug:
If an image is defined where the .text data fits into the flash...
I am attempting to connect and send data between an nRF51422 (DK) running the UART Peripheral Example Code and an nRF52832 (DK) running the UART Central example. I am able...
We are a medical company utilizing the NRF51822 board with SDK 11 for our application. As part of filing for approval for our product from the FDA we are required to prove...
There is a corner case in pstorage_raw.c that can cause a deadlock between pstorage module and the pstorage system event handler. This in turn will cause all the future pstorage...
Hi,
I just implemented LESC Numeric Match on the NUS service for my peripheral device (based on ble_app_multirole_lesc example). I am able to connect to my device using...
I am using the esb_tx example on an nRF51 DK board modified to send BLE advertising packets at 1 KHz.
I am receiving the packets on a BlueTooth sniffer. The contents of...
Hi,
i'm designing a board based on NRF51822-QFAC chip and i'm using this antenna chip 2450AT43A100E and this balun 2450BM14E0003T .
I put the balun as close as possible...
I have __asm("BKPT #0\n") in my code. When running without a debugger, it seems to generate a hard fault exception (which I can tell because I have a hard fault handler that...
