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)...
I'm probably not using the good terminology here... let me explain my application.
I have an existing board which has all the logic implemented in an STM32 MCU. I now need...
Using Softdevice 132 version 6.1.0 I issue the request for scanning by calling sd_ble_gap_scan_start() with: ble_gap_scan_params_t scan_params = { { .extended = 0, .report_incomplete_evts...
Hi all,
I want to measure higher frequency (8 MHz) count/ticks by using the lower frequency (32 KHz) is there is any method to do it or any examples.
I want to measure...
Hi,
I am evaluating the nRF52840 with the Segger IDE.
I am about to experiment with Bluetooth, but I have a hard time understanding the different protocols/softdevices...
Hi, recently I've been confronted with this issue that all of my stocked nRF52832 ICs would not work with the lastest SDK, which later turned out to be engineering samples...
In the light of recent news like this one, https://arstechnica.com/information-technology/2018/11/bluetooth-bugs-bite-millions-of-wi-fi-aps-from-cisco-meraki-and-aruba/ ,...
if m_replay_cache[ivi][i].seqno == 0xFFFFFF, then new message received and seqno == 0 or other value, Whether the message is valid ?
Because the seqno of the new message...
Hi,
We have many projects based on nRF52832 SDK 12 and we are porting them to nRF52840 SDK15.2 to take advantage of the new BLE5 features.
The problem is that we are having...
In my nRF51822 I have an app & a dfu bootloader (modified from nRF51DK) & softdevice .
The app starts the watchdog with 5 seconds timeout. An user can make the app to...
Dear Sir
We will like to disable the BLE advertising data whitening, could you advise us how to disable it?
We have tried to modify the following 0x1UL to 0x0UL and looks...
Hi Sir, I am use Laird BL651 module, which use nRF52810. I am use nRF52 DK debug output (P19 and P20) connect to our board, but the nRFgo studio not able to detect device...
Hi Nordic,
A problem was found with the SDK15.2 write operation. If the write size is equal to 12000 bytes, the system will return an invalid operation length error.
But...
Hello. I am developing an Android app and Arduino BLE device that will need to work in a very population-dense environment. Think a very large music festival with thousands...
Hello All,
I am trying to interface an analog sensor with nrf52832, whose analog values have to be converted using SAADC and has to be sent over SPI to another chip. But...
I am working on a project where an nRF52 is a multi-role BLE device. It is an advertising Peripheral, to which smartphones can connect, and a Central which scans for and connects...