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, Nordic team!
I want use RTC with Prescaler 32765 for generating Tick event with 1s interval. Could you help with calculation of jitter for Tick event in microseconds...
Hi,
I need to reduce the consumption of the peripheral_uart sample on a nrf5340dk, I use nRF Connect SDK V1.5.0.
At the beginning, I measured with an ampere meter 591uA...
When I program my external board via the nrf52dk the programming is much slower then when I program the nrf52 chip on the devboard. Is this normal behaviour and if not how...
Hi,
I'm evaluating a wireless microphone scenario, using 52's I2S and external ADC chip to sample sound signal, and than wirelessly transmitting it to another 52 for receiving...
Hi,
sorry if this is a trivial issue, but I've been strugling with this for a while, so I decided to just ask for help.
For context, I'm trying to create an application...
I have devices within an same group that bind with same app key, all are working normal together. But I want one device to be unbind and bind with another app key(out of the...
Hi everyone,
Hope you are doing well!
I am using BLE and FDS simutinuously but since they share the same interrupt priority (SD_EVT_IRQn = 4), fds events will be blocked...
I am currently running some tests on the Legacy DFU protocol and notice that even valid firmware images are unable to be transmitted. My setup is as follows:
Peripheral...
Hello,
As shown in the question. I am testing the ncs bootloader b0 and mcuboot, but I don't know it's ok or not.
work condition
ncs: 1.6.1
board: PCA10056
I am...
Hi
I have a strange question to ask for your help.In my program, I define and use a large number of global variables. However, when I define a global variable again and...
Our application frequently changes the channel table when we find interference in multiple channels. So changing channels frequently (because of high interference) causes...
Hi,
I'm evaluating BLE power consumption with a PCA10040 nRF52DK and a PPK, I cut SB9 and did nothing else with DK.
No peripheral is used in projects, Buttons or LEDs...
Hello
I've read several post about the problem regard the printf and float numbers, such as this ( https://devzone.nordicsemi.com/f/nordic-q-a/30535/nrf52-printf-float-in...
Dear sirs/madams
I am using SDK 17.0.2
Situation:
One Central unit (nRF52840) and one Peripheral unit (nRF52840) have established a connection (NUS service).
When...
I plan to buy some nRF5340 . I only see 1 chip image from the Nordic Official Website . However, when I clicked on " distributor ", I saw nRF5340 has many different part numbers...