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 am trying to port a tested program from NRF52 DK to NRF Thingy. To do the same I had changed the board to PCA20020. After I do that, I program using the NRF52 debug out...
Hi,
If the app keeps sending data at a certain rate, the numbers will skip and the software will stop.
I tried to see how much data I could communicate and at what speed...
In my situation, I want to use ble to designed a piconet which has 1 master and up to 4 slave .( upload(Slave->Master) rate is 2.2KB/s,download(Master->Slave) rate is 500...
Hi
A few questions regarding the "saadc_pca10040" example:
If I read one analog pin then what is the meaning of this matrix of values :
"static nrf_saadc_value_t...
This page shows that MPU is not supported on nRF52840: https://infocenter.nordicsemi.com/topic/sdk_nrf5_v16.0.0/nrfx_drv_supp_matrix.html
On the other hand, the following...
Hello Nordic Experts,
I'd like to add the usb hid composite to one of BLE examples. I followed link below and combined the example usbd_hid_composite with ble_app_blinki_c...
Daer usually we need minutes to lock the LTE cell and connect to the network. There is a way after the connection to save the data (NVM or flash) and on restart to use them...
Hello Everyone,
I am trying to implement fds in nrf52832 with sdk 15.2. getting some issues. I am using 5 record key's and 1 file id.
Before coming to that, Can anyone...
Hello Everyone,
I am using nrf52832 and sdk 15.2 for ota over serial. I have made bootloader for OTA over UART and tested same with nrfutil using my dfu package file. firmware...
Hi. I my embedded code I read default MAC address internally and mine is read as 73:7F:..... but in reality is supposed to be F3:7F.....
I have read few tickets where people...
Hello,
We are designing a custom board, and we would like to use an external crystal for the low frequency clock source, but we are running into disconnect issues. A similar...
Hi,
I have been trying to get the BLE secure DFU example working on a custom board (nrf52840 - BC840 module). I tried it on SDK 15 and SDK 16. When I flash the BLE DFU,...
I am trying to get the current time and the current time zone. I see there is some modem commands LWM2M commands that appear to have the capability to do that. When I try...
Dear all,
I have an application that requires me to keep advertising until the button is pressed.
I use a timer to read the status of the input pin and then if input is...