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)...
(note - my core problem is that I'm trying to compile a file that's larger than 32KB, so I can't use uVision - if there is an easier way to circumvent this then I don't really...
I inherited a Nordic Semi firmware project. It was developed using s132_nrf52_4.0.2softdevice.hex and SDK 13.1.0.
How can I download these versions? I would like to start...
I installed the nRF5_SDK_15.1.0 compiled and ran the ble_app_att_mtu-throughput example.
The first run was using the default settings all went as expected. For the second...
Hello Nordic team,
I am working on ble_peripheral example. Initially application binary file size is 100 KB but after adding support of FDS application size increased to...
Hello,
I have read through all the posts I can find on this subject, but none has solved my problem.
- nRF5_SDK_15.1.0
- Example: Segger Embedded Studio Project: twi_master_with_twis_slave_pca10040...
I want to fully understand the use of RTOS in conjunction with the stack. As an example, I took an example ble_app_hrs_freertos (SDK v15.0).
Add a service, for example...
I need to count the pluse number use 51822, the frequency about this pluse is about 0.01Hz to 1Hz and is not fixed, I know use Time1 can achieve this funtion, but the problem...
I wriing softdevice ,aplication and bootloader by nrfprog tool.
But,the device works with the bootloader, not the application.
After writing, it is reset and flag is set...
Hi
I am using fatfs of nRF5_SDK_15.0.0_a53641a. Iam writing a program with keil.
I am trying to save data using SD card now.
By using fatfs example it was possible...
Hello all,
I wanna ask smth related to the use of the nRF52 as a HID keyboard (USB host).
I have already played around with the SDK example ble_app_hids_keyboard and tried...
Hi,
I'm developing a product with the NRF52832.
I have one Blue LED (APA2107LVBC) which is driven directly by a GPIO as shown below :
With a typical Vf of 2.65V, the...
Hi,
I'm trying to implement the following use case:
On the first button push a sensor advertise and bonds with a smartphone. I do it the following way and it works fine...
I tried to configure OTA in my application, but nrf toolbox stucks in "enabling dfu bootloader" and I can see "Starting DFU" showing up really fast, can it be a problem with...
Edit : I solved the problem. The problem was related to variable declaritions and pointer. None of the commands was not working except Write Register and Read Register. I...
Hello. For my application, I have written several functions related to sensor interrogation and work with some periphires of the controller nRF. I split these functions into...