Hi all,
I am trying to count the positive edges of a 3.5MHz signal with GPIOTE, PPI and the TIMER1. Unfortunately i can only measure to frequencies up to a little more...
Loaded Softdevice S140, ( Using NRF52840 DK board ) using NRFgo Studio.
App flash base is set to 0x00021000 and app RAM base is set to 0x20003000
Looking at the CPU...
In our earlier projects with nRF51 and SDK 8 we used to have bluetooth device names of length 13 or 14 characters. However, when using nRF52 and SDK 12 I noticed that the...
Does the Antenna in this Beacon relates with this "BAL-NRF02D3 '50 ohm balun transformer for 2.45GHz ISM"? Any idea what's this "BAL-NRF02D3" for? many thanks!
I am using a eeprep tool which can only be used with command prompt. I am struggling with it.
Here is the format to use eeprep tool :-
usage: eeprep [options] <infile...
Description : It is not possible to flash or debug an application with IAR on the Nordic target. This issue is caused by a bad interaction between CMSIS-DAP IF present on...
Hi,
What should i do after i load mesh app in " github.com/.../nRF51-ble-bcast-mesh" adress?i have two board
When i download the app,why doesnt advertising exist.i cant...
Hi,
I'm using PCA10028 to communicate with ADS1131 ( www.ti.com/.../ADS1131) which outputs 18bit on SPI bus. I managed to get the data out by reading 24bits, but it feels...
Hello ! When I make a read with the SPI from a sensor's register the data sometimes comes correct and most of the time wrong. I tested the read operation with an Arduino and...
Hi
what is the best way to implement a sleep after disconnect?
We are using a custom board and I implemented it this way:
on connect : turn advertisement off
on disconnect...
I used iar for my project. But for some reason I have to transfer my project to keil now. Attached is the icf file from iar and I also attached my keil settings. Now the system...
In following the example for a DFU BLE upgrade I have configured the following system
on an nRF52 DK install the softdevice and bootloader:
nrfjprog --family nRF52...
In my code, I have some 'print'-style functions that write data to a buffer, and that buffer then goes to the Nordic UART implementation. This is user code, and I don't know...
Hi, I'm trying to adapt the stm32f4 library from:
link text
to run an nrf24l01+ with an stm32f373. After some initial SPI headaches, a lot is working. In the initialisation...
I want to confirm how much current is being drawn from the battery while the nRF52 is in it's absolute lowest power state and waiting for an NFC field to wake it up. From...
I am interested in setting the tx power level the advertising packets in a nRF52832 are transmitted with. I saw there is the TXPOWER register in the RADIO section (address...
I have a use case where sensors on a BLE peripheral need to push notifications to a BLE central indeterministically. So it needs to keep the connection always on. The notification...
Hi,
I tired Nordic Uart Service example on Nexus 5 Android ver 5.1.1, but I am not able to connect. I am able to connect to Samsung S6 and Nexus Android ver 4.4.4. I am using...
Hi Nordic,
I've try many times but no luck, I have a PCA10028, which works fine with SDK8~10 and S110.
Recently I found the SDK has become ver11 and SD turn to S130. So...
What is the best method for sending long data to ble_app_uart from android? We tried sending data by breaking into 20 bytes chunks and used thread.sleep() between each packet...
When I'm using the SDK 6.1.0, the twi drivers works while and I can easily understand the twi work flue. Howeve, the SDK 11.0.0 changed the twi drivers. I don't know what...
