Dear nordic employee
my purpose is send a data the length is from 150 to 273
when my server device send data by sd_ble_gatts_hvx(the send length is fixed 10 bytes) ...
Dear nordic employee:
The service I want to find is the sound service of the thing52 thingy sound service
I tried to modify the HRT_central_client project to find the...
When I was using the device as peripheral, I was wondering when the Softdevice notified BLE_GAP_EVT_SEC_PARAMS_REQUEST and BLE_EVT_SEC_INFO_REQUEST:
1, when peripheral...
hi dear nordic employee:
I tried to build the project ble_app_hrs_c(pca10040) by keil5
but I get an error :
._build\nrf52832_xxaa.sct(7): error: L6236E: No section...
Hi,
I am a bit confused about power consumption when using app_uart_fifo. To save power I put MCU to sleep in between each sent and received byte by using __WFE and __SEV...
Hi! I am building an android app for my project. I am using Proximity , UART and DFU from nrfToolbox app. I have 3 buttons on my home screen dedicated for each of them. I...
Dear Nordic employee:
1、 what do I have?
I have a thingy52 develop kit(nrf52832)
2、what is my purpose?
the quality of thingy52 audio demo is not good(iphone7)...
Hi all,
My BLE device uses the NUS profile to send data to a connected smart device. At the same time it should also be possible to connect to a RPi/Linux based gateway...
I now use nrf52832 to do development, nrf52832 and mobile phones to transfer the data is relatively large, I would like to achieve For mobile phones that support BLE4.2, a...
Hi Everyone,
I have been experimenting around with the low power SAADC example in SDK13.
I am using PCA10040 dev board and I have programmed it to start/stop ADC sampling...
Hi,
We've been developing an peripheral HID over BLE using Nordic's SDK, connecting with iOS, Android, and Windows devices. (Board: nRF52832, SDK 14)
We've noticed an...
Using 2.0.0-1.beta on Linux Mint 18.
Have installed pyserial with: sudo pip install pyserial --upgrade --ignore-installed
resulting in:
Installing collected packages...
hi ;
now after i maked a successful connection between smart phone and nrf51822 and i could change the state of gpio pin 20 i find a new problem
i want my pin is still...
Hi All,
Just wondering if i'm doing the right thing here.
So i am using the example of the central device to get started.The idea i'm trying to do is to use the central...
Hi,
I am working on my production hardware with nRF52840 on it. I am using MBED OS. What should be the memory map of 52840 for soft device and Application code? I am using...
Here are my system requirements:
A single "Controller" needs to send 4 bytes of data per node.
There are 25 nodes in a system (100 bytes total payload).
All nodes must...
Hello,
Is it possible to use Mesh SDK and create a GATT database for mobile device to connect to? There are no examples for this in Mesh 1.0.0 and 1.0.1 except a simple...
Devzone,
I'm working with the nrf51822 dev kit- specifically with master emuator API version 2.1.8.
Does this current release of the API (2.1.8) or subsequent releases...
Hi Everyone. I am Anthony, embedded software engineer. Now I need to dive into the Nordic BLE world for the new project. And we are going to used nRF51822 MCU. But I have...
Hi there,
On my project I was working using sd_flash_xxx functions to write the whole flash pages or erase it, so I added peer manager to my project and I had to switch...
Hi,
We have a specific feature that isn't supported by iOS, and we'd like to turn it off when connected to iOS devices to reduce battery usage.
Using the nRF sniffer we...